MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL...

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WELL I.D. LOCATION Page # WELL I.D. LOCATION Page # MW17-2 Mine Unit 3 1 MW103 Mine Unit 2 13 MW18 Mine Unit 3 1 MW104 Mine Unit 2 13 MW19 Mine Unit 3 1 MW105 Mine Unit 2 13 MW20 Mine Unit 3 1 MW106 Mine Unit 2 13 MW23 Mine Unit 3 2 MW107 Mine Unit 2 14 MW24 Mine Unit 3 2 MW108 Mine Unit 2 14 MW25 Mine Unit 3 2 MW109 Mine Unit 2 14 MW26 Mine Unit 3 2 MW110 Mine Unit 2 14 MW27 Mine Unit 3 3 MW111 Mine Unit 2 15 MW28 Mine Unit 3 3 MW114 Mine Unit 3 15 MW29 Mine Unit 3 3 MW115 Mine Unit 3 15 MW30 Mine Unit 3 3 MW116 Mine Unit 3 15 MW31 Mine Unit 3 4 4MW-1 Mine Unit 4 16 MW32 Mine Unit 3 4 4MW-2 Mine Unit 4 16 MW35 Mine Unit 3 4 4MW-3 Mine Unit 4 16 MW36 Mine Unit 3 4 4MW-4 Mine Unit 4 16 MW37 Mine Unit 3 5 4MW-5 Mine Unit 4 17 MW38 Mine Unit 3 5 4MW-6 Mine Unit 4 17 MW39 Mine Unit 3 5 4MW-7 Mine Unit 4 17 MW40 Mine Unit 3 5 4MW-8 Mine Unit 4 17 MW41 Mine Unit 3 6 4MW-9 Mine Unit 4 18 MW42 Mine Unit 3 6 4MW-10 Mine Unit 4 18 MW43 Mine Unit 3 6 4MW-11 Mine Unit 4 18 MW44 Mine Unit 3 6 4MW-12 Mine Unit 4 18 MW45 Mine Unit 3 7 4MW-13 Mine Unit 4 19 MW62 Mine Unit 3 7 4MW-14 Mine Unit 4 19 MW63 Mine Unit 3 7 4MW-15 Mine Unit 4 19 MW64 Mine Unit 3 7 4MW-16 Mine Unit 4 19 MW73 Mine Unit 2 8 4MW-17 Mine Unit 4 20 MW74 Mine Unit 2 8 4MW-18 Mine Unit 4 20 MW75 Mine Unit 2 8 4MW-19 Mine Unit 4 20 MW76 Mine Unit 2 8 4MW-20 Mine Unit 4 20 MW77 Mine Unit 2 9 4MW-21 Mine Unit 4 21 MW78 Mine Unit 2 9 4MW-22 Mine Unit 4 21 MW79 Mine Unit 2 9 4MW-23 Mine Unit 4 21 MW80 Mine Unit 2 9 4MW-24 Mine Unit 4 21 MW81 Mine Unit 2 10 4MW-25 Mine Unit 4 22 MW82 Mine Unit 2 10 5MW1 Mine Unit 5 22 MW83 Mine Unit 2 10 5MW2 Mine Unit 5 22 MW84 Mine Unit 2 10 5MW3 Mine Unit 5 22 MW85 Mine Unit 2 11 5MW4 Mine Unit 5 23 MW86 Mine Unit 2 11 5MW5 Mine Unit 5 23 MW87 Mine Unit 2 11 5MW6 Mine Unit 5 23 MW88 Mine Unit 2 11 5MW7 Mine Unit 5 23 MW89 Mine Unit 2 12 5MW8 Mine Unit 5 24 MW90 Mine Unit 2 12 5MW10 Mine Unit 5 24 MW101 Mine Unit 2 12 5MW12 Mine Unit 5 24 MW102 Mine Unit 2 12 5MW14 Mine Unit 5 24 MONITOR AND TREND WELL INDEX PERIMETER ORE ZONE Index for Attachment B January 2017 Page 1 of 6 4th Quarter WDEQ Report Willow Creek Project Permit to Mine No. 478

Transcript of MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL...

Page 1: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

WELL I.D. LOCATION Page # WELL I.D. LOCATION Page #

MW17-2 Mine Unit 3 1 MW103 Mine Unit 2 13

MW18 Mine Unit 3 1 MW104 Mine Unit 2 13

MW19 Mine Unit 3 1 MW105 Mine Unit 2 13

MW20 Mine Unit 3 1 MW106 Mine Unit 2 13

MW23 Mine Unit 3 2 MW107 Mine Unit 2 14

MW24 Mine Unit 3 2 MW108 Mine Unit 2 14

MW25 Mine Unit 3 2 MW109 Mine Unit 2 14

MW26 Mine Unit 3 2 MW110 Mine Unit 2 14

MW27 Mine Unit 3 3 MW111 Mine Unit 2 15

MW28 Mine Unit 3 3 MW114 Mine Unit 3 15

MW29 Mine Unit 3 3 MW115 Mine Unit 3 15

MW30 Mine Unit 3 3 MW116 Mine Unit 3 15

MW31 Mine Unit 3 4 4MW-1 Mine Unit 4 16

MW32 Mine Unit 3 4 4MW-2 Mine Unit 4 16

MW35 Mine Unit 3 4 4MW-3 Mine Unit 4 16

MW36 Mine Unit 3 4 4MW-4 Mine Unit 4 16

MW37 Mine Unit 3 5 4MW-5 Mine Unit 4 17

MW38 Mine Unit 3 5 4MW-6 Mine Unit 4 17

MW39 Mine Unit 3 5 4MW-7 Mine Unit 4 17

MW40 Mine Unit 3 5 4MW-8 Mine Unit 4 17

MW41 Mine Unit 3 6 4MW-9 Mine Unit 4 18

MW42 Mine Unit 3 6 4MW-10 Mine Unit 4 18

MW43 Mine Unit 3 6 4MW-11 Mine Unit 4 18

MW44 Mine Unit 3 6 4MW-12 Mine Unit 4 18

MW45 Mine Unit 3 7 4MW-13 Mine Unit 4 19

MW62 Mine Unit 3 7 4MW-14 Mine Unit 4 19

MW63 Mine Unit 3 7 4MW-15 Mine Unit 4 19

MW64 Mine Unit 3 7 4MW-16 Mine Unit 4 19

MW73 Mine Unit 2 8 4MW-17 Mine Unit 4 20

MW74 Mine Unit 2 8 4MW-18 Mine Unit 4 20

MW75 Mine Unit 2 8 4MW-19 Mine Unit 4 20

MW76 Mine Unit 2 8 4MW-20 Mine Unit 4 20

MW77 Mine Unit 2 9 4MW-21 Mine Unit 4 21

MW78 Mine Unit 2 9 4MW-22 Mine Unit 4 21

MW79 Mine Unit 2 9 4MW-23 Mine Unit 4 21

MW80 Mine Unit 2 9 4MW-24 Mine Unit 4 21

MW81 Mine Unit 2 10 4MW-25 Mine Unit 4 22

MW82 Mine Unit 2 10 5MW1 Mine Unit 5 22

MW83 Mine Unit 2 10 5MW2 Mine Unit 5 22

MW84 Mine Unit 2 10 5MW3 Mine Unit 5 22

MW85 Mine Unit 2 11 5MW4 Mine Unit 5 23

MW86 Mine Unit 2 11 5MW5 Mine Unit 5 23

MW87 Mine Unit 2 11 5MW6 Mine Unit 5 23

MW88 Mine Unit 2 11 5MW7 Mine Unit 5 23

MW89 Mine Unit 2 12 5MW8 Mine Unit 5 24

MW90 Mine Unit 2 12 5MW10 Mine Unit 5 24

MW101 Mine Unit 2 12 5MW12 Mine Unit 5 24

MW102 Mine Unit 2 12 5MW14 Mine Unit 5 24

MONITOR AND TREND WELL INDEX

PERIMETER ORE ZONE

Index for Attachment B

January 2017

Page 1 of 6

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine No. 478

Page 2: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

WELL I.D. LOCATION Page # WELL I.D. LOCATION Page #

5MW16 Mine Unit 5 25 6MW31 Mine Unit 6 41

5MW18 Mine Unit 5 25 6MW33 Mine Unit 6 41

5MW20 Mine Unit 5 25 6MW35 Mine Unit 6 41

5MW30A Mine Unit 5 25 6MW37 Mine Unit 6 42

5MW31 Mine Unit 5 26 6MW38 Mine Unit 6 42

5MW32A Mine Unit 5 26 6MW39 Mine Unit 6 42

5MW33 Mine Unit 5 27 6MW40 Mine Unit 6 42

5MW34 Mine Unit 5 27 6MW41 Mine Unit 6 43

5MW35A Mine Unit 5 28 6MW42 Mine Unit 6 43

5MW36 Mine Unit 5 28 6MW43 Mine Unit 6 43

5MW37 Mine Unit 5 29 6MW44 Mine Unit 6 43

5MW38 Mine Unit 5 29 6MW45 Mine Unit 6 44

5MW39A Mine Unit 5 30 6MW46 Mine Unit 6 44

5MW40 Mine Unit 5 30 6MW47 Mine Unit 6 44

5MW41A Mine Unit 5 31 6MW48-3 Mine Unit 6 44

5MW42 Mine Unit 5 31 6MW49 Mine Unit 6 45

5MW43 Mine Unit 5 32 6MW50 Mine Unit 6 45

5MW44 Mine Unit 5 32 6MW51 Mine Unit 6 45

5MW45 Mine Unit 5 33 6MW52 Mine Unit 6 45

5MW46 Mine Unit 5 33 6MW53 Mine Unit 6 46

5MW47B Mine Unit 5 34 6MW54 Mine Unit 6 46

5MW48 Mine Unit 5 34 7MW1 Mine Unit 7 46

5MW49 Mine Unit 5 34 7MW2 Mine Unit 7 47

5MW50 Mine Unit 5 35 7MW3 Mine Unit 7 47

5MW51 Mine Unit 5 35 7MW4 Mine Unit 7 48

5MW52 Mine Unit 5 35 7MW5 Mine Unit 7 48

5MW53 Mine Unit 5 35 7MW6 Mine Unit 7 49

5MW54 Mine Unit 5 36 7MW7 Mine Unit 7 49

5MW55 Mine Unit 5 36 7MW8 Mine Unit 7 50

5MW56 Mine Unit 5 36 7MW9 Mine Unit 7 50

5MW57 Mine Unit 5 36 7MW10 Mine Unit 7 51

5MW58 Mine Unit 5 37 7MW11 Mine Unit 7 51

5MW59 Mine Unit 5 37 7MW12 Mine Unit 7 52

5MW60 Mine Unit 5 37 7MW13 Mine Unit 7 52

5MW61 Mine Unit 5 37 7MW14 Mine Unit 7 53

5MW62 Mine Unit 5 38 7MW15 Mine Unit 7 53

5MW63 Mine Unit 5 38 7MW16 Mine Unit 7 54

5MW64 Mine Unit 5 38 7MW17 Mine Unit 7 54

5MW65 Mine Unit 5 38 7MW18 Mine Unit 7 55

5MW66 Mine Unit 5 39 7MW19 Mine Unit 7 55

5MW67 Mine Unit 5 39 7MW20 Mine Unit 7 56

5MW69 Mine Unit 5 39 7MW21 Mine Unit 7 56

6MW19 Mine Unit 6 39 7MW22 Mine Unit 7 57

6MW21 Mine Unit 6 40 7MW23 Mine Unit 7 57

6MW23 Mine Unit 6 40 7MW24 Mine Unit 7 58

6MW25 Mine Unit 6 40 7MW25 Mine Unit 7 58

6MW27 Mine Unit 6 40 7MW26 Mine Unit 7 59

6MW29 Mine Unit 6 41 7MW27 Mine Unit 7 59

MONITOR AND TREND WELL INDEX

PERIMETER ORE ZONE

Index for Attachment B

January 2017

Page 2 of 6

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine No. 478

Page 3: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

WELL I.D. LOCATION Page # WELL I.D. LOCATION Page #

7MW28 Mine Unit 7 60 8MW36-A Mine Unit 8 78

7MW29 Mine Unit 7 60 8MW37-A Mine Unit 8 78

7MW30 Mine Unit 7 61 8MW38 Mine Unit 8 78

7MW31 Mine Unit 7 61 8MW39A Mine Unit 8 79

7MW32 Mine Unit 7 62 8MW40-A Mine Unit 8 79

7MW33 Mine Unit 7 62 8MW41-B Mine Unit 8 79

7MW34 Mine Unit 7 63 8MW42 Mine Unit 8 80

7MW35 Mine Unit 7 63 8MW43-A Mine Unit 8 80

7MW39-2 Mine Unit 7 64 8MW44 Mine Unit 8 80

7MW40 Mine Unit 7 64 8MW45 Mine Unit 8 81

7MW41 Mine Unit 7 65 8MW46 Mine Unit 8 81

7MW42 Mine Unit 7 65 8MW47A Mine Unit 8 81

7MW43 Mine Unit 7 66 8MW48 Mine Unit 8 82

8MW-1 Mine Unit 8 66 8MW49 Mine Unit 8 82

8MW2 Mine Unit 8 66 8MW50 Mine Unit 8 82

8MW3 Mine Unit 8 67 8MW51 Mine Unit 8 83

8MW4 Mine Unit 8 67 8MW52 Mine Unit 8 83

8MW5 Mine Unit 8 67 8MW53 Mine Unit 8 83

8MW6 Mine Unit 8 68 8MW54 Mine Unit 8 84

8MW7-A Mine Unit 8 68 10MW1 Mine Unit 10 84

8MW8 Mine Unit 8 68 10MW2 Mine Unit 10 84

8MW9 Mine Unit 8 69 10MW3 Mine Unit 10 85

8MW10 Mine Unit 8 69 10MW4 Mine Unit 10 85

8MW11 Mine Unit 8 69 10MW5 Mine Unit 10 85

8MW12-A Mine Unit 8 70 10MW6 Mine Unit 10 86

8MW13 Mine Unit 8 70 10MW7 Mine Unit 10 86

8MW14 Mine Unit 8 70 10MW8 Mine Unit 10 86

8MW15 Mine Unit 8 71 10MW9 Mine Unit 10 87

8MW16 Mine Unit 8 71 10MW10 Mine Unit 10 87

8MW17 Mine Unit 8 71 10MW11 Mine Unit 10 87

8MW18 Mine Unit 8 72 10MW12 Mine Unit 10 88

8MW19 Mine Unit 8 72 10MW13 Mine Unit 10 88

8MW20 Mine Unit 8 72 10MW14 Mine Unit 10 88

8MW21 Mine Unit 8 73 10MW15 Mine Unit 10 89

8MW22-A Mine Unit 8 73 10MW16 Mine Unit 10 89

8MW23 Mine Unit 8 73 10MW17 Mine Unit 10 89

8MW24 Mine Unit 8 74 10MW18 Mine Unit 10 90

8MW25 Mine Unit 8 74 10MW19 Mine Unit 10 90

8MW26-B Mine Unit 8 74 10MW20 Mine Unit 10 90

8MW27 Mine Unit 8 75 10MW21 Mine Unit 10 91

8MW28 Mine Unit 8 75 10MW22 Mine Unit 10 91

8MW29-C Mine Unit 8 75 10MW23 Mine Unit 10 91

8MW30-B Mine Unit 8 76 10MW24 Mine Unit 10 92

8MW31 Mine Unit 8 76 10MW25 Mine Unit 10 92

8MW32-A Mine Unit 8 76 10MW26 Mine Unit 10 92

8MW33-A Mine Unit 8 77 10MW27 Mine Unit 10 93

8MW34-B Mine Unit 8 77 10MW28 Mine Unit 10 93

8MW35-A Mine Unit 8 77 10MW29 Mine Unit 10 93

MONITOR AND TREND WELL INDEX

PERIMETER ORE ZONE

MONITOR AND TREND WELL INDEX

Index for Attachment B

January 2017

Page 3 of 6

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine No. 478

Page 4: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

WELL I.D. LOCATION Page # WELL I.D. LOCATION Page #

10MW30A Mine Unit 10 94 5SM3 Mine Unit 5 107

10MW31 Mine Unit 10 94 5SM5 Mine Unit 5 107

10MW32 Mine Unit 10 94 5SM6 Mine Unit 5 107

10MW33 Mine Unit 10 95 5SM7 Mine Unit 5 108

10MW34 Mine Unit 10 95 6SM1 Mine Unit 6 108

10MW35 Mine Unit 10 95 6SM2 Mine Unit 6 108

10MW36 Mine Unit 10 96 6SM3 Mine Unit 6 108

10MW37 Mine Unit 10 96 6SM4 Mine Unit 6 109

10MW38 Mine Unit 10 96 6SM5 Mine Unit 6 109

10MW39 Mine Unit 10 97 6SM6 Mine Unit 6 109

10MW40 Mine Unit 10 97 6SM7 Mine Unit 6 109

10MW41 Mine Unit 10 97 6SM8 Mine Unit 6 110

10MW42 Mine Unit 10 98 6SM9 Mine Unit 6 110

10MW43 Mine Unit 10 98 6SM10 Mine Unit 6 110

10MW44 Mine Unit 10 98 6SM11 Mine Unit 6 110

10MW45 Mine Unit 10 99 6SM12 Mine Unit 6 111

10MW46 Mine Unit 10 99 6SM13 Mine Unit 6 111

10MW47 Mine Unit 10 99 6SM14 Mine Unit 6 111

10MW48 Mine Unit 10 100 7SM1 Mine Unit 7 111

7SM10 Mine Unit 7 112

7SM11 Mine Unit 7 112

7SM12 Mine Unit 7 113

WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113

MW-11S Mine Unit 5 101 7SM2 Mine Unit 7 114

MW46S Mine Unit 3 101 7SM3 Mine Unit 7 114

MW48S Mine Unit 3 101 7SM4 Mine Unit 7 115

MW50S Mine Unit 3 101 7SM5 Mine Unit 7 115

MW52S Mine Unit 3 102 7SM6 Mine Unit 7 116

MW54S Mine Unit 3 102 7SM7 Mine Unit 7 116

MW56S Mine Unit 3 102 7SM8 Mine Unit 7 117

MW58S Mine Unit 3 102 7SM9 Mine Unit 7 117

MW66S-2 Mine Unit 3 103 8SM1 Mine Unit 8 117

MW68S Mine Unit 2 103 8SM2 Mine Unit 8 118

MW70S Mine Unit 2 103 8SM3 Mine Unit 8 118

MW72S Mine Unit 2 103 8SM4-A Mine Unit 8 118

MW92S Mine Unit 2 104 8SM5-A Mine Unit 8 119

MW94S Mine Unit 2 104 8SM8 Mine Unit 8 119

MW96S Mine Unit 2 104 8SM9 Mine Unit 8 119

MW98S Mine Unit 2 104 8SM10 Mine Unit 8 120

MW100S Mine Unit 2 105 8SM11 Mine Unit 8 120

MW112S Mine Unit 2 105 8SM12 Mine Unit 8 120

MW117S Mine Unit 2 105 8SM13 Mine Unit 8 121

4SM-1 Mine Unit 4 105 8SM-14 Mine Unit 8 121

4SM-4 Mine Unit 4 106 10SM1 Mine Unit 10 121

4SM-8 Mine Unit 4 106 10SM2 Mine Unit 10 122

4SRM-07 Mine Unit 4 106 10SM3 Mine Unit 10 122

5SM1 Mine Unit 5 106 10SM4 Mine Unit 10 122

5SM2 Mine Unit 5 107 10SM5 Mine Unit 10 123

PERIMETER ORE ZONE INTERIOR SHALLOW SAND

INTERIOR SHALLOW SAND

Index for Attachment B

January 2017

Page 4 of 6

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine No. 478

Page 5: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

WELL I.D. LOCATION Page # WELL I.D. LOCATION Page #

10SM6 Mine Unit 10 123 6DM1 Mine Unit 6 135

10SM7 Mine Unit 10 123 6DM2 Mine Unit 6 135

10SM8 Mine Unit 10 124 6DM3-2 Mine Unit 6 135

10SM9 Mine Unit 10 124 6DM4-2 Mine Unit 6 135

10SM10 Mine Unit 10 124 6DM5 Mine Unit 6 136

10SM11 Mine Unit 10 125 6DM6 Mine Unit 6 136

10SM12 Mine Unit 10 125 6DM7 Mine Unit 6 136

6DM8 Mine Unit 6 136

6DM9 Mine Unit 6 137

6DM10 Mine Unit 6 137

WELL I.D. LOCATION Page # 6DM11 Mine Unit 6 137

MW-12D Mine Unit 5 126 6DM12 Mine Unit 6 137

MW45D Mine Unit 3 126 6DM13 Mine Unit 6 138

MW47D Mine Unit 3 126 6DM14 Mine Unit 6 138

MW49D Mine Unit 3 126 7DM1 Mine Unit 7 138

MW51D Mine Unit 3 127 7DM2 Mine Unit 7 139

MW53D Mine Unit 3 127 7DM3B Mine Unit 7 139

MW55D Mine Unit 3 127 7DM4B Mine Unit 7 140

MW57D Mine Unit 3 127 8DM3 Mine Unit 8 140

MW65D Mine Unit 3 128 8DM4-A Mine Unit 8 140

MW67D Mine Unit 2 128 8DM5-B Mine Unit 8 141

MW69D Mine Unit 2 128 8DM6-A Mine Unit 8 141

MW71D Mine Unit 2 128 8DM7 Mine Unit 8 141

MW91D Mine Unit 2 129 8DM8B Mine Unit 8 142

MW93D Mine Unit 2 129 8DM9-A Mine Unit 8 142

MW95D Mine Unit 2 129 8DM10 Mine Unit 8 142

MW97D Mine Unit 2 129 8DM-11 Mine Unit 8 143

MW99D Mine Unit 2 130 8DM-14 Mine Unit 8 143

MW113D Mine Unit 2 130

4DM-1 Mine Unit 4 130

4DM-4 Mine Unit 4 130

4DM-8 Mine Unit 4 131 WELL I.D. LOCATION Page #

4DRM-07 Mine Unit 4 131 MW87T Mine Unit 2 144

5DM1A Mine Unit 5 131 5TW-1 Mine Unit 5 144

5DM2 Mine Unit 5 131 6TW1 Mine Unit 6 144

5DM3 Mine Unit 5 132 6TW2 Mine Unit 6 144

5DM4 Mine Unit 5 132 6TW3 Mine Unit 6 145

5DM5 Mine Unit 5 132 6TW4 Mine Unit 6 145

5DM7 Mine Unit 5 132 6TW5 Mine Unit 6 145

WCOW-37D Mine Unit 5 133 7TW1 Mine Unit 7 145

7TW2 Mine Unit 7 146

7TW3 Mine Unit 7 146

7TW4 Mine Unit 7 147

WELL I.D. LOCATION Page # 7TW5 Mine Unit 7 147

WCOW-04 Mine Unit 5 134 7TW6 Mine Unit 7 148

MONITOR AND TREND WELL INDEX

INTERIOR SHALLOW SAND INTERIOR DEEP SAND

INTERIOR DEEP SAND

PERIMETER ORE ZONE TREND

INTERIOR SHALLOW SAND

Index for Attachment B

January 2017

Page 5 of 6

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine No. 478

Page 6: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

WELL I.D. LOCATION Page #

6DT1 Mine Unit 6 149

WELL I.D. LOCATION Page #

5DM8T Mine Unit 5 150

5DM9T Mine Unit 5 150

5AH57-1 Mine Unit 5 150

5AG70-1 Mine Unit 5 151

5AW54-2 Mine Unit 5 151

5AV46-1 Mine Unit 5 152

PERIMETER ORE ZONE TREND

MONITOR AND TREND WELL INDEX

INTERIOR DEEP SAND TREND

Index for Attachment B

January 2017

Page 6 of 6

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine No. 478

Page 7: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 3 For time period

Well I.D. MW17-2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4575.5

Date

10/14/2016 9.3 628 91.4 8.8 4562.3

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW18

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4575.4

Date

10/06/2016 10.6 684 92.6 8.3 4559.7

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW19

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4573.2

Date

10/06/2016 10.3 688 94.0 8.1 4558.6

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW20

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4574.8

Date

10/06/2016 10.6 683 92.6 8.3 4556.5

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 7 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 8: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 3 For time period

Well I.D. MW23

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4568.7

Date

10/06/2016 10.8 709 107.5 8.5 4550.5

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW24

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4567.5

Date

10/06/2016 10.6 687 100.5 8.3 4550.4

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW25

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4566.6

Date

10/06/2016 10.8 674 90.9 8.3 4550.9

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW26

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4568.6

Date

10/06/2016 11.0 688 91.4 8.3 4553.4

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 8 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 9: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 3 For time period

Well I.D. MW27

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4567.7

Date

11/16/2016 21.7 * 771 118.8 8.3 4558.6

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW28

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4576.8

Date

10/06/2016 10.4 689 94.3 8.3 4560.9

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW29

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4579.5

Date

10/06/2016 11.0 679 94.5 8.3 4563.7

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW30

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4580.4

Date

10/06/2016 10.8 685 94.8 8.3 4566.4

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 9 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 10: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 3 For time period

Well I.D. MW31

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4576.4

Date

10/06/2016 10.3 689 96.8 8.3 4570.3

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW32

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4576.3

Date

10/06/2016 10.8 687 98.3 8.3 4573.4

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW35

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4582.4

Date

11/16/2016 19.5 * 726 111.4 8.3 4564.1

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW36

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4585.5

Date

10/14/2016 9.1 640 99.5 8.6 4572.2

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 10 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 11: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 3 For time period

Well I.D. MW37

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4579.7

Date

10/14/2016 10.3 644 100.3 8.6 4564.5

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW38

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4575.3

Date

10/14/2016 13.0 652 98.8 8.6 4563.5

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW39

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4575.3

Date

10/14/2016 13.1 643 97.4 8.6 4563.5

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW40

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4574.6

Date

11/22/2016 10.3 666 98.0 8.5 4564.8

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 11 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 12: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 3 For time period

Well I.D. MW41

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4572.3

Date

10/06/2016 10.6 690 100.8 8.3 4576.4

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW42

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4581.3

Date

10/06/2016 9.9 683 97.5 8.3 4579.0

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW43

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4589.4

Date

10/06/2016 9.4 681 98.3 8.3 4582.3

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW44

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4581.5

Date

10/14/2016 9.8 635 95.0 8.6 4566.2

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 12 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 13: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 3 For time period

Well I.D. MW45

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7 4576.0

Date

10/14/2016 11.1 651 99.0 8.6 4568.3

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW62

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7

Date

11/22/2016 9.5 665 94.0 8.8 4573.7

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW63

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7

Date

11/22/2016 10.0 675 92.5 8.8 4582.2

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW64

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7

Date

11/22/2016 9.0 678 97.4 8.5 4581.6

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 13 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 14: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 2 For time period

Well I.D. MW73

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.6 823 121.3

Date

11/03/2016 9.5 704 94.1 8.6 4570.0

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW74

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.6 823 121.3

Date

11/03/2016 10.1 728 94.5 8.8 4569.7

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW75

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.6 823 121.3

Date

11/03/2016 9.3 728 95.6 8.6 4568.1

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW76

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.6 823 121.3

Date

11/03/2016 8.8 766 94.1 8.5 4569.5

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 14 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 15: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 2 For time period

Well I.D. MW77

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.6 823 121.3

Date

11/03/2016 8.5 777 92.4 8.3 4568.3

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW78

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.6 823 121.3

Date

11/03/2016 8.8 760 95.0 8.5 4562.9

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW79

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.6 823 121.3

Date

11/03/2016 8.8 761 94.4 8.3 4559.9

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW80

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.6 823 121.3

Date

11/02/2016 9.3 699 94.4 8.3 4555.6

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 15 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 16: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 2 For time period

Well I.D. MW81

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.6 823 121.3

Date

11/02/2016 9.3 705 93.0 8.5 4554.6

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW82

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.6 823 121.3

Date

11/11/2016 9.6 649 91.0 8.5 4547.3

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW83

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.6 823 121.3

Date

11/11/2016 12.6 664 93.8 8.6 4548.1

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW84

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.6 823 121.3

Date

11/23/2016 13.6 779 145.1 * 8.3 4544.5

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 16 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 17: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 2 For time period

Well I.D. MW85

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.6 823 121.3

Date

11/11/2016 13.3 671 96.3 8.6 4548.0

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW86

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.6 823 121.3

Date

11/11/2016 9.8 665 95.0 8.3 4549.6

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW87

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.6 823 121.3

Date

11/11/2016 10.1 668 97.4 8.3 4551.9

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW88

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.6 823 121.3

Date

11/11/2016 9.6 670 93.8 8.5 4554.2

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 17 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 18: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 2 For time period

Well I.D. MW89

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.6 823 121.3

Date

11/22/2016 13.6 756 119.0 8.3 4554.5

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW90

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.6 823 121.3

Date

11/02/2016 9.3 716 93.3 8.3 4552.1

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW101

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.6 778 124.6

Date

11/02/2016 9.6 697 91.1 8.3 4549.6

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW102

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.6 778 124.6

Date

11/02/2016 9.8 714 91.8 8.3 4545.5

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 18 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 19: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 2 For time period

Well I.D. MW103

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.6 778 124.6

Date

11/02/2016 9.3 713 91.0 8.5 4546.0

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW104

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.6 778 124.6

Date

11/16/2016 9.1 717 91.4 8.6 4541.8

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW105

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.6 778 124.6

Date

11/16/2016 9.3 715 93.5 8.5 4539.3

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW106

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.6 778 124.6

Date

11/16/2016 9.5 704 92.6 8.5 4539.1

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 19 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 20: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 2 For time period

Well I.D. MW107

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.6 778 124.6

Date

12/22/2016 13.3 * 691 99.0 8.5 4539.0

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW108

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.6 778 124.6

Date

10/19/2016 13.1 * 721 105.6 8.1 4536.5

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW109

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.6 778 124.6

Date

11/02/2016 9.1 686 99.5 8.5 4537.1

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW110

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.6 778 124.6

Date

11/16/2016 10.3 690 90.9 8.6 4539.9

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 20 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 21: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 2 For time period

Well I.D. MW111

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.6 778 124.6

Date

11/16/2016 10.3 616 91.4 8.6 4541.9

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW114

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7

Date

10/06/2016 10.6 684 95.0 8.3 4554.6

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW115

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7

Date

10/06/2016 10.1 687 98.1 8.3 4551.6

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW116

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.4 777 129.7

Date

10/06/2016 14.1 * 703 126.1 8.3 4551.0

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 21 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 22: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 4 For time period

Well I.D. 4MW-1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4559.0

Date

12/07/2016 15.6 * 746 104.6 8.3 4569.1

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4MW-2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4563.9

Date

11/22/2016 9.0 682 98.4 8.5 4584.3

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4MW-3

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4564.5

Date

12/08/2016 39.4 * 823 106.9 8.4 4569.5

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4MW-4

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4574.6

Date

11/22/2016 8.6 696 101.8 8.3 4587.8

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 22 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 23: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 4 For time period

Well I.D. 4MW-5

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4570.3

Date

11/22/2016 9.7 699 97.8 8.5 4581.2

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4MW-6

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4583.8

Date

11/22/2016 9.0 691 99.0 8.5 4590.4

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4MW-7

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4575.9

Date

11/22/2016 9.1 695 95.3 8.6 4583.0

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4MW-8

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4586.1

Date

11/22/2016 9.6 696 101.1 8.3 4588.5

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 23 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 24: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 4 For time period

Well I.D. 4MW-9

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4581.3

Date

11/22/2016 8.6 696 95.4 8.3 4584.2

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4MW-10

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4588.6

Date

11/22/2016 9.1 696 98.9 8.5 4591.0

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4MW-11

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4586.5

Date

11/22/2016 9.6 692 95.3 8.5 4585.5

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4MW-12

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4594.1

Date

11/22/2016 9.0 702 100.9 8.6 4592.4

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 24 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 25: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 4 For time period

Well I.D. 4MW-13

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4586.2

Date

11/23/2016 16.2 * 716 96.8 8.5 4588.0

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4MW-14

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4593.9

Date

11/22/2016 8.8 702 101.7 8.3 4594.7

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4MW-15

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4587.9

Date

11/22/2016 9.5 692 94.3 8.3 4587.5

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4MW-16

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4597.7

Date

11/22/2016 8.7 694 102.0 8.5 4595.7

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 25 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 26: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 4 For time period

Well I.D. 4MW-17

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4590.3

Date

11/22/2016 15.6 * 749 105.1 8.5 4589.1

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4MW-18

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4598.2

Date

11/22/2016 9.6 705 101.5 8.3 4595.4

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4MW-19

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4591.7

Date

11/23/2016 13.1 * 707 102.5 8.3 4589.7

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4MW-20

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4604.4

Date

11/22/2016 8.8 705 102.5 8.3 4598.2

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 26 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 27: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 4 For time period

Well I.D. 4MW-21

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4593.5

Date

11/22/2016 9.8 690 95.6 8.3 4590.3

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4MW-22

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4603.3

Date

11/22/2016 9.5 707 100.2 8.3 4597.1

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4MW-23

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4595.5

Date

11/22/2016 9.0 699 97.9 8.3 4591.5

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4MW-24

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4602.6

Date

11/22/2016 9.7 701 99.0 8.3 4595.6

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 27 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 28: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 4 For time period

Well I.D. 4MW-25

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 11.1 825 116.9 4599.7

Date

11/22/2016 9.5 718 100.3 8.3 4593.3

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4641.0

Date

11/30/2016 7.9 848 95.5 8.3 4630.4

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4636.1

Date

11/23/2016 22.7 956 105.9 8.3 4626.4

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW3

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4640.6

Date

11/30/2016 7.6 859 92.8 8.3 4630.0

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 28 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 29: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5MW4

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4638.5

Date

11/23/2016 11.0 1048 * 120.3 8.3 4628.4

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW5

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4638.0

Date

11/30/2016 7.6 863 94.1 8.3 4628.3

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW6

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4638.0

Date

11/30/2016 9.3 924 110.8 8.3 4628.0

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW7

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4635.4

Date

11/30/2016 7.6 892 91.8 8.3 4626.3

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 29 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 30: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5MW8

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 23.0 1423 122.5 4637.8

Date

10/06/2016 17.5 1255 248.3 * 7.8 4629.7

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW10

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4668.9

Date

11/30/2016 8.6 746 103.6 8.3 4627.7

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW12

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.8 1725 145.4 4661.5

Date

11/30/2016 8.6 840 108.9 8.1 4623.2

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW14

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4659.7

Date

11/30/2016 9.0 724 106.5 8.5 4622.4

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 30 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 31: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5MW16

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4630.9

Date

11/30/2016 8.6 751 102.5 8.3 4622.6

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW18

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4627.8

Date

11/30/2016 7.5 858 93.0 8.3 4620.3

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW20

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4633.1

Date

11/30/2016 7.3 899 91.5 8.3 4624.2

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW30A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4622.6

Date

10/04/2016 9.0 652 108.8 8.8 4614.1

10/18/2016 9.1 679 110.9 8.6 4613.3

11/01/2016 9.1 679 113.1 8.6 4613.8

11/15/2016 9.1 643 112.4 8.6 4614.9

11/29/2016 8.8 687 109.4 8.5 4614.1

12/14/2016 8.6 673 109.5 8.3 4613.5

12/29/2016 9.1 673 107.5 8.5 4611.9

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 31 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 32: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5MW31

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4623.5

Date

10/04/2016 8.8 660 104.8 8.8 4614.2

10/18/2016 8.8 682 104.3 8.6 4613.6

11/01/2016 8.5 679 105.0 8.6 4613.9

11/15/2016 8.8 634 105.1 8.6 4614.9

11/29/2016 8.5 675 101.5 8.5 4614.4

12/14/2016 8.5 669 101.6 8.5 4613.7

12/29/2016 8.6 673 101.9 8.6 4612.6

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW32A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4625.8

Date

10/03/2016 8.3 641 103.4 8.6 4614.5

10/18/2016 8.5 682 103.6 8.6 4614.0

10/31/2016 8.3 680 103.3 8.5 4614.1

11/14/2016 8.0 695 102.0 8.5 4615.2

11/28/2016 7.9 689 104.0 8.5 4615.0

12/13/2016 8.3 679 102.1 8.3 4614.2

12/28/2016 7.9 650 101.1 8.5 4612.8

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 32 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 33: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5MW33

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4624.5

Date

10/04/2016 8.8 668 103.8 8.8 4614.6

10/18/2016 8.8 692 102.1 8.6 4614.0

11/01/2016 8.6 681 102.1 8.5 4614.2

11/14/2016 8.8 679 102.0 8.5 4615.4

11/29/2016 8.5 684 100.1 8.5 4614.9

12/14/2016 8.3 677 100.5 8.3 4614.3

12/29/2016 8.3 676 101.9 8.6 4613.3

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW34

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4629.9

Date

10/03/2016 8.8 650 108.8 8.6 4615.1

10/18/2016 8.8 692 108.0 8.6 4614.7

10/31/2016 8.6 687 109.4 8.5 4614.9

11/14/2016 8.5 700 108.6 8.3 4615.9

11/28/2016 8.3 652 109.1 8.3 4615.6

12/13/2016 8.6 690 105.8 8.3 4614.9

12/28/2016 8.1 660 106.6 8.5 4613.2

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 33 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 34: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5MW35A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4626.1

Date

10/03/2016 8.8 629 102.3 8.6 4615.2

10/18/2016 8.8 675 101.5 8.6 4614.6

11/01/2016 8.5 679 102.1 8.6 4615.2

11/14/2016 8.8 689 104.0 8.5 4616.4

11/29/2016 8.6 687 103.8 8.5 4615.8

12/13/2016 8.8 676 103.3 8.3 4615.9

12/29/2016 8.8 679 104.3 8.6 4615.0

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW36

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4625.7

Date

10/03/2016 9.5 678 127.5 8.6 4616.0

10/18/2016 9.3 721 130.0 8.5 4615.6

10/31/2016 9.6 719 125.0 8.3 4616.0

11/14/2016 10.1 729 128.1 8.3 4617.3

11/28/2016 9.3 683 124.4 8.3 4616.6

12/13/2016 9.8 726 125.4 8.3 4616.0

12/28/2016 9.1 689 124.6 8.5 4613.9

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 34 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 35: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5MW37

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4633.7

Date

10/03/2016 8.6 636 104.3 8.6 4615.9

10/18/2016 8.8 681 105.0 8.6 4614.9

11/01/2016 8.5 691 104.5 8.6 4616.4

11/14/2016 8.8 689 104.4 8.5 4617.5

11/29/2016 8.6 684 102.8 8.5 4616.8

12/13/2016 8.6 689 103.0 8.3 4616.6

12/29/2016 8.6 681 105.5 8.6 4615.6

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW38

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4627.7

Date

10/03/2016 14.1 862 210.5 * 8.1 4617.2

10/18/2016 13.8 912 204.6 * 8.1 4616.8

10/31/2016 14.3 937 218.7 * 8.0 4617.2

11/14/2016 14.6 949 232.1 * 7.9 4618.4

11/28/2016 14.8 913 222.3 * 7.9 4617.8

12/13/2016 13.8 942 212.6 * 7.9 4616.7

12/28/2016 14.6 930 224.1 * 8.1 4614.6

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 35 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 36: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5MW39A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4623.8

Date

10/03/2016 10.1 651 110.5 8.6 4616.4

10/18/2016 10.3 691 111.0 8.6 4615.8

10/31/2016 10.0 694 111.5 8.5 4617.8

11/14/2016 9.1 704 108.0 8.5 4619.0

11/28/2016 8.6 657 106.8 8.5 4618.2

12/13/2016 8.8 694 108.6 8.3 4617.9

12/28/2016 8.6 665 106.0 8.5 4616.9

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW40

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4627.3

Date

10/03/2016 9.0 662 118.5 8.6 4617.7

10/18/2016 8.8 702 116.1 8.6 4617.3

10/31/2016 8.8 703 115.8 8.5 4617.8

11/14/2016 8.8 720 118.3 8.3 4618.9

11/28/2016 8.6 715 115.5 8.3 4618.3

12/13/2016 9.0 704 110.5 8.3 4617.4

12/28/2016 8.6 667 110.1 8.5 4615.1

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 36 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 37: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5MW41A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4633.6

Date

10/03/2016 8.1 641 106.1 8.6 4619.0

10/18/2016 8.6 680 108.0 8.6 4618.3

10/31/2016 8.5 681 105.8 8.3 4619.9

11/14/2016 8.3 697 104.8 8.3 4621.3

11/28/2016 8.3 692 106.1 8.3 4620.5

12/13/2016 8.1 688 104.4 8.3 4620.2

12/28/2016 7.9 657 106.5 8.5 4619.3

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW42

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4631.0

Date

10/03/2016 8.8 649 110.0 8.6 4620.0

10/18/2016 8.5 690 109.1 8.6 4619.5

10/31/2016 8.6 688 112.1 8.5 4620.1

11/14/2016 8.8 710 110.4 8.5 4621.2

11/28/2016 8.6 698 107.5 8.5 4620.5

12/13/2016 8.5 690 108.8 8.3 4619.9

12/28/2016 8.5 662 107.3 8.5 4617.5

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 37 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 38: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5MW43

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4619.8

Date

10/03/2016 8.3 650 111.1 8.6 4620.6

10/18/2016 8.6 691 111.5 8.6 4620.1

10/31/2016 8.6 687 107.5 8.5 4621.5

11/14/2016 8.6 715 111.1 8.5 4622.9

11/28/2016 8.3 693 107.8 8.5 4622.2

12/13/2016 7.8 691 108.0 8.3 4621.9

12/28/2016 8.0 666 108.4 8.5 4621.1

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW44

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4630.6

Date

10/03/2016 8.8 651 108.0 8.6 4619.1

10/19/2016 8.6 684 105.8 8.5 4618.0

10/31/2016 8.6 683 106.0 8.5 4620.0

11/14/2016 9.0 707 108.9 8.5 4621.2

11/28/2016 8.8 691 108.0 8.5 4620.1

12/13/2016 8.6 690 106.1 8.3 4619.6

12/28/2016 8.6 664 108.5 8.5 4616.8

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 38 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 39: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5MW45

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4636.0

Date

10/03/2016 8.1 688 111.4 8.6 4622.9

10/18/2016 7.9 690 112.0 8.5 4622.4

10/31/2016 7.8 689 112.3 8.3 4623.8

11/14/2016 7.8 680 111.0 8.3 4625.1

11/28/2016 7.9 698 111.0 8.3 4624.5

12/13/2016 7.6 721 111.0 8.3 4624.2

12/29/2016 8.0 702 111.1 8.5 4623.2

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW46

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4633.5

Date

10/03/2016 8.6 650 112.5 8.6 4618.8

10/18/2016 8.8 710 109.1 8.6 4618.6

10/31/2016 8.3 703 113.0 8.5 4621.1

11/14/2016 7.6 713 112.0 8.3 4622.0

11/28/2016 8.3 701 109.9 8.5 4621.6

12/13/2016 8.3 717 108.3 8.3 4620.6

12/28/2016 8.1 689 110.0 8.5 4618.3

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 39 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 40: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5MW47B

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4642.1

Date

10/03/2016 7.6 656 113.0 8.6 4627.3

10/18/2016 7.6 699 114.9 8.6 4627.0

10/31/2016 7.6 704 113.1 8.6 4627.5

11/14/2016 8.3 716 111.5 8.5 4628.6

11/28/2016 7.8 704 112.4 8.6 4627.5

12/13/2016 7.5 715 111.6 8.3 4627.9

12/29/2016 7.5 702 112.0 8.6 4627.2

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW48

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4635.3

Date

10/03/2016 17.3 738 173.6 * 8.5 4620.9

10/18/2016 17.8 780 176.3 * 8.3 4620.5

10/31/2016 17.3 797 168.6 * 8.3 4622.2

11/14/2016 17.7 777 167.9 * 8.6 4623.3

11/28/2016 17.3 804 164.8 * 8.1 4622.3

12/13/2016 17.6 804 164.3 * 8.1 4622.0

12/28/2016 17.5 802 166.4 * 8.3 4620.7

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW49

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4614.8

Date

11/23/2016 8.3 717 113.3 8.5 4629.3

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 40 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 41: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5MW50

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4635.5

Date

11/30/2016 8.6 714 111.9 8.5 4618.0

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW51

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4644.3

Date

11/23/2016 8.0 715 115.3 8.3 4631.7

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW52

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4635.8

Date

11/23/2016 10.6 758 125.5 8.3 4623.4

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW53

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4645.1

Date

11/23/2016 8.1 723 112.3 8.3 4632.4

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 41 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 42: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5MW54

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4636.9

Date

11/23/2016 13.6 812 166.3 * 8.3 4626.2

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW55

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4643.6

Date

11/23/2016 8.6 716 111.6 8.3 4630.7

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW56

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4646.1

Date

10/06/2016 12.6 714 109.6 8.1 4623.8

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW57

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4643.2

Date

11/23/2016 8.8 716 114.1 8.3 4630.6

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 42 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 43: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5MW58

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4642.8

Date

11/23/2016 9.3 722 110.1 8.5 4625.5

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW59

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4642.3

Date

11/23/2016 8.6 716 112.5 8.5 4628.7

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW60

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 23.7 779 191.3 4635.4

Date

11/23/2016 12.7 770 186.2 8.3 4625.6

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW61

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4659.6

Date

11/23/2016 8.3 729 112.1 8.3 4630.7

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 43 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 44: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5MW62

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4635.1

Date

10/06/2016 10.8 764 115.1 8.1 4625.5

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW63

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4641.3

Date

11/30/2016 9.1 710 108.5 8.3 4629.8

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW64

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4636.3

Date

11/23/2016 9.0 766 117.0 8.5 4626.0

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW65

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.9 734 128.1 4641.4

Date

11/30/2016 9.5 742 * 109.6 8.3 4630.4

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 44 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 45: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5MW66

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4636.8

Date

10/19/2016 14.7 999 175.9 * 7.9 4627.5

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW67

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4642.1

Date

11/30/2016 7.5 894 90.1 8.3 4631.0

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5MW69

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.7 1004 134.3 4642.0

Date

11/30/2016 8.3 878 94.0 8.3 4630.7

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW19

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4636.1

Date

10/03/2016 6.0 1336 69.8 8.0 4630.9

10/17/2016 5.4 1339 71.1 8.0 4625.7

11/01/2016 5.5 1349 71.1 7.9 4629.3

11/14/2016 5.0 1333 70.6 8.0 4627.6

11/28/2016 6.0 1349 72.1 8.1 4624.9

12/13/2016 5.6 1371 70.4 8.0 4625.8

12/27/2016 5.1 1346 71.8 8.1 4625.0

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 45 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 46: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 6 For time period

Well I.D. 6MW21

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4637.1

Date

12/08/2016 4.9 1241 73.0 8.1 4624.3

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW23

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4635.0

Date

12/08/2016 4.8 1290 71.9 8.1 4622.1

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW25

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4627.2

Date

12/01/2016 5.9 1248 72.9 8.1 4623.6

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW27

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4623.6

Date

11/28/2016 18.3 1409 118.5 * 8.1 4609.9

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 46 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 47: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 6 For time period

Well I.D. 6MW29

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4625.5

Date

12/01/2016 13.3 1239 168.1 * 8.1 4620.7

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW31

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4625.2

Date

12/15/2016 6.5 1340 86.1 8.1 4618.5

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW33

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4617.9

Date

12/15/2016 6.0 1327 74.8 8.1 4614.4

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW35

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4617.8

Date

12/15/2016 5.0 1276 69.5 7.9 4612.3

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 47 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 48: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 6 For time period

Well I.D. 6MW37

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4615.4

Date

12/15/2016 4.9 1255 70.8 8.1 4610.7

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW38

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4634.4

Date

12/08/2016 4.9 1344 69.6 8.1 4625.4

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW39

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4612.6

Date

12/01/2016 15.6 1297 71.8 8.1 4609.1

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW40

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4632.6

Date

12/08/2016 4.9 1369 66.5 8.1 4623.2

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 48 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 49: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 6 For time period

Well I.D. 6MW41

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4612.3

Date

12/01/2016 7.5 1250 112.5 * 8.1 4607.7

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW42

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4631.3

Date

12/22/2016 4.9 1353 67.1 8.1 4622.2

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW43

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4611.4

Date

12/01/2016 13.1 1406 289.7 * 7.9 4605.8

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW44

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4628.4

Date

12/22/2016 10.3 1494 153.6 * 8.0 4620.3

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 49 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 50: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 6 For time period

Well I.D. 6MW45

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4631.5

Date

12/01/2016 16.0 1289 211.6 * 7.9 4604.2

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW46

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.6 2427 89.2 4627.7

Date

12/22/2016 8.6 1245 191.8 * 8.1 4618.9

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW47

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4606.2

Date

12/01/2016 10.8 915 209.1 * 8.1 4605.4

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW48-3

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2

Date

11/02/2016 25.8 * 1556 88.0 8.1 4621.0

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 50 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 51: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 6 For time period

Well I.D. 6MW49

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4607.8

Date

12/01/2016 9.1 924 195.8 * 8.1 4606.2

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW50

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4625.8

Date

12/22/2016 5.5 1352 69.2 8.1 4616.6

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW51

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4618.0

Date

12/01/2016 13.1 1239 100 * 8.3 4605.9

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW52

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4621.4

Date

12/15/2016 5.5 1239 68.1 8.1 4612.5

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 51 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 52: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 6 For time period

Well I.D. 6MW53

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4610.2

Date

12/15/2016 5.9 1282 70.4 8.1 4604.2

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6MW54

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.0 1576 95.2 4618.5

Date

12/15/2016 5.3 1256 68.8 8.1 4609.9

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.7 4647.9

Date

10/03/2016 5.9 1340 70.5 8.0 4643.4

10/18/2016 5.9 1391 71.5 8.0 4639.3

11/01/2016 4.9 1352 72.4 7.9 4637.8

11/15/2016 4.8 1327 74.0 8.1 4636.6

11/28/2016 5.5 1357 72.6 8.1 4635.6

12/13/2016 5.6 1372 72.6 8.0 4638.0

12/28/2016 5.0 1350 73.9 8.0 4638.9

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 52 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 53: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4657.2

Date

10/03/2016 6.4 1195 73.5 8.1 4642.9

10/18/2016 6.5 1234 75.5 8.1 4639.5

11/01/2016 5.8 1215 75.1 8.1 4638.0

11/15/2016 5.5 1217 75.6 8.1 4636.8

11/28/2016 5.9 1235 74.5 8.1 4636.0

12/13/2016 5.9 1257 73.1 8.1 4638.9

12/28/2016 6.0 1243 74.8 8.1 4638.9

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW3

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4644.4

Date

10/03/2016 4.7 1344 70.3 8.0 4641.1

10/18/2016 5.5 1388 72.0 8.0 4637.6

11/01/2016 4.8 1358 71.5 8.0 4635.4

11/14/2016 4.5 1336 71.9 8.1 4634.3

11/28/2016 5.5 1359 70.5 8.1 4633.2

12/13/2016 5.5 1378 70.0 8.0 4634.5

12/28/2016 5.3 1358 71.9 8.1 4636.4

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 53 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 54: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW4

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4641.7

Date

10/03/2016 6.0 1295 83.5 7.9 4643.4

10/18/2016 5.9 1347 83.5 7.9 4639.6

11/01/2016 5.4 1309 85.4 7.9 4636.7

11/15/2016 6.0 1300 85.5 8.0 4635.2

11/29/2016 5.9 1345 85.4 8.0 4634.7

12/13/2016 5.8 1329 82.6 7.9 4637.9

12/28/2016 5.6 1296 83.0 8.0 4638.6

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW5

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4646.4

Date

10/03/2016 7.4 1382 85.0 7.9 4641.2

10/18/2016 7.1 1426 81.5 7.9 4637.2

11/01/2016 6.8 1390 87.9 7.9 4636.8

11/14/2016 7.1 1383 92.1 8.0 4636.5

11/28/2016 7.5 1411 92.8 8.1 4635.3

12/13/2016 7.3 1438 94.1 7.9 4636.1

12/28/2016 7.4 1403 95.3 8.0 4636.5

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 54 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 55: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW6

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4635.6

Date

10/04/2016 5.5 1312 71.4 8.0 4640.7

10/19/2016 5.0 1311 75.1 8.0 4634.3

11/01/2016 4.9 1296 76.0 8.0 4634.1

11/16/2016 4.8 1291 75.3 8.1 4630.9

11/29/2016 5.5 1309 75.3 8.1 4631.2

12/14/2016 4.6 1285 74.5 8.1 4633.9

12/30/2016 5.5 1289 76.1 8.1 4634.2

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW7

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4640.7

Date

10/04/2016 8.1 933 81.4 8.1 4637.4

10/19/2016 7.3 941 85.5 8.1 4635.2

11/01/2016 7.4 928 85.5 8.1 4634.1

11/16/2016 7.6 923 85.8 8.1 4633.5

11/29/2016 8.1 936 84.6 8.3 4632.3

12/14/2016 7.5 920 84.9 8.1 4632.5

12/30/2016 8.0 929 85.6 8.1 4633.4

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 55 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 56: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW8

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4629.9

Date

10/04/2016 5.8 1287 73.5 8.0 4638.8

10/19/2016 5.6 1255 78.1 8.0 4631.2

11/01/2016 5.4 1278 76.5 8.0 4629.5

11/16/2016 5.5 1273 76.4 8.1 4627.5

11/29/2016 5.1 1291 75.5 8.1 4628.2

12/14/2016 5.0 1267 76.5 8.1 4629.5

12/30/2016 5.5 1273 77.0 8.1 4631.3

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW9

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4646.0

Date

10/04/2016 8.1 942 83.4 8.1 4637.2

10/19/2016 7.3 943 86.4 8.1 4635.0

11/01/2016 7.3 934 86.0 8.1 4634.5

11/16/2016 7.3 925 84.9 8.1 4634.1

11/29/2016 7.1 943 85.0 8.3 4632.9

12/14/2016 8.0 925 85.1 8.3 4632.7

12/30/2016 7.9 932 85.5 8.3 4633.1

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 56 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 57: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW10

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4632.6

Date

10/04/2016 5.6 1280 74.4 8.0 4638.5

10/19/2016 5.5 1248 76.9 8.0 4632.1

11/01/2016 5.4 1270 76.0 8.0 4629.6

11/15/2016 5.1 1251 76.6 8.1 4628.1

11/29/2016 5.5 1291 75.0 8.1 4627.9

12/14/2016 5.0 1277 75.5 8.1 4629.1

12/30/2016 5.5 1281 75.5 8.1 4631.0

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW11

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4646.5

Date

10/04/2016 8.0 922 82.1 8.1 4635.1

10/19/2016 7.4 930 86.0 8.1 4632.6

11/01/2016 7.5 911 87.1 8.1 4633.0

11/16/2016 7.6 917 86.0 8.1 4632.6

11/29/2016 7.1 927 85.5 8.3 4631.4

12/14/2016 7.4 914 86.8 8.3 4630.8

12/30/2016 7.8 925 85.5 8.1 4631.0

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 57 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 58: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW12

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4632.4

Date

10/04/2016 4.9 1308 69.5 8.0 4639.3

10/19/2016 6.0 1168 78.1 8.0 4632.6

11/01/2016 5.5 1290 74.5 8.0 4632.2

11/16/2016 4.8 1303 73.4 8.0 4630.9

11/29/2016 5.6 1320 73.3 8.1 4629.9

12/14/2016 5.3 1298 74.5 8.1 4631.5

12/30/2016 5.5 1318 73.8 8.0 4632.4

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW13

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4640.8

Date

10/04/2016 7.9 913 81.8 8.1 4632.8

10/19/2016 7.4 909 86.5 8.1 4630.7

11/01/2016 7.5 904 86.9 8.3 4631.0

11/16/2016 7.5 898 87.5 8.3 4630.8

11/29/2016 7.6 917 87.0 8.3 4629.5

12/14/2016 7.4 903 86.8 8.3 4629.1

12/30/2016 8.6 904 86.3 8.1 4629.0

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 58 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 59: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW14

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4630.7

Date

10/04/2016 9.0 1343 79.6 8.0 4638.7

10/18/2016 8.1 1338 82.6 8.0 4638.7

11/01/2016 8.6 1326 85.1 8.1 4632.4

11/15/2016 9.1 1319 88.1 8.1 4631.6

11/29/2016 9.8 1363 90.6 8.1 4630.5

12/14/2016 9.6 1344 90.5 8.1 4632.5

12/28/2016 9.0 1344 91.5 8.1 4634.8

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW15

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4638.4

Date

10/04/2016 8.3 893 87.1 8.1 4631.6

10/17/2016 7.8 879 86.8 8.1 4629.8

10/31/2016 7.9 861 87.6 8.1 4630.2

11/15/2016 7.6 873 89.1 8.1 4630.0

11/29/2016 7.6 900 88.0 8.3 4628.2

12/14/2016 7.5 884 88.6 8.3 4627.5

12/29/2016 8.1 882 87.6 8.3 4627.3

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 59 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 60: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW16

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4624.1

Date

10/04/2016 5.0 1294 73.0 8.0 4636.0

10/19/2016 6.0 1235 78.0 8.0 4634.1

11/01/2016 5.4 1276 76.0 8.0 4639.1

11/15/2016 4.9 1264 77.9 8.1 4634.7

11/29/2016 4.9 1303 76.5 8.1 4634.8

12/14/2016 5.3 1285 76.4 8.1 4642.5

12/30/2016 5.5 1281 77.0 8.0 4640.3

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW17

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4641.5

Date

10/04/2016 7.8 908 84.6 8.1 4629.8

10/17/2016 7.1 887 85.1 8.1 4627.7

10/31/2016 7.6 875 86.9 8.1 4628.5

11/15/2016 7.8 888 87.6 8.1 4628.4

11/29/2016 8.6 910 87.6 8.3 4626.5

12/14/2016 7.3 901 86.6 8.3 4626.0

12/29/2016 7.8 897 86.5 8.3 4626.0

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 60 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 61: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW18

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4627.4

Date

10/04/2016 5.5 1278 78.4 8.0 4641.1

10/19/2016 5.5 1217 80.1 8.0 4636.0

11/01/2016 5.0 1259 79.0 8.0 4638.5

11/15/2016 5.3 1251 80.4 8.1 4633.5

11/29/2016 5.0 1285 79.5 8.1 4633.3

12/14/2016 4.9 1273 79.0 8.1 4642.5

12/30/2016 5.5 1263 79.0 8.1 4640.3

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW19

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4636.9

Date

10/04/2016 6.0 1376 67.0 8.0 4628.9

10/17/2016 5.5 1352 70.6 8.0 4626.3

10/31/2016 5.4 1335 70.6 8.0 4627.8

11/15/2016 5.1 1347 71.4 8.1 4628.0

11/29/2016 5.5 1380 70.6 8.1 4625.4

12/14/2016 5.0 1363 69.5 8.1 4625.3

12/29/2016 5.6 1364 69.3 8.0 4624.8

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 61 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 62: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW20

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4626.9

Date

10/04/2016 5.5 1262 79.6 8.0 4642.0

10/19/2016 4.9 1266 79.6 8.0 4636.8

11/01/2016 4.8 1248 80.0 8.1 4637.5

11/15/2016 4.8 1238 81.4 8.1 4633.5

11/29/2016 5.0 1269 80.9 8.1 4633.0

12/14/2016 4.8 1249 80.1 8.1 4640.7

12/30/2016 5.6 1251 80.5 8.1 4639.1

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW21

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4627.2

Date

10/04/2016 5.9 1231 79.6 8.1 4642.0

10/19/2016 5.1 1215 81.4 8.1 4637.1

11/01/2016 5.5 1218 80.9 8.1 4637.7

11/15/2016 5.0 1205 81.3 8.1 4633.9

11/29/2016 5.4 1237 81.3 8.1 4633.4

12/14/2016 5.0 1222 81.3 8.1 4641.0

12/30/2016 5.8 1227 82.6 8.1 4639.3

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 62 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 63: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW22

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4634.0

Date

10/04/2016 6.0 1205 82.5 8.0 4639.3

10/19/2016 6.1 1090 83.9 8.0 4634.3

11/01/2016 5.6 1186 83.3 8.0 4636.5

11/15/2016 6.0 1185 84.3 8.1 4631.3

11/29/2016 6.1 1210 83.8 8.1 4630.5

12/14/2016 5.4 1226 84.0 8.1 4639.9

12/30/2016 6.0 1222 84.5 8.1 4638.1

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW23

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4631.5

Date

10/03/2016 6.0 1230 84.3 8.0 4639.0

10/18/2016 5.8 1269 83.5 8.0 4632.5

10/31/2016 5.0 1214 85.0 8.0 4633.8

11/14/2016 5.0 1223 84.3 8.1 4629.1

11/28/2016 5.5 1238 81.5 8.1 4628.1

12/13/2016 5.8 1254 85.1 8.0 4640.8

12/27/2016 5.5 1235 89.0 8.1 4632.7

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 63 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 64: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW24

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4631.1

Date

10/03/2016 13.6 1318 144.4 * 8.1 4637.8

10/17/2016 13.6 1336 164.3 * 8.1 4629.6

10/31/2016 14.3 1350 183.1 * 8.0 4632.7

11/14/2016 15.2 1379 192.5 * 8.1 4626.0

11/28/2016 13.5 1381 176.1 * 8.1 4625.2

12/13/2016 16.8 1486 221.8 * 7.9 4638.8

12/27/2016 17.2 1488 240.3 * 8.1 4631.1

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW25

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4626.6

Date

10/03/2016 15.6 1527 302.3 * 7.5 4636.4

10/17/2016 7.4 1049 92.3 8.0 4618.8

10/31/2016 8.0 1293 152.6 * 7.9 4631.2

11/14/2016 7.1 1268 112.2 7.9 4620.3

11/28/2016 6.4 1262 94.6 8.0 4619.7

12/13/2016 5.9 1299 99.6 7.9 4628.2

12/27/2016 6.0 1274 97.8 7.9 4628.1

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 64 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 65: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW26

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4619.7

Date

10/03/2016 7.1 1015 81.8 8.0 4635.6

10/17/2016 6.8 986 82.8 8.0 4617.5

10/31/2016 6.1 1012 82.5 8.1 4630.7

11/14/2016 6.4 1048 82.0 8.1 4618.3

11/28/2016 6.6 1072 81.1 8.3 4617.7

12/13/2016 6.0 1092 81.5 8.1 4623.3

12/27/2016 6.6 1079 82.0 8.1 4629.0

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW27

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4623.0

Date

10/04/2016 16.2 1311 211.6 * 7.8 4633.7

10/24/2016 19.1 1484 301.1 * 7.6 4608.6

10/31/2016 16.6 1356 261.1 * 7.6 4630.1

11/14/2016 14.0 1253 194.1 * 7.9 4616.4

11/28/2016 13.1 1243 168.8 * 8.0 4616.3

12/13/2016 13.1 1237 145.1 * 7.8 4618.4

12/27/2016 13.1 1223 141.5 * 8.0 4633.1

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 65 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 66: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW28

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4622.3

Date

10/03/2016 14.0 1090 147 * 8.1 4634.2

10/18/2016 15.0 1179 178.1 * 8.0 4628.6

10/31/2016 13.3 1091 148.3 * 8.1 4628.1

11/14/2016 10.1 1107 117.1 8.1 4620.0

11/28/2016 8.5 1144 104.4 8.1 4619.0

12/13/2016 8.0 1172 96.9 8.0 4621.7

12/27/2016 7.6 1160 94.0 8.0 4630.8

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW29

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4617.6

Date

10/04/2016 10.5 1212 159.1 * 7.8 4634.5

10/19/2016 10.5 1221 167.9 * 7.6 4625.6

11/02/2016 9.1 1202 138.3 * 7.9 4626.1

11/14/2016 7.4 1214 108.6 7.9 4623.4

11/28/2016 6.1 1246 95.0 7.9 4622.5

12/13/2016 6.0 1267 88.1 7.8 4625.2

12/27/2016 6.0 1246 89.6 8.0 4632.1

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 66 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 67: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW30

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4619.9

Date

10/03/2016 7.6 949 81.0 8.1 4637.0

10/18/2016 7.1 983 82.6 8.1 4635.0

11/01/2016 7.0 958 83.0 8.1 4626.6

11/14/2016 7.3 948 84.4 8.1 4625.0

11/28/2016 7.3 962 83.3 8.3 4623.9

12/13/2016 7.1 974 82.3 8.1 4622.9

12/28/2016 7.4 953 83.3 8.1 4632.1

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW31

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4611.8

Date

10/03/2016 7.8 936 83.6 8.1 4637.1

10/18/2016 7.1 966 85.3 8.1 4633.9

11/01/2016 7.1 943 86.1 8.1 4628.1

11/14/2016 7.3 923 86.4 8.1 4626.9

11/28/2016 7.3 950 86.0 8.3 4625.6

12/13/2016 7.3 961 87.0 8.1 4625.2

12/28/2016 7.1 939 88.3 8.1 4631.7

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 67 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 68: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW32

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4620.5

Date

10/03/2016 8.6 927 86.5 8.1 4637.9

10/18/2016 7.4 961 86.0 8.0 4633.2

11/01/2016 7.0 941 89.5 8.1 4630.7

11/14/2016 7.6 931 93.8 8.1 4629.8

11/28/2016 9.1 951 100.0 8.3 4627.9

12/13/2016 9.3 977 107.9 8.1 4627.8

12/28/2016 10.1 971 120.4 * 8.1 4631.9

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW33

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4617.8

Date

10/03/2016 10.1 1313 91.3 8.0 4636.6

10/18/2016 7.1 1340 80.0 7.9 4630.2

11/01/2016 12.6 1331 102.6 8.0 4632.4

11/14/2016 11.1 1331 103.8 8.1 4628.9

11/28/2016 7.8 1318 83.0 8.1 4627.0

12/13/2016 13.0 1356 110.6 7.9 4628.9

12/28/2016 13.1 1360 114.6 8.0 4630.3

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 68 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 69: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW34

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4616.6

Date

10/04/2016 6.0 1333 70.1 7.8 4634.3

10/19/2016 5.5 1323 74.1 7.9 4627.6

11/02/2016 5.6 1304 74.4 8.0 4631.4

11/16/2016 5.5 1303 72.8 8.0 4629.2

11/29/2016 5.5 1328 74.8 8.1 4625.9

12/14/2016 5.5 1318 73.4 8.1 4627.8

12/30/2016 5.9 1328 73.8 8.1 4627.6

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW35

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1950 118.8 4617.4

Date

10/03/2016 7.6 1355 93.9 7.9 4632.2

10/17/2016 6.3 1349 92.0 7.9 4625.8

10/31/2016 6.1 1343 92.4 7.8 4627.8

11/14/2016 6.9 1350 91.9 8.0 4627.7

11/28/2016 7.1 1367 89.4 8.1 4625.6

12/13/2016 6.9 1378 86.8 7.9 4626.6

12/27/2016 7.1 1354 86.0 8.0 4625.8

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 69 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 70: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW39-2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 28.5 2305 562.7 4622.0

Date

10/03/2016 9.3 1367 183.6 8.1 4627.3

10/17/2016 8.0 1362 168.8 8.1 4623.4

11/01/2016 8.6 1364 176.0 8.1 4625.4

11/14/2016 8.8 1365 176.1 8.1 4625.5

11/28/2016 9.9 1386 191.8 8.1 4622.5

12/13/2016 9.6 1398 183.5 8.1 4623.2

12/28/2016 8.5 1374 171.5 8.1 4622.7

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW40

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 28.5 2305 562.7 4614.9

Date

10/04/2016 12.8 1132 274.2 8.0 4626.7

10/17/2016 12.8 1117 281.7 8.0 4623.5

10/31/2016 12.8 1108 282.6 8.0 4625.0

11/16/2016 12.8 1119 287.8 8.0 4624.7

11/29/2016 12.8 1141 285.0 8.1 4621.6

12/14/2016 13.0 1124 286.2 8.1 4622.7

12/29/2016 13.1 1132 283.5 8.1 4622.4

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 70 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 71: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW41

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 68.4 2775 562.7 4620.2

Date

10/04/2016 28.5 1589 314.8 7.8 1.2 4625.8

10/17/2016 30.2 1717 324.1 7.8 1.0 4623.2

10/31/2016 29.3 1665 328.0 7.9 1.2 4624.4

11/16/2016 27.8 1668 333.4 7.9 1.2 4624.2

11/29/2016 28.2 1665 333.2 7.9 1.2 4621.6

12/14/2016 30.8 1717 326.7 7.9 1.0 4622.0

12/29/2016 32.4 1774 321.8 8.0 1.0 4621.7

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7MW42

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 48.4 2775 562.7 4617.6

Date

10/04/2016 13.1 1630 180.4 7.9 0.3 4626.0

10/17/2016 12.9 1618 188.0 8.0 0.2 4623.7

10/31/2016 12.6 1596 191.0 7.9 0.2 4624.8

11/16/2016 12.9 1629 193.6 7.9 0.2 4625.1

11/29/2016 12.8 1656 193.3 8.0 0.2 4622.3

12/14/2016 13.1 1642 190.5 8.0 0.1 4622.5

12/29/2016 12.8 1637 191.3 8.0 0.1 4622.2

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 71 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 72: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7MW43

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 20.8 1949 118.7 4623.7

Date

10/04/2016 5.9 1377 68.6 7.9 4626.8

10/17/2016 5.8 1359 71.5 8.0 4624.2

10/31/2016 5.0 1356 72.5 8.0 4625.4

11/15/2016 5.4 1349 71.9 8.1 4625.9

11/29/2016 4.8 1387 71.6 8.0 4623.2

12/14/2016 5.1 1378 72.4 8.0 4623.4

12/29/2016 5.5 1371 72.9 8.1 4622.8

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW-1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 23.7 956 117.0 4543.7

Date

10/13/2016 10.1 673 90.4 8.3 4449.5

10/25/2016 9.8 673 92.1 8.6 4456.7

11/09/2016 9.8 689 91.3 8.6 4463.1

11/20/2016 9.8 681 92.0 8.6 4459.2

12/07/2016 9.8 682 91.5 8.6 4457.4

12/21/2016 10.3 672 90.0 8.5 4470.3

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4512.3

Date

10/13/2016 13.6 707 104.1 8.3 4455.5

10/25/2016 13.0 696 99.8 8.6 4464.9

11/09/2016 13.1 713 99.9 8.6 4467.3

11/20/2016 12.8 704 100.5 8.6 4465.0

12/07/2016 12.6 688 94.8 8.6 4461.0

12/21/2016 10.1 680 93.3 8.5 4470.0

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 72 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 73: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8MW3

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4504.1

Date

10/13/2016 10.6 677 93.3 8.3 4459.6

10/25/2016 10.5 683 93.8 8.6 4468.0

11/09/2016 10.1 693 94.4 8.6 4468.0

11/20/2016 10.1 680 93.5 8.6 4466.6

12/07/2016 9.5 687 91.1 8.6 4461.9

12/21/2016 9.1 682 92.1 8.6 4468.2

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW4

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4538.3

Date

10/12/2016 10.3 672 89.3 8.3 4457.3

10/25/2016 9.1 670 90.9 8.8 4465.8

11/09/2016 9.8 685 90.8 8.6 4463.4

11/20/2016 10.0 666 91.3 8.8 4465.3

12/07/2016 10.1 678 91.4 8.8 4457.6

12/21/2016 9.3 676 89.6 8.6 4463.6

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW5

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4552.4

Date

10/12/2016 10.1 670 89.6 8.3 4457.3

10/25/2016 10.1 670 90.0 8.6 4465.1

11/09/2016 9.3 681 92.1 8.6 4459.5

11/20/2016 9.1 663 91.0 8.6 4466.0

12/07/2016 9.5 678 91.1 8.8 4462.2

12/21/2016 9.1 673 91.4 8.6 4465.9

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 73 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 74: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8MW6

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4564.2

Date

10/12/2016 10.3 676 89.7 8.3 4445.8

10/25/2016 9.3 673 91.8 8.6 4453.7

11/09/2016 9.3 685 92.5 8.6 4444.8

11/20/2016 10.0 673 91.8 8.6 4455.0

12/07/2016 9.8 685 91.3 8.6 4445.4

12/21/2016 9.3 676 91.9 8.5 4455.7

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW7-A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4583.1

Date

10/12/2016 10.1 676 90.4 8.1 4434.9

10/25/2016 9.8 673 92.5 8.6 4442.6

11/09/2016 9.3 684 91.9 8.6 4432.6

11/20/2016 9.8 673 92.5 8.6 4443.5

12/07/2016 9.3 682 91.8 8.6 4433.6

12/21/2016 9.1 677 91.0 8.3 4443.0

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW8

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4587.5

Date

10/12/2016 9.6 669 90.0 8.1 4424.6

10/25/2016 9.1 668 90.1 8.6 4433.8

11/09/2016 9.5 682 91.4 8.5 4421.9

11/20/2016 9.8 668 91.4 8.6 4433.9

12/07/2016 10.0 679 91.1 8.6 4421.6

12/21/2016 9.1 676 91.5 8.3 4431.6

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 74 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 75: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8MW9

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4581.4

Date

10/12/2016 10.1 671 91.4 8.1 4403.4

10/25/2016 9.7 670 92.8 8.6 4413.2

11/09/2016 9.5 682 93.1 8.5 4401.7

11/20/2016 9.6 674 93.0 8.6 4408.0

12/07/2016 9.3 682 91.9 8.6 4401.2

12/21/2016 8.8 673 92.1 8.3 4406.4

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW10

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4591.8

Date

10/12/2016 13.3 708 100.1 8.1 4395.0

10/25/2016 12.8 710 103.9 8.6 4406.9

11/07/2016 13.1 710 100.9 8.6 4397.5

11/20/2016 13.0 713 104.4 8.6 4394.6

12/07/2016 12.6 707 100.5 8.6 4391.7

12/21/2016 12.9 701 99.4 8.5 4392.8

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW11

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4577.7

Date

10/12/2016 9.6 669 90.0 8.3 4398.6

10/25/2016 9.3 668 91.8 8.6 4410.8

11/07/2016 10.1 676 90.5 8.6 4399.1

11/20/2016 10.1 667 92.0 8.6 4394.6

12/07/2016 9.3 677 91.9 8.6 4392.4

12/21/2016 9.3 673 91.5 8.6 4391.0

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 75 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 76: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8MW12-A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4570.7

Date

10/12/2016 10.1 678 89.0 8.1 4409.2

10/25/2016 10.1 672 91.3 8.6 4414.3

11/07/2016 9.3 682 91.6 8.6 4405.2

11/20/2016 9.1 669 90.6 8.6 4400.2

12/07/2016 9.1 682 91.4 8.6 4399.9

12/21/2016 9.1 673 90.9 8.3 4396.5

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW13

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4613.0

Date

10/12/2016 9.1 676 89.8 8.1 4411.2

10/25/2016 9.0 678 90.0 8.6 4419.5

11/07/2016 9.6 686 90.6 8.6 4409.9

11/20/2016 9.1 670 90.4 8.6 4404.5

12/07/2016 9.3 687 90.4 8.6 4403.9

12/21/2016 8.8 678 90.0 8.5 4400.6

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW14

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4645.2

Date

10/12/2016 13.3 711 92.6 8.1 4419.9

10/25/2016 13.0 710 95.8 8.5 4428.2

11/07/2016 13.1 721 94.1 8.5 4416.9

11/20/2016 12.6 701 93.4 8.5 4411.7

12/07/2016 12.8 719 93.8 8.5 4411.2

12/21/2016 13.1 706 92.4 8.5 4407.6

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 76 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 77: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8MW15

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4665.2

Date

10/12/2016 9.1 690 90.0 8.3 4432.0

10/25/2016 8.6 687 91.0 8.6 4436.6

11/07/2016 9.4 700 91.0 8.6 4424.9

11/20/2016 9.3 689 91.0 8.6 4419.5

12/07/2016 8.8 696 92.0 8.6 4419.7

12/21/2016 8.8 682 90.4 8.6 4417.4

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW16

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4640.4

Date

10/12/2016 9.3 736 84.5 8.1 4447.3

10/25/2016 8.2 731 87.0 8.5 4450.7

11/07/2016 8.3 747 87.0 8.5 4432.5

11/20/2016 8.6 732 86.9 8.5 4427.3

12/07/2016 8.6 745 86.5 8.5 4428.1

12/21/2016 9.3 732 85.4 8.3 4427.7

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW17

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4602.3

Date

10/12/2016 8.8 761 82.4 8.1 4465.5

10/25/2016 8.1 767 84.6 8.3 4465.1

11/07/2016 8.1 779 84.6 8.5 4441.7

11/20/2016 8.6 767 84.5 8.6 4437.1

12/07/2016 8.0 784 88.4 8.8 4438.6

12/21/2016 8.5 765 83.5 8.3 4440.9

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 77 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 78: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8MW18

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4575.4

Date

10/12/2016 10.5 767 88.5 8.1 4483.1

10/24/2016 10.0 799 90.5 8.5 4476.8

11/07/2016 12.8 793 93.9 8.6 4442.7

11/20/2016 12.8 768 94.1 8.6 4440.9

12/06/2016 12.8 790 95.1 8.6 4445.1

12/21/2016 13.1 791 95.5 8.3 4452.0

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW19

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4595.9

Date

10/12/2016 8.3 819 80.1 8.0 4487.4

10/24/2016 7.6 845 81.9 8.5 4481.7

11/07/2016 8.0 836 82.4 8.3 4455.2

11/20/2016 7.8 806 80.3 8.5 4453.3

12/06/2016 8.1 832 80.8 8.5 4456.0

12/21/2016 7.5 830 80.5 8.3 4467.4

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW20

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4570.4

Date

10/12/2016 8.6 816 81.1 8.0 4495.3

10/24/2016 7.8 837 82.6 8.3 4489.4

11/07/2016 8.3 829 82.8 8.3 4470.8

11/20/2016 7.6 799 82.3 8.5 4468.9

12/06/2016 8.1 821 82.6 8.5 4471.5

12/21/2016 8.1 809 81.6 8.3 4482.7

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 78 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 79: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8MW21

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4588.4

Date

10/12/2016 11.1 859 116.3 8.1 4503.9

10/24/2016 12.8 877 120.6 * 8.3 4500.4

11/03/2016 12.8 826 116.5 8.5 4495.8

11/20/2016 10.6 809 105.0 8.6 4489.3

12/05/2016 10.8 823 105.0 8.6 4490.5

12/19/2016 12.9 815 110.9 8.5 4494.2

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW22-A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4571.4

Date

10/12/2016 8.0 849 79.4 8.0 4506.5

10/24/2016 7.5 860 80.6 8.3 4504.6

11/07/2016 7.6 865 81.0 8.3 4498.2

11/20/2016 7.8 837 80.6 8.3 4495.9

12/06/2016 7.6 853 80.9 8.3 4498.3

12/21/2016 7.5 844 79.9 8.3 4502.2

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW23

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4526.9

Date

10/12/2016 8.5 831 79.9 8.1 4509.6

10/24/2016 7.6 853 81.0 8.3 4509.1

11/07/2016 8.3 843 82.0 8.3 4505.2

11/20/2016 7.9 816 81.0 8.5 4503.5

12/06/2016 8.1 832 80.8 8.5 4506.2

12/21/2016 8.3 825 80.0 8.3 4508.9

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 79 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 80: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8MW24

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4591.4

Date

10/12/2016 7.6 805 82.1 8.1 4503.5

10/24/2016 7.9 805 85.0 8.5 4504.1

11/07/2016 8.5 789 87.4 8.5 4500.8

11/20/2016 8.3 787 85.1 8.5 4500.0

12/06/2016 7.8 805 84.0 8.6 4501.7

12/21/2016 8.3 807 82.9 8.3 4504.4

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW25

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4624.9

Date

10/12/2016 7.9 793 84.0 8.1 4500.7

10/24/2016 7.8 807 84.6 8.3 4502.7

11/07/2016 8.5 805 85.1 8.5 4499.8

11/20/2016 8.1 777 84.6 8.6 4500.1

12/06/2016 8.8 798 85.0 8.5 4502.5

12/21/2016 7.9 789 84.0 8.3 4503.6

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW26-B

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4638.2

Date

10/12/2016 7.5 824 80.5 8.1 4496.4

10/24/2016 7.5 849 80.6 8.3 4499.6

11/07/2016 7.6 842 81.0 8.3 4496.0

11/20/2016 7.8 810 81.4 8.5 4497.7

12/06/2016 7.8 833 81.0 8.5 4499.5

12/21/2016 7.9 824 79.8 8.3 4500.8

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 80 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 81: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8MW27

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4625.3

Date

10/12/2016 7.5 788 84.1 8.1 4505.4

10/24/2016 7.8 801 85.1 8.3 4508.5

11/07/2016 7.8 800 85.9 8.3 4504.2

11/20/2016 8.1 768 85.4 8.6 4507.0

12/06/2016 8.3 786 86.1 8.3 4508.5

12/21/2016 8.3 777 86.0 8.3 4510.0

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW28

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4611.3

Date

10/12/2016 7.6 795 84.0 8.1 4521.6

10/24/2016 8.0 807 84.3 8.5 4523.1

11/07/2016 8.3 802 84.9 8.5 4517.9

11/20/2016 8.1 777 84.5 8.6 4521.7

12/06/2016 8.5 793 85.1 8.6 4523.4

12/21/2016 8.5 787 84.4 8.5 4524.1

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW29-C

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4630.7

Date

10/12/2016 7.5 819 81.8 8.1 4518.6

10/24/2016 7.4 837 82.8 8.5 4518.9

11/07/2016 8.1 827 82.5 8.3 4515.4

11/20/2016 7.5 798 82.5 8.5 4517.8

12/06/2016 8.1 821 82.5 8.5 4518.2

12/21/2016 7.5 814 81.8 8.3 4520.0

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 81 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 82: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8MW30-B

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4680.1

Date

10/12/2016 8.1 762 87.0 8.1 4510.2

10/24/2016 8.0 777 87.9 8.5 4510.8

11/07/2016 8.1 773 87.9 8.3 4507.3

11/20/2016 8.5 752 87.5 8.5 4509.5

12/06/2016 8.6 766 87.8 8.5 4511.0

12/21/2016 8.5 758 87.3 8.3 4512.0

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW31

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4651.5

Date

10/12/2016 8.1 807 85.8 8.1 4502.4

10/24/2016 8.3 824 87.6 8.3 4503.0

11/07/2016 8.6 818 87.1 8.3 4499.5

11/20/2016 8.6 792 86.9 8.5 4501.6

12/06/2016 9.3 809 88.0 8.5 4504.0

12/21/2016 8.1 796 87.1 8.3 4504.7

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW32-A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4623.0

Date

10/12/2016 10.1 807 115.6 7.9 4493.9

10/24/2016 9.1 813 114.3 8.3 4495.6

11/07/2016 9.3 812 114.3 8.3 4491.8

11/20/2016 9.6 784 112.4 8.3 4494.1

12/05/2016 10.8 819 121.5 * 8.3 4495.6

12/19/2016 11.0 777 114.5 8.3 4497.2

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 82 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 83: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8MW33-A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4608.4

Date

10/12/2016 9.1 734 90.3 8.0 4482.8

10/24/2016 8.5 748 91.0 8.3 4483.4

11/07/2016 9.5 723 92.1 8.6 4478.9

11/20/2016 9.1 720 91.9 8.6 4482.2

12/05/2016 9.1 730 91.5 8.5 4483.6

12/21/2016 8.8 721 90.6 8.3 4486.7

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW34-B

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4611.9

Date

10/12/2016 9.5 731 87.3 8.1 4467.0

10/24/2016 9.0 746 88.3 8.5 4471.6

11/07/2016 9.5 723 89.0 8.5 4467.2

11/20/2016 8.8 712 88.0 8.5 4470.3

12/05/2016 9.1 730 87.9 8.5 4471.7

12/21/2016 8.6 718 87.3 8.3 4475.6

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW35-A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4620.5

Date

10/12/2016 8.8 727 89.5 8.0 4468.0

10/24/2016 8.6 735 89.9 8.3 4472.3

11/07/2016 9.1 722 91.5 8.5 4468.7

11/20/2016 9.1 712 89.9 8.3 4470.8

12/05/2016 9.1 727 89.3 8.3 4472.1

12/21/2016 9.1 722 90.4 8.3 4474.8

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 83 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 84: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8MW36-A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4632.6

Date

10/12/2016 12.6 784 115.3 7.9 0.2 4470.1

10/24/2016 10.1 788 111.9 8.1 0.2 4474.9

11/07/2016 9.8 769 103.0 8.3 0.0 4471.9

11/20/2016 10.5 734 97.4 8.3 0.3 4473.4

12/05/2016 10.6 752 98.5 8.3 0.1 4475.0

12/19/2016 11.1 720 96.6 8.3 0.1 4477.0

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW37-A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4618.7

Date

10/13/2016 14.8 857 161.1 * 8.0 0.2 4449.4

10/24/2016 13.3 888 154.3 * 8.1 0.2 4454.0

11/03/2016 13.6 854 157.9 * 8.1 0.2 4453.7

11/20/2016 12.6 830 137.3 * 8.3 0.1 4452.2

12/05/2016 12.6 834 129.6 * 8.1 0.2 4454.6

12/19/2016 10.8 794 124.5 * 8.1 0.1 4455.7

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW38

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4592.8

Date

10/12/2016 8.1 776 85.1 8.0 4484.4

10/24/2016 7.9 779 86.4 8.3 4488.4

11/07/2016 8.8 757 86.1 8.5 4485.6

11/20/2016 8.8 753 88.0 8.5 4485.8

12/06/2016 8.3 758 87.8 8.3 4486.1

12/21/2016 8.0 747 86.6 8.3 4490.6

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 84 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 85: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8MW39A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4566.8

Date

10/12/2016 8.6 721 88.0 8.1 4483.6

10/24/2016 8.0 735 88.0 8.5 4488.6

11/07/2016 8.4 715 88.9 8.6 4485.5

11/20/2016 8.6 716 87.9 8.6 4486.0

12/06/2016 8.5 722 87.1 8.6 4486.9

12/21/2016 8.5 719 88.0 8.3 4491.1

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW40-A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4558.5

Date

10/12/2016 9.1 669 89.5 8.1 4482.7

10/24/2016 9.1 681 90.5 8.3 4485.2

11/07/2016 10.0 668 90.8 8.5 4482.6

11/20/2016 10.0 663 91.4 8.6 4483.4

12/06/2016 10.2 672 90.0 8.5 4483.8

12/21/2016 9.9 661 89.8 8.3 4487.9

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW41-B

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4525.7

Date

10/12/2016 9.1 675 88.4 8.1 4475.5

10/24/2016 8.8 668 90.1 8.6 4484.0

11/07/2016 9.9 676 90.4 8.6 4479.0

11/20/2016 9.1 671 89.0 8.6 4482.6

12/06/2016 9.1 685 89.4 8.6 4483.0

12/21/2016 9.1 677 88.8 8.5 4486.3

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 85 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 86: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8MW42

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4560.3

Date

10/13/2016 9.3 672 89.3 8.3 4468.7

10/25/2016 8.8 683 92.5 8.5 4475.2

11/09/2016 9.6 695 91.5 8.5 4475.7

11/20/2016 9.1 685 90.8 8.6 4474.2

12/07/2016 9.3 694 91.5 8.5 4474.0

12/21/2016 9.8 675 90.3 8.3 4485.4

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW43-A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4572.2

Date

10/13/2016 9.3 670 89.5 8.3 4473.2

10/25/2016 9.0 689 92.3 8.6 4475.5

11/09/2016 9.1 690 92.9 8.5 4475.5

11/20/2016 9.0 672 91.5 8.6 4473.8

12/07/2016 9.1 689 91.5 8.5 4474.8

12/21/2016 9.1 673 90.8 8.3 4483.1

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW44

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4559.9

Date

10/11/2016 9.8 682 91.3 8.3 4477.5

10/25/2016 9.1 679 93.6 8.5 4479.5

11/08/2016 9.1 686 93.0 8.6 4478.5

11/20/2016 9.3 682 92.1 8.5 4477.0

12/05/2016 9.8 688 92.1 8.6 4477.8

12/21/2016 10.0 677 89.1 8.5 4482.8

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 86 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 87: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8MW45

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4543.5

Date

10/11/2016 10.5 684 91.0 8.3 4478.7

10/25/2016 9.3 684 92.3 8.3 4480.6

11/08/2016 9.1 689 91.5 8.5 4480.5

11/20/2016 9.3 686 92.5 8.3 4479.3

12/05/2016 10.1 689 91.8 8.5 4479.4

12/21/2016 9.6 683 90.6 8.3 4482.6

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW46

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4528.3

Date

10/11/2016 10.1 680 90.0 8.5 4475.8

10/25/2016 9.3 680 92.6 8.6 4478.7

11/08/2016 9.8 688 92.3 8.6 4482.3

11/20/2016 10.1 677 91.5 8.6 4480.1

12/05/2016 10.3 682 90.4 8.6 4479.3

12/21/2016 10.1 674 89.8 8.6 4482.3

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW47A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4534.9

Date

10/11/2016 11.1 697 89.9 8.5 4473.1

10/25/2016 10.3 702 92.1 8.6 4475.5

11/08/2016 10.3 705 92.3 8.6 4481.9

11/20/2016 10.3 699 91.5 8.6 4469.9

12/05/2016 11.1 704 90.5 8.6 4479.5

12/21/2016 10.1 690 89.5 8.6 4480.7

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 87 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 88: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8MW48

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4507.1

Date

10/11/2016 10.8 743 91.0 8.3 4462.4

10/25/2016 10.1 740 92.0 8.5 4465.7

11/08/2016 10.5 720 93.4 8.5 4478.4

11/20/2016 10.3 703 92.1 8.5 4475.9

12/05/2016 10.5 715 92.5 8.5 4474.6

12/21/2016 10.8 696 91.6 8.3 4475.5

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW49

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4517.0

Date

10/13/2016 10.5 678 90.3 8.3 4457.6

10/24/2016 10.0 685 92.0 8.6 4462.1

11/09/2016 10.8 709 92.5 8.5 4473.7

11/20/2016 10.3 687 91.8 8.6 4470.7

12/08/2016 10.3 685 90.5 8.5 4470.6

12/21/2016 10.3 691 89.5 8.5 4473.5

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW50

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 27.0 2454 261.0 4518.0

Date

10/13/2016 13.1 2010 144.8 7.6 4462.5

10/24/2016 12.9 2010 147.1 7.8 4466.3

11/09/2016 13.1 2040 145.6 7.8 4472.5

11/20/2016 13.0 2040 146.3 7.8 4470.5

12/08/2016 13.1 1991 143.8 7.8 4470.7

12/21/2016 13.1 1990 143.0 7.8 4473.0

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 88 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 89: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8MW51

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4549.0

Date

10/13/2016 10.1 692 87.4 8.6 4447.9

10/24/2016 10.1 692 89.6 8.6 4458.7

11/09/2016 10.5 700 90.5 8.6 4469.4

11/20/2016 10.1 677 89.9 8.6 4465.1

12/08/2016 10.3 681 89.1 8.6 4465.2

12/21/2016 10.8 683 88.6 8.6 4470.0

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW52

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4546.7

Date

10/13/2016 10.3 785 84.3 8.3 4447.4

10/25/2016 10.3 808 86.3 8.6 4460.1

11/09/2016 10.8 817 86.0 8.6 4470.1

11/20/2016 10.6 803 85.8 8.6 4467.0

12/07/2016 10.3 794 85.5 8.6 4466.0

12/21/2016 10.8 777 85.5 8.6 4470.5

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8MW53

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4566.0

Date

10/13/2016 10.6 667 90.0 8.3 4442.8

10/25/2016 10.3 682 91.1 8.5 4460.0

11/09/2016 10.5 685 91.8 8.5 4469.8

11/20/2016 10.3 671 90.8 8.6 4466.1

12/07/2016 10.6 683 89.1 8.6 4464.3

12/21/2016 10.6 677 89.8 8.5 4470.3

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 89 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 90: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8MW54

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 956 117.0 4551.6

Date

10/13/2016 13.8 708 103.5 8.0 4439.2

10/25/2016 13.3 711 106.0 8.3 4459.5

11/09/2016 13.6 733 108.9 8.3 4464.0

11/20/2016 13.3 719 106.0 8.3 4459.1

12/07/2016 13.3 731 104.4 8.3 4459.0

12/21/2016 13.6 714 103.9 8.3 4469.8

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 959 119.0 4679.0

Date

10/12/2016 10.8 661 99.5 8.6 4487.4

10/26/2016 10.8 628 97.1 8.6 4486.9

11/10/2016 10.6 662 97.8 8.5 4489.6

11/21/2016 10.6 655 97.1 8.6 4488.8

12/06/2016 11.0 639 100.3 8.6 4485.0

12/20/2016 10.6 607 98.0 8.3 4481.4

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 959 119.0 4661.0

Date

10/06/2016 11.0 640 98.4 8.6 4485.8

10/26/2016 10.6 644 96.0 8.6 4486.6

11/10/2016 10.6 658 98.5 8.5 4487.2

11/21/2016 10.6 609 97.0 8.6 4485.9

12/06/2016 10.8 638 99.5 8.6 4483.1

12/21/2016 10.5 633 98.0 8.6 4483.1

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 90 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 91: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10MW3

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 959 119.0 4617.0

Date

10/13/2016 10.6 624 99.1 8.6 4483.2

10/26/2016 10.5 643 96.6 8.6 4483.4

11/09/2016 10.6 684 99.1 8.6 4486.5

11/21/2016 10.6 665 97.4 8.6 4485.5

12/06/2016 10.8 649 98.3 8.6 4483.3

12/19/2016 10.6 630 100.0 8.6 4479.3

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW4

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 959 119.0 4671.0

Date

10/12/2016 10.8 675 95.6 8.8 4482.0

10/26/2016 10.5 653 94.1 8.6 4483.6

11/09/2016 10.8 674 94.1 8.6 4484.9

11/21/2016 10.6 667 94.5 8.6 4484.2

12/06/2016 11.0 655 94.3 8.6 4482.8

12/19/2016 10.3 646 96.1 8.6 4480.5

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW5

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 959 119.0 4679.0

Date

10/12/2016 10.6 685 95.6 8.8 4484.3

10/26/2016 10.6 660 94.4 8.8 4486.3

11/09/2016 10.5 681 93.4 8.8 4488.3

11/21/2016 10.5 677 94.0 8.8 4486.9

12/06/2016 10.8 667 97.5 8.8 4487.5

12/19/2016 10.6 656 96.4 8.8 4483.5

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 91 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 92: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10MW6

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 959 119.0 4634.0

Date

10/12/2016 10.6 723 94.3 8.8 4492.4

10/26/2016 10.3 689 92.4 8.6 4494.6

11/09/2016 10.6 711 94.1 8.6 4496.1

11/21/2016 10.3 706 93.5 8.6 4494.9

12/06/2016 10.8 689 94.6 8.6 4497.9

12/19/2016 10.3 680 98.3 8.8 4492.6

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW7

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 959 119.0 4604.0

Date

10/12/2016 10.6 692 95.3 8.6 4501.2

10/26/2016 10.1 657 92.0 8.6 4501.7

11/09/2016 10.3 688 93.8 8.5 4503.2

11/21/2016 10.1 676 92.1 8.5 4502.3

12/06/2016 10.6 663 92.4 8.6 4504.4

12/19/2016 10.3 658 93.5 8.6 4500.6

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW8

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 959 119.0 4585.0

Date

10/12/2016 10.5 705 97.0 8.6 4504.5

10/26/2016 10.3 673 94.5 8.5 4505.4

11/09/2016 10.3 701 95.1 8.5 4506.6

11/21/2016 10.1 691 94.1 8.5 4506.2

12/06/2016 10.6 672 94.0 8.6 4507.7

12/19/2016 10.1 665 96.6 8.6 4504.7

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 92 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 93: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10MW9

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 959 119.0 4589.0

Date

10/12/2016 10.1 707 93.9 8.6 4507.5

10/26/2016 10.3 673 92.1 8.6 4508.3

11/09/2016 10.1 708 93.5 8.6 4509.6

11/21/2016 10.1 694 92.1 8.6 4509.3

12/06/2016 10.3 680 92.0 8.6 4510.5

12/19/2016 9.8 668 94.4 8.6 4508.0

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW10

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 959 119.0 4605.0

Date

10/12/2016 10.3 682 94.4 8.6 4510.0

10/26/2016 10.3 656 94.0 8.6 4510.6

11/09/2016 10.3 683 93.1 8.5 4511.8

11/21/2016 10.3 666 94.0 8.6 4511.3

12/06/2016 10.8 657 92.5 8.6 4512.7

12/19/2016 10.1 647 95.4 8.6 4510.4

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW11

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 959 119.0 4676.0

Date

10/12/2016 10.5 693 94.1 8.6 4510.2

10/26/2016 10.6 673 94.8 8.6 4510.9

11/09/2016 10.5 698 94.4 8.5 4512.3

11/21/2016 10.5 689 93.6 8.5 4511.9

12/06/2016 10.5 674 93.6 8.6 4512.8

12/19/2016 10.5 662 95.4 8.6 4510.5

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 93 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 94: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10MW12

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 959 119.0 4652.0

Date

10/12/2016 10.8 679 97.0 8.6 4507.7

10/26/2016 10.6 654 94.5 8.6 4508.3

11/09/2016 10.8 679 95.1 8.5 4509.7

11/21/2016 10.6 672 95.5 8.5 4509.3

12/06/2016 11.0 657 96.0 8.6 4510.1

12/19/2016 10.3 645 97.9 8.6 4507.5

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW13

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 959 119.0 4648.0

Date

10/12/2016 10.8 680 99.0 8.6 4505.4

10/26/2016 10.6 655 96.3 8.6 4506.1

11/09/2016 10.6 677 96.1 8.5 4507.6

11/21/2016 10.6 664 96.4 8.6 4507.3

12/06/2016 10.8 651 96.5 8.6 4507.3

12/19/2016 10.6 643 97.5 8.6 4504.9

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW14

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 959 119.0 4691.0

Date

10/12/2016 11.0 691 98.6 8.6 4500.6

10/26/2016 10.8 652 96.6 8.6 4501.6

11/09/2016 10.8 677 98.0 8.5 4503.1

11/21/2016 10.8 661 97.6 8.6 4502.6

12/06/2016 11.0 648 97.5 8.6 4502.5

12/19/2016 10.6 642 97.5 8.6 4499.7

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 94 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 95: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10MW15

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 959 119.0 4703.0

Date

10/12/2016 10.8 678 98.9 8.6 4497.5

10/26/2016 10.5 641 98.4 8.6 4498.4

11/09/2016 10.6 677 96.4 8.5 4500.2

11/21/2016 10.6 654 98.5 8.6 4499.4

12/06/2016 10.8 642 97.1 8.6 4499.1

12/19/2016 10.6 639 98.8 8.6 4496.1

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW16

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 959 119.0 4718.0

Date

10/13/2016 10.6 613 97.5 8.6 4493.3

10/26/2016 10.6 643 98.8 8.6 4494.7

11/09/2016 10.6 679 97.3 8.3 4496.1

11/21/2016 10.6 659 99.4 8.5 4496.6

12/06/2016 10.6 645 98.0 8.5 4494.8

12/19/2016 10.6 639 99.4 8.5 4491.8

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW17

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 959 119.0 4692.0

Date

10/13/2016 10.6 614 98.4 8.6 4489.1

10/26/2016 10.5 639 98.9 8.6 4490.6

11/09/2016 10.6 674 97.3 8.3 4492.3

11/21/2016 10.6 658 96.6 8.5 4491.6

12/06/2016 10.8 640 99.0 8.6 4490.3

12/19/2016 10.6 637 100.5 8.6 4487.2

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 95 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 96: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10MW18

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 959 119.0 4690.0

Date

10/13/2016 11.0 617 100.4 8.6 4487.5

10/26/2016 10.8 636 98.0 8.6 4488.6

11/09/2016 10.6 671 97.1 8.5 4490.5

11/21/2016 10.6 656 98.0 8.5 4489.9

12/06/2016 10.8 638 98.4 8.6 4487.4

12/19/2016 10.6 635 98.5 8.6 4484.1

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW19

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4729.0

Date

10/12/2016 11.1 663 102.9 8.6 4490.9

10/26/2016 10.6 628 100.9 8.6 4490.2

11/10/2016 10.6 649 100.5 8.3 4491.7

11/21/2016 10.8 644 99.5 8.5 4491.7

12/06/2016 11.0 630 99.3 8.6 4487.0

12/20/2016 10.6 601 100.1 8.3 4482.8

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW20

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4710.0

Date

10/12/2016 11.0 646 104.1 8.6 4490.1

10/26/2016 10.8 617 104.5 8.6 4490.2

11/10/2016 10.6 625 102.0 8.5 4491.9

11/21/2016 10.8 581 104.6 8.6 4491.8

12/06/2016 10.8 611 103.5 8.6 4485.4

12/19/2016 10.6 610 103.5 8.6 4481.8

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 96 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 97: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10MW21

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4715.0

Date

10/11/2016 10.8 607 102.8 8.3 4492.5

10/25/2016 10.6 623 102.9 8.3 4492.6

11/08/2016 10.8 648 102.5 8.5 4494.2

11/20/2016 10.6 571 103.3 8.3 4494.0

12/06/2016 10.8 634 102.4 8.5 4489.1

12/20/2016 10.8 594 101.0 8.3 4484.7

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW22

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4679.0

Date

10/11/2016 10.8 592 106.0 8.6 4493.7

10/25/2016 11.0 614 104.0 8.6 4493.8

11/08/2016 11.1 633 106.3 8.8 4495.0

11/20/2016 11.0 556 104.5 8.6 4494.7

12/06/2016 11.0 615 105.3 8.6 4490.8

12/20/2016 11.1 587 102.4 8.6 4486.3

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW23

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4658.0

Date

10/11/2016 13.1 594 105.0 8.6 4493.2

10/25/2016 12.8 602 105.0 8.6 4492.9

11/10/2016 12.8 614 104.5 8.5 4494.4

11/20/2016 12.8 551 105.4 8.6 4494.0

12/05/2016 13.1 590 104.4 8.6 4490.9

12/20/2016 12.8 577 109.0 8.5 4486.0

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 97 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 98: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10MW24

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4669.0

Date

10/11/2016 12.6 601 103.6 8.6 4490.5

10/25/2016 12.5 606 105.4 8.6 4490.4

11/08/2016 12.8 630 105.8 8.6 4491.4

11/20/2016 12.6 552 105.6 8.6 4491.3

12/05/2016 13.1 596 104.4 8.6 4487.7

12/20/2016 11.0 580 103.4 8.5 4481.9

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW25

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4651.0

Date

10/11/2016 10.6 616 105.0 8.6 4486.3

10/25/2016 11.1 611 104.5 8.6 4486.4

11/08/2016 11.1 628 104.6 8.6 4487.3

11/20/2016 10.6 558 103.8 8.6 4487.4

12/05/2016 11.3 607 105.6 8.6 4481.5

12/20/2016 11.0 585 102.5 8.5 4474.0

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW26

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4647.0

Date

10/11/2016 10.8 610 103.8 8.6 4482.1

10/25/2016 10.6 617 103.5 8.6 4481.7

11/08/2016 11.1 637 105.6 8.6 4482.8

11/20/2016 10.8 565 104.5 8.5 4483.0

12/05/2016 11.1 608 103.0 8.6 4474.4

12/20/2016 10.6 581 102.0 8.3 4463.5

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 98 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 99: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10MW27

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4663.0

Date

10/11/2016 10.8 618 103.0 8.6 4480.1

10/25/2016 10.8 619 103.3 8.6 4480.3

11/08/2016 10.6 646 104.9 8.6 4480.8

11/20/2016 10.5 563 104.5 8.6 4481.0

12/05/2016 11.1 620 103.1 8.6 4470.8

12/20/2016 11.1 585 102.9 8.5 4457.7

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW28

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4629.0

Date

10/11/2016 11.1 619 103.5 8.6 4478.1

10/25/2016 10.6 620 104.4 8.6 4478.6

11/08/2016 10.8 652 104.9 8.8 4479.0

11/20/2016 10.6 563 103.6 8.6 4479.2

12/05/2016 10.8 620 102.9 8.6 4465.2

12/20/2016 10.8 589 100.6 8.6 4449.4

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW29

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4573.0

Date

10/06/2016 10.8 624 102.9 8.8 4479.5

10/25/2016 10.8 622 102.8 8.6 4477.5

11/10/2016 10.6 637 103.6 8.6 4478.9

11/20/2016 10.5 572 103.9 8.6 4477.4

12/05/2016 13.0 624 105.0 8.8 4461.6

12/20/2016 10.8 602 102.5 8.6 4442.8

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 99 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 100: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10MW30A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4598.7

Date

10/11/2016 10.8 625 104.0 8.5 4472.4

10/25/2016 10.6 627 102.3 8.5 4472.6

11/08/2016 10.8 651 104.4 8.8 4472.1

11/20/2016 10.6 579 104.4 8.5 4473.3

12/05/2016 11.1 621 102.8 8.6 4457.3

12/20/2016 10.6 624 100.8 8.3 4419.5

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW31

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4586.0

Date

10/06/2016 13.1 636 103.0 8.8 4472.1

10/25/2016 13.1 634 104.1 8.6 4471.5

11/10/2016 12.6 651 103.9 8.6 4472.4

11/20/2016 12.1 592 103.4 8.6 4472.1

12/05/2016 13.1 638 104.3 8.6 4456.6

12/20/2016 13.1 624 103.0 8.5 4392.5

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW32

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4558.0

Date

10/06/2016 10.7 636 101.4 8.6 4468.9

10/25/2016 10.8 632 102.5 8.6 4468.6

11/10/2016 10.8 649 100.6 8.5 4469.3

11/21/2016 11.0 601 100.8 8.6 4469.3

12/05/2016 11.1 634 101.1 8.6 4465.4

12/20/2016 10.6 621 98.0 8.3 4395.1

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 100 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 101: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10MW33

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4554.0

Date

10/06/2016 10.8 657 104.9 8.8 4465.8

10/25/2016 10.8 644 104.0 8.6 4465.9

11/10/2016 10.6 651 103.0 8.5 4466.1

11/21/2016 11.0 606 103.1 8.6 4466.9

12/05/2016 11.1 647 106.1 8.6 4470.9

12/20/2016 11.1 635 112.7 8.6 4406.8

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW34

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4548.0

Date

10/06/2016 10.8 651 99.5 8.6 4464.8

10/25/2016 10.8 646 100.8 8.6 4464.9

11/10/2016 10.8 640 99.3 8.5 4464.8

11/21/2016 10.5 602 101.0 8.6 4465.2

12/05/2016 11.1 645 99.1 8.6 4471.0

12/20/2016 10.6 633 97.0 8.3 4405.0

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW35

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4567.0

Date

10/06/2016 10.6 643 98.9 8.8 4465.3

10/25/2016 10.5 648 100.5 8.8 4465.3

11/10/2016 10.5 657 102.3 8.6 4465.1

11/20/2016 10.6 615 98.5 8.6 4466.2

12/05/2016 10.8 650 100.5 8.6 4471.1

12/20/2016 10.6 642 97.5 8.6 4400.2

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 101 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 102: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10MW36

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4611.0

Date

10/06/2016 14.1 673 114.9 8.6 4470.0

10/25/2016 14.1 677 114.0 8.6 4470.0

11/10/2016 14.1 690 112.5 8.3 4470.5

11/21/2016 14.0 689 113.4 8.5 4470.6

12/20/2016 18.1 747 148.1 * 8.0 4367.8

12/30/2016 16.5 697 131.3 * 8.3 4370.8

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW37

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4609.0

Date

10/06/2016 10.6 650 97.9 8.8 4471.3

10/25/2016 10.6 654 99.5 8.8 4471.4

11/10/2016 10.5 668 98.6 8.6 4471.9

11/21/2016 10.6 663 97.1 8.6 4472.1

12/06/2016 11.1 639 99.5 8.6 4457.4

12/21/2016 10.8 630 100.4 8.6 4365.6

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW38

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4621.0

Date

10/06/2016 10.6 651 96.6 8.6 4473.1

10/25/2016 10.8 655 101.4 8.6 4473.0

11/10/2016 10.8 670 98.3 8.5 4473.6

11/21/2016 10.6 661 97.0 8.6 4473.5

12/06/2016 10.9 640 97.8 8.6 4452.8

12/21/2016 10.6 631 98.0 8.6 4364.7

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 102 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 103: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10MW39

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4611.0

Date

10/06/2016 11.0 660 101.0 8.6 4473.6

10/26/2016 10.6 660 100.6 8.6 4473.7

11/10/2016 10.6 672 100.5 8.5 4473.9

11/21/2016 10.6 671 101.1 8.6 4475.1

12/06/2016 10.8 670 102.0 8.6 4451.7

12/21/2016 10.8 637 98.4 8.6 4374.4

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW40

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4645.0

Date

10/06/2016 11.0 657 97.4 8.8 4476.3

10/26/2016 10.6 655 95.8 8.6 4476.9

11/10/2016 10.6 667 95.9 8.5 4476.8

11/21/2016 10.5 663 95.9 8.6 4477.3

12/08/2016 10.3 646 95.9 8.5 4448.1

12/21/2016 10.8 642 96.3 8.6 4375.2

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW41

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4653.0

Date

10/06/2016 10.8 667 96.8 8.6 4477.5

10/26/2016 10.6 656 97.1 8.6 4476.6

11/10/2016 10.8 669 96.1 8.5 4478.5

11/21/2016 10.6 623 96.0 8.6 4478.5

12/06/2016 10.6 668 97.4 8.6 4443.7

12/21/2016 10.6 649 95.9 8.6 4388.7

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 103 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 104: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10MW42

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4634.0

Date

10/06/2016 11.3 662 95.9 8.8 4478.3

10/26/2016 10.6 653 96.0 8.6 4478.7

11/10/2016 10.5 667 96.3 8.5 4479.0

11/21/2016 10.6 622 95.5 8.6 4479.8

12/06/2016 10.8 674 95.8 8.6 4460.2

12/21/2016 10.3 654 95.1 8.6 4427.3

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW43

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4669.0

Date

10/06/2016 10.8 662 94.5 8.8 4479.0

10/26/2016 10.3 653 95.5 8.6 4478.8

11/10/2016 10.5 668 94.5 8.5 4479.8

11/21/2016 10.3 623 93.8 8.6 4480.1

12/06/2016 10.3 677 94.0 8.6 4469.5

12/21/2016 10.3 654 93.5 8.6 4446.1

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW44

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4671.0

Date

10/12/2016 10.6 682 96.1 8.6 4483.1

10/25/2016 10.5 656 96.8 8.6 4483.3

11/08/2016 10.6 655 94.0 8.6 4484.3

11/20/2016 10.3 605 94.5 8.6 4484.5

12/05/2016 11.1 657 94.9 8.6 4484.5

12/20/2016 10.6 645 92.1 8.5 4488.5

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 104 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 105: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10MW45

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4698.0

Date

10/06/2016 11.0 659 94.0 8.8 4486.0

10/26/2016 10.3 657 95.5 8.6 4485.8

11/10/2016 10.3 672 94.3 8.5 4487.2

11/21/2016 10.3 669 94.1 8.6 4487.3

12/06/2016 10.5 648 95.8 8.6 4484.9

12/21/2016 10.1 653 94.6 8.6 4473.8

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW46

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4666.0

Date

10/06/2016 10.8 658 95.9 8.8 4487.2

10/26/2016 10.1 658 95.1 8.6 4487.3

11/10/2016 10.5 677 94.6 8.6 4488.7

11/21/2016 10.3 671 93.9 8.6 4488.5

12/06/2016 10.3 648 94.5 8.6 4483.1

12/21/2016 10.5 654 92.8 8.6 4474.7

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10MW47

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4672.0

Date

10/06/2016 10.8 660 99.6 8.6 4487.0

10/26/2016 10.6 653 99.4 8.6 4487.4

11/10/2016 10.6 676 98.8 8.5 4488.9

11/21/2016 10.5 660 96.8 8.5 4488.5

12/06/2016 10.5 667 100.4 8.6 4483.3

12/21/2016 10.3 640 102.1 8.6 4477.4

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 105 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 106: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10MW48

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 26.0 748 123.0 4672.0

Date

10/06/2016 11.1 669 98.4 8.8 4486.7

10/26/2016 10.6 664 100.4 8.6 4487.1

11/10/2016 10.6 679 98.0 8.6 4488.3

11/21/2016 10.3 668 98.0 8.6 4487.6

12/06/2016 10.5 675 99.0 8.6 4483.4

12/21/2016 10.6 652 96.8 8.6 4478.6

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 106 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 107: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. MW-11S

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.1 2922 316.6 4657.3

Date

11/30/2016 6.4 1146 101.0 8.1 4646.4

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW46S

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.5 1087 184.4 4567.7

Date

10/14/2016 9.1 1303 * 133.8 8.1 4555.5

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW48S

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.2 1775 268.3 4569.6

Date

10/14/2016 8.8 1763 125.8 8.0 4557.8

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW50S

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.2 1775 268.3 4571.8

Date

10/14/2016 9.1 1228 176.5 8.1 4559.5

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 107 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 108: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 3 For time period

Well I.D. MW52S

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.2 1775 268.3 4561.5

Date

10/06/2016 8.6 1498 110.0 8.1 4551.9

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW54S

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.2 1775 268.3 4573.3

Date

10/14/2016 7.3 1449 119.8 8.1 4562.8

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW56S

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.5 1087 184.4 4575.3

Date

10/14/2016 8.6 753 197.6 * 8.5 4561.9

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW58S

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.5 1087 184.4 4577.6

Date

10/14/2016 7.4 848 116.4 8.8 4569.8

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 108 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 109: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 3 For time period

Well I.D. MW66S-2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.2 1775 268.3

Date

11/22/2016 7.9 1417 122.4 7.9 4575.3

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW68S

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 23.5 3560 304.0

Date

11/02/2016 12.8 2434 150.6 7.5 4575.6

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW70S

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 63.4 21365 5861.3

Date

11/02/2016 12.8 1926 79.0 8.0 4563.0

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW72S

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 63.4 21365 5861.3

Date

11/02/2016 13.1 2198 174.3 7.8 4568.8

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 109 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 110: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 2 For time period

Well I.D. MW92S

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 23.5 3560 304.0

Date

11/02/2016 12.8 2365 141.8 7.5 4572.5

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW94S

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 23.5 3560 304.0

Date

11/03/2016 14.3 2798 187.5 7.4 4555.3

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW96S

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 23.5 3560 304.0

Date

11/02/2016 12.6 2660 229.8 7.5 4568.9

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW98S

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 63.4 21365 5861.3

Date

11/03/2016 13.8 2778 166.1 7.5 4560.4

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 110 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 111: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 2 For time period

Well I.D. MW100S

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 23.5 3560 304.0

Date

11/02/2016 13.6 2581 175.1 7.6 4556.2

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW112S

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 63.4 21365 5861.3

Date

11/03/2016 22.4 2021 120.8 10.6 4554.1

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW117S

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.6 768 144.5

Date

11/03/2016 8.0 780 * 134.6 8.3 4537.7

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4SM-1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 8.8 1570 142.7 4613.3

Date

11/22/2016 7.0 914 124.8 8.3 4612.6

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 111 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 112: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 4 For time period

Well I.D. 4SM-4

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 8.8 1570 142.7 4598.2

Date

11/22/2016 6.5 1118 146.6 * 7.9 4600.1

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4SM-8

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 8.8 1570 142.7 4592.4

Date

11/22/2016 6.9 896 113.4 8.1 4595.9

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4SRM-07

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 19.4 1175 447.1 4599.0

Date

11/22/2016 9.1 541 251.0 8.1 4582.3

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5SM1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.1 2922 316.6 4653.6

Date

11/30/2016 10.0 1239 121.4 8.3 4633.2

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 112 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 113: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5SM2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.1 2922 316.6 4642.9

Date

11/30/2016 8.6 1236 110.0 8.1 4679.1

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5SM3

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.1 2922 316.6 4605.7

Date

11/30/2016 7.5 1666 101.2 8.3 4678.5

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5SM5

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.1 2922 316.6 4654.7

Date

11/30/2016 6.0 1388 99.5 7.9 4683.8

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5SM6

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.1 2922 316.6 4680.8

Date

11/30/2016 13.6 597 158.1 8.3 4673.8

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 113 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 114: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5SM7

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.1 2922 316.6 4673.8

Date

11/30/2016 20.0 1128 254.3 7.9 4668.6

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6SM1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.0 1966 289.1 4713.6

Date

12/15/2016 6.9 1083 118.0 8.3 4705.0

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6SM2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.2 3574 238.2 4719.2

Date

12/15/2016 7.9 2031 77.3 8.0 4709.9

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6SM3

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.2 3574 238.2 4715.6

Date

12/15/2016 8.4 2129 71.6 8.1 4719.1

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 114 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 115: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 6 For time period

Well I.D. 6SM4

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.2 3574 238.2 4715.8

Date

12/15/2016 8.2 1658 33.0 9.1 4719.8

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6SM5

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.0 1966 289.1 4724.6

Date

12/15/2016 8.6 1525 94.0 7.8 4712.8

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6SM6

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.0 1966 289.1 4700.7

Date

12/15/2016 13.1 524 249.3 8.1 4703.1

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6SM7

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.6 889 330.0 4719.5

Date

12/15/2016 13.1 508 239.1 8.1 4702.8

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 115 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 116: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 6 For time period

Well I.D. 6SM8

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.2 3574 238.2 4731.2

Date

12/22/2016 9.8 2168 55.2 7.9 4734.2

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6SM9

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.2 3574 238.2 4734.7

Date

12/22/2016 9.0 1977 15.3 8.3 4735.0

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6SM10

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.6 889 330.0 4707.2

Date

12/01/2016 13.1 614 258.7 8.1 4693.6

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6SM11

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.2 3574 238.2 4735.0

Date

12/08/2016 13.8 2561 69.4 8.1 4734.5

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 116 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 117: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 6 For time period

Well I.D. 6SM12

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.2 3574 238.2 8.5 4734.0

Date

12/29/2016 13.2 2621 109.2 7.8 4733.5

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6SM13

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.2 3574 238.2 4733.5

Date

12/30/2016 13.5 2266 73.5 7.9 4734.2

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6SM14

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.0 1966 289.1 4713.8

Date

12/30/2016 9.1 1122 128.8 8.1 4714.5

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7SM1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.9 5474 1329.2 4686.3

Date

10/03/2016 11.0 868 221.0 8.1 4675.0

10/18/2016 10.1 907 225.1 8.0 4674.9

11/01/2016 10.6 875 226.0 8.0 4674.8

11/14/2016 10.6 872 225.1 8.1 4674.8

11/28/2016 11.1 880 223.6 8.1 4675.0

12/13/2016 11.0 868 223.5 8.0 4675.1

12/28/2016 10.6 868 225.8 8.1 4675.2

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 117 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 118: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7SM10

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.9 5474 1329.2 4691.6

Date

10/03/2016 12.8 511 248.6 8.5 4664.3

10/18/2016 12.5 529 253.1 8.3 4665.2

11/01/2016 12.8 511 256.3 8.3 4664.6

11/15/2016 10.8 507 254.3 8.5 4664.5

11/29/2016 10.6 509 254.3 8.3 4664.5

12/14/2016 10.8 515 251.1 8.5 4665.7

12/28/2016 11.3 518 253.8 8.5 4665.5

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7SM11

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.9 5474 1329.2 4729.6

Date

10/04/2016 7.1 1338 81.6 8.0 4733.2

10/18/2016 5.5 1370 85.9 8.0 4733.1

11/01/2016 5.6 1327 86.4 8.0 4733.2

11/15/2016 6.0 1311 85.8 8.0 4733.1

11/29/2016 6.2 1323 84.8 8.0 4733.3

12/14/2016 6.3 1338 87.0 8.1 4733.2

12/28/2016 6.0 1337 86.4 8.1 4733.4

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 118 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 119: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7SM12

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.9 5474 1329.2 4649.4

Date

10/04/2016 10.5 565 244.8 8.3 4660.4

10/18/2016 9.6 579 247.1 8.3 4661.1

11/01/2016 10.1 561 248.8 8.3 4661.0

11/15/2016 10.3 556 247.3 8.3 4660.7

11/29/2016 10.3 562 247.8 8.3 4661.3

12/14/2016 10.6 567 248.6 8.3 4661.2

12/28/2016 10.8 568 245.3 8.5 4660.8

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7SM13

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.9 5474 1329.2 4730.5

Date

10/04/2016 9.5 2010 78.3 7.8 4733.8

10/18/2016 8.1 2040 81.0 7.6 4733.9

11/01/2016 9.0 1996 83.0 7.8 4733.7

11/15/2016 8.8 1982 82.3 7.9 4733.8

11/29/2016 8.1 2000 82.0 7.8 4733.9

12/14/2016 9.3 2000 82.0 7.8 4733.7

12/28/2016 8.8 2010 82.4 7.9 4733.9

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 119 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 120: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7SM2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.9 5474 1329.2 4734.6

Date

10/03/2016 19.0 2220 606.7 7.5 4736.6

10/18/2016 18.0 2290 604.9 7.5 4736.5

11/01/2016 17.7 2210 605.2 7.5 4736.8

11/14/2016 18.3 2190 598.7 7.5 4735.7

11/28/2016 18.1 2250 600.7 7.5 4736.6

12/13/2016 16.7 2160 576.2 7.4 4736.5

12/28/2016 17.8 2190 601.0 7.5 4736.5

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7SM3

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.9 5474 1329.2 4663.6

Date

10/04/2016 10.1 1065 167.0 8.3 4654.1

10/19/2016 8.8 1072 174.7 8.1 4653.3

11/02/2016 9.1 1044 175.1 8.3 4652.7

11/16/2016 8.8 1061 175.1 8.3 4652.9

11/29/2016 8.0 1054 175.0 8.3 4652.4

12/14/2016 9.3 1059 175.3 8.3 4652.3

12/30/2016 9.6 1063 175.8 8.3 4652.4

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 120 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 121: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7SM4

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.9 5474 1329.2 4692.5

Date

10/03/2016 10.3 613 199.3 8.3 4677.7

10/17/2016 10.6 612 201.0 8.3 4677.7

11/01/2016 10.1 612 203.3 8.3 4677.6

11/14/2016 10.6 607 201.5 8.3 4677.4

11/28/2016 10.8 617 202.5 8.6 4677.9

12/13/2016 10.1 610 200.1 8.3 4677.8

12/28/2016 10.1 608 202.0 8.3 4678.0

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7SM5

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.9 5474 1329.2 4731.9

Date

10/04/2016 10.6 1809 107.5 7.6 4736.2

10/18/2016 10.1 1842 108.8 7.6 4736.2

11/01/2016 10.3 1783 110.6 7.8 4736.1

11/15/2016 10.3 1782 111.1 7.9 4736.2

11/29/2016 9.6 1799 109.9 7.8 4736.3

12/14/2016 10.3 1805 112.4 7.8 4736.1

12/28/2016 10.6 1799 111.1 7.8 4736.3

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 121 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 122: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7SM6

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.9 5474 1329.2 4666.1

Date

10/03/2016 13.3 468 215.5 9.1 4662.4

10/18/2016 13.1 486 211.7 9.1 4662.6

11/02/2016 13.5 465 222.8 9.3 4662.1

11/15/2016 13.1 467 219.0 9.1 4662.0

11/28/2016 13.1 473 219.8 9.3 4661.5

12/13/2016 12.8 466 218.3 9.3 4662.2

12/28/2016 13.1 472 216.8 9.3 4662.2

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7SM7

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.9 5474 1329.2 4684.8

Date

10/04/2016 13.3 571 220.6 8.3 4663.3

10/19/2016 12.6 573 229.0 8.3 4663.5

11/02/2016 13.1 560 232.5 8.5 4664.2

11/16/2016 13.1 564 235.3 8.3 4663.4

11/29/2016 13.0 567 236.1 8.3 4663.3

12/14/2016 13.3 567 235.6 8.3 4663.6

12/30/2016 13.3 567 233.3 8.5 4664.2

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 122 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 123: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7SM8

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.9 5474 1329.2 4729.3

Date

10/04/2016 8.1 1059 73.8 8.0 4730.8

10/18/2016 7.0 1083 77.6 8.0 4730.8

11/01/2016 7.1 1046 77.0 8.0 4730.8

11/15/2016 7.3 1040 77.5 8.1 4730.7

11/29/2016 6.5 1049 76.9 8.0 4730.9

12/13/2016 7.4 1047 76.0 8.1 4731.0

12/28/2016 7.3 1057 77.6 8.1 4730.9

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7SM9

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.9 5474 1329.2 4672.9

Date

10/03/2016 13.4 576 253.1 8.1 4661.4

10/17/2016 13.1 576 265.3 8.1 4661.5

11/01/2016 13.3 579 268.2 8.3 4661.3

11/14/2016 13.6 580 270.2 8.3 4661.4

11/28/2016 13.2 578 267.7 8.3 4661.5

12/13/2016 13.6 575 266.7 8.3 4661.6

12/28/2016 13.6 584 264.5 8.3 4661.7

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8SM1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit

Date Insufficient Recovery, Water Level Only

10/13/2016 Insufficient Recovery, Water Level Only 4520.5

10/25/2016 Insufficient Recovery, Water Level Only 4516.9

11/09/2016 Insufficient Recovery, Water Level Only 4514.1

11/21/2016 Insufficient Recovery, Water Level Only 4512.0

12/06/2016 Insufficient Recovery, Water Level Only 4511.9

12/21/2016 Insufficient Recovery, Water Level Only 4513.5

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 123 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 124: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8SM2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit

Date

10/13/2016 Insufficient Recovery, Water Level Only 4494.8

10/25/2016 Insufficient Recovery, Water Level Only 4494.5

11/09/2016 Insufficient Recovery, Water Level Only 4493.9

11/21/2016 Insufficient Recovery, Water Level Only 4492.8

12/06/2016 Insufficient Recovery, Water Level Only 4493.2

12/21/2016 4494.1

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8SM3

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit

Date

10/13/2016 Insufficient Recovery, Water Level Only 4487.1

10/25/2016 Insufficient Recovery, Water Level Only 4487.8

11/09/2016 Insufficient Recovery, Water Level Only 4487.0

11/20/2016 Insufficient Recovery, Water Level Only 4486.9

12/05/2016 Insufficient Recovery, Water Level Only 4488.0

12/21/2016 Insufficient Recovery, Water Level Only 4488.7

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8SM4-A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 40.0 4660 232.0 4604.7

Date

10/13/2016 25.5 4690 * 156.6 7.5 4485.4

10/25/2016 24.8 4760 * 159.7 7.6 4483.0

11/09/2016 25.2 4790 * 154.6 7.6 4474.1

11/20/2016 25.0 4790 * 159.5 7.8 4473.7

12/07/2016 24.7 4800 * 154.0 7.8 4473.5

12/21/2016 25.2 4710 * 158.3 7.6 4474.9

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 124 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 125: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8SM5-A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 4659 268.0 4573.9

Date

10/13/2016 9.1 667 170.0 8.1 4479.1

10/25/2016 9.1 682 173.5 8.3 4479.7

11/09/2016 9.1 690 173.8 8.3 4478.9

11/20/2016 9.6 671 172.3 8.5 4479.9

12/07/2016 9.6 690 171.8 8.5 4479.5

12/21/2016 9.8 679 170.8 8.3 4479.3

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8SM8

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit

Date

10/13/2016 Insufficient Recovery, Water Level Only 4472.4

10/25/2016 Insufficient Recovery, Water Level Only 4473.0

11/09/2016 Insufficient Recovery, Water Level Only 4472.6

11/21/2016 Insufficient Recovery, Water Level Only 4473.5

12/06/2016 Insufficient Recovery, Water Level Only 4474.0

12/21/2016 Insufficient Recovery, Water Level Only 4473.2

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8SM9

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 4659 268.0 4545.9

Date

10/13/2016 7.8 1217 121.4 8.3 4474.6

10/25/2016 7.6 1248 121.0 8.5 4475.8

11/09/2016 8.0 1249 122.8 8.5 4475.4

11/20/2016 7.8 1227 124.4 8.6 4476.3

12/07/2016 7.6 1258 121.1 8.3 4474.7

12/21/2016 7.8 1233 120.4 8.5 4476.3

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 125 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 126: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8SM10

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 4550.3

Date

10/13/2016 Insufficient Recovery, Water Level Only 4471.5

10/25/2016 Insufficient Recovery, Water Level Only 4472.5

11/09/2016 Insufficient Recovery, Water Level Only 4474.3

11/21/2016 Insufficient Recovery, Water Level Only 4474.4

12/06/2016 Insufficient Recovery, Water Level Only 4474.8

12/21/2016 Insufficient Recovery, Water Level Only 4475.1

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8SM11

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 4659 268.0 4557.5

Date

10/13/2016 21.5 2010 322.7 * 7.3 4472.7

10/24/2016 20.1 2050 322 * 7.5 4474.5

11/07/2016 20.0 2040 310.5 * 7.5 4474.9

11/20/2016 19.2 2010 295.2 * 7.5 4474.3

12/05/2016 19.1 2040 287.1 * 7.5 4474.2

12/19/2016 19.3 2010 277.5 * 7.6 4475.7

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8SM12

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit

Date

10/13/2016 Insufficient Recovery, Water Level Only 4496.1

10/25/2016 Insufficient Recovery, Water Level Only 4495.6

11/09/2016 Insufficient Recovery, Water Level Only 4496.2

11/21/2016 Insufficient Recovery, Water Level Only 4495.2

12/06/2016 Insufficient Recovery, Water Level Only 4495.5

12/21/2016 Insufficient Recovery, Water Level Only 4496.5

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 126 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 127: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8SM13

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit

Date

10/13/2016 Insufficient Recovery, Water Level Only 4498.5

10/25/2016 Insufficient Recovery, Water Level Only 4499.1

11/09/2016 Insufficient Recovery, Water Level Only 4499.8

11/21/2016 Insufficient Recovery, Water Level Only 4499.2

12/06/2016 Insufficient Recovery, Water Level Only 4499.3

12/21/2016 Insufficient Recovery, Water Level Only 4500.8

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8SM-14

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 25.0 4659 268.0 4552.7

Date

10/13/2016 13.1 2070 128.8 7.8 4474.0

10/24/2016 12.8 2100 126.3 7.8 4475.6

11/07/2016 13.1 2100 123.3 7.8 4477.5

11/20/2016 12.8 2100 121.4 7.9 4476.8

12/07/2016 13.0 2140 121.5 7.9 4476.1

12/21/2016 13.1 2100 120.0 7.8 4478.1

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10SM1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 1932 331.0 4634.1

Date

10/12/2016 13.3 1210 159.3 8.3 4511.4

10/26/2016 13.3 1245 160.1 8.3 4511.3

11/09/2016 13.3 1283 159.3 8.1 4511.4

11/21/2016 13.3 1261 161.8 8.1 4511.6

12/06/2016 13.3 1285 162.8 8.1 4511.5

12/19/2016 13.3 1237 166.6 8.3 4502.0

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 127 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 128: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10SM2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 1932 331.0 4661.8

Date

10/12/2016 10.3 538 205.5 8.8 4510.8

10/26/2016 10.1 517 206.6 8.8 4511.1

11/09/2016 10.1 532 202.8 8.6 4511.2

11/21/2016 9.8 492 203.1 8.6 4511.5

12/06/2016 10.1 530 206.6 8.6 4511.4

12/19/2016 10.1 506 206.3 8.8 4510.9

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10SM3

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 1932 331.0 4697.5

Date

10/12/2016 10.0 722 150.8 8.6 4510.3

10/26/2016 9.3 695 150.3 8.5 4510.2

11/09/2016 9.1 715 147.6 8.3 4510.0

11/21/2016 9.1 668 147.8 8.3 4510.6

12/06/2016 9.3 712 149.5 8.5 4510.5

12/19/2016 9.1 685 148.8 8.6 4510.2

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10SM4

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 1932 331.0 4705.1

Date

10/12/2016 9.8 596 153.8 8.6 4508.5

10/26/2016 9.6 572 153.5 8.6 4508.3

11/09/2016 9.3 591 151.1 8.5 4508.4

11/21/2016 9.3 553 152.3 8.5 4508.7

12/06/2016 9.6 589 153.3 8.6 4508.6

12/19/2016 9.3 565 153.6 8.6 4508.3

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 128 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 129: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10SM5

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 1350 223.0 4675.3

Date

10/12/2016 7.5 960 94.6 8.6 4501.7

10/25/2016 7.4 979 95.6 8.6 4501.9

11/08/2016 7.6 989 96.5 8.6 4502.0

11/20/2016 7.4 910 94.8 8.5 4502.0

12/06/2016 7.5 1016 93.0 8.5 4502.1

12/20/2016 7.5 969 92.5 8.3 4501.6

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10SM6

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 1350 223.0 4673.7

Date

10/11/2016 8.3 816 106.8 8.5 4500.0

10/25/2016 8.1 835 107.6 8.6 4500.1

11/08/2016 7.5 840 105.2 8.6 4499.8

11/20/2016 7.6 761 106.1 8.5 4500.2

12/06/2016 7.9 855 107.4 8.5 4500.1

12/20/2016 8.0 822 105.5 8.3 4499.8

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10SM7

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 1350 223.0 4707.2

Date

10/06/2016 10.3 583 141.6 8.8 4502.8

10/26/2016 10.3 575 142.6 8.8 4502.5

11/10/2016 9.0 769 126.4 8.3 4502.1

11/21/2016 9.8 644 135.3 8.6 4502.9

12/05/2016 10.3 586 142.3 8.6 4503.2

12/19/2016 8.8 784 130.6 8.6 4501.4

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 129 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 130: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10SM8

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 1350 223.0 4718.5

Date

10/06/2016 10.6 561 160.6 8.8 4498.3

10/26/2016 9.8 555 161.1 8.6 4498.2

11/10/2016 10.1 560 159.6 8.6 4498.3

11/21/2016 9.5 526 162.0 8.6 4498.6

12/05/2016 10.1 558 159.6 8.6 4498.7

12/19/2016 9.8 548 159.1 8.8 4498.0

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10SM9

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 1350 223.0 4626.2

Date

10/06/2016 8.6 786 116.1 8.6 4490.9

10/25/2016 8.1 774 120.5 8.6 4491.1

11/08/2016 7.8 784 114.4 8.6 4490.8

11/20/2016 8.3 710 117.9 8.5 4491.0

12/05/2016 8.6 768 117.6 8.6 4491.1

12/20/2016 8.5 767 115.8 8.3 4490.3

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10SM10

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 1886 223.0 4659.1

Date

10/06/2016 13.5 2483 * 209.0 7.8 4493.3

10/25/2016 13.6 2493 * 204.5 7.8 4493.2

11/10/2016 13.3 2503 * 199.3 7.6 4493.3

11/21/2016 13.5 2503 * 202.1 7.6 4493.7

12/05/2016 13.1 2493 * 201.1 7.6 4493.8

12/19/2016 13.1 2453 * 199.8 7.8 4493.2

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 130 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 131: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 10 For time period

Well I.D. 10SM11

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 1350 223.0 4661.7

Date

10/06/2016 12.8 1174 130.3 8.5 4492.6

10/25/2016 13.1 1257 129.3 8.3 4492.5

11/10/2016 12.8 1256 130.0 8.3 4492.3

11/21/2016 11.0 1184 130.1 8.3 4492.8

12/06/2016 12.8 1296 129.6 8.3 4492.6

12/21/2016 13.1 1317 128.3 8.3 4492.1

*Values Exceed Upper Control Limit

Mine Unit 10 For time period

Well I.D. 10SM12

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.0 1350 223.0 4618.2

Date

10/06/2016 9.3 826 117.8 8.8 4489.0

10/25/2016 10.3 799 124.0 8.8 4489.1

11/10/2016 8.6 842 119.3 8.6 4488.9

11/21/2016 9.1 826 122.0 8.8 4489.2

12/05/2016 9.1 835 119.5 8.8 4489.1

12/20/2016 8.3 815 116.3 8.8 4488.4

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 131 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 132: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. MW-12D

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.8 1017 420.9 4620.1

Date

11/30/2016 10.6 639 131.1 8.3 4609.3

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW45D

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.7 753 153.3 4569.5

Date

10/14/2016 10.1 617 108.8 8.6 4534.4

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW47D

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.7 753 153.5 4572.3

Date

10/14/2016 9.3 604 117.1 8.8 4537.8

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW49D

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.7 753 153.3 4574.0

Date

10/14/2016 9.5 608 124.0 8.6 4540.6

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 132 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 133: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 3 For time period

Well I.D. MW51D

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.7 753 153.3 4567.9

Date

10/06/2016 11.1 657 108.0 8.3 4530.8

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW53D

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.7 753 153.3 4573.3

Date

10/14/2016 10.3 632 106.0 8.8 4543.5

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW55D

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.7 753 153.3 4573.2

Date

11/22/2016 10.1 587 127.6 8.6 4544.3

*Values Exceed Upper Control Limit

Mine Unit 3 For time period

Well I.D. MW57D

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.7 753 153.3 4572.2

Date

11/22/2016 10.8 637 106.1 8.5 4548.0

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 133 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 134: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 3 For time period

Well I.D. MW65D

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.7 753 153.3

Date

11/22/2016 8.6 506 168.8 * 9.1 4556.1

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW67D

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 12.9 789 134.0

Date

11/02/2016 9.1 562 156 * 8.8 4530.8

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW69D

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 12.9 789 134.0

Date

11/02/2016 9.3 612 120.3 8.8 4530.7

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW71D

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 12.9 789 134.0

Date

11/02/2016 10.0 630 117.8 9.0 4535.5

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 134 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 135: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 2 For time period

Well I.D. MW91D

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 12.9 789 134.0

Date

11/02/2016 9.0 517 188.6 * 8.5 4530.0

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW93D

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 12.9 789 134.0

Date

11/03/2016 10.3 698 107.8 8.5 4526.4

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW95D

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 12.9 789 134.0

Date

11/02/2016 10.1 648 109.5 8.6 4528.6

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW97D

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.8 723 143.3

Date

11/03/2016 10.6 658 114.3 8.5 4527.3

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 135 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 136: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 2 For time period

Well I.D. MW99D

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.8 723 143.3

Date

11/02/2016 10.8 612 115.4 8.6 4523.4

*Values Exceed Upper Control Limit

Mine Unit 2 For time period

Well I.D. MW113D

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 13.8 723 143.3

Date

11/03/2016 10.1 543 206.5 * 8.8 4523.1

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4DM-1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 14.1 712 189.2 4590.7

Date

11/22/2016 9.1 589 123.0 8.6 4569.3

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4DM-4

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 14.1 712 189.2 4582.9

Date

11/22/2016 8.3 530 142.8 8.6 4564.0

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 136 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 137: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 4 For time period

Well I.D. 4DM-8

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 14.1 712 189.2 4580.1

Date

11/22/2016 8.8 535 146.8 8.6 4559.7

*Values Exceed Upper Control Limit

Mine Unit 4 For time period

Well I.D. 4DRM-07

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 14.1 712 189.2 4587.2

Date

11/22/2016 8.6 544 134.6 8.6 4565.9

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5DM1A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.8 1017 420.9 4620.3

Date

11/30/2016 5.5 413 194.3 8.8 4606.2

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5DM2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.8 1017 420.9 4641.0

Date

11/30/2016 13.2 643 109.4 9.5 4617.8

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 137 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 138: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5DM3

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.8 1017 420.9 4621.7

Date

11/30/2016 10.5 574 103.4 9.1 4608.1

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5DM4

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.8 1017 420.9 4620.8

Date

10/03/2016 5.5 402 209.1 8.8 4607.1

10/18/2016 5.5 437 211.3 8.8 4607.0

11/01/2016 5.0 429 209.8 8.6 4606.5

11/14/2016 5.7 417 213.7 7.5 4605.9

11/28/2016 5.5 427 212.3 8.6 4606.3

12/13/2016 5.3 439 211.6 8.6 4605.0

12/28/2016 5.5 425 209.3 8.6 4606.4

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5DM5

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.8 1017 420.9 4658.0

Date

11/30/2016 5.4 454 230.8 8.6 4606.4

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5DM7

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.8 1017 420.9 4616.9

Date

11/30/2016 7.6 534 233.3 8.5 4607.6

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 138 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 139: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. WCOW-37D

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.8 1017 420.9 4775.3

Date

11/30/2016 8.8 472 226.5 8.6 4605.3

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 139 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 140: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. WCOW-04

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.1 2922 316.6 4668.1

Date

10/03/2016 6.5 1124 108.1 8.3 4648.3

10/18/2016 6.6 1185 111.3 8.3 4648.1

11/01/2016 6.4 1177 109.8 8.3 4647.9

11/14/2016 5.8 1153 109.0 8.6 4648.1

11/28/2016 6.3 1200 109.9 8.1 4648.2

12/13/2016 6.4 1240 108.5 8.1 4646.0

12/28/2016 6.4 1185 110.4 8.1 4647.2

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR SHALLOW SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 140 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 141: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 6 For time period

Well I.D. 6DM1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 21.9 1682 129.4 4606.9

Date

12/15/2016 7.9 833 91.0 8.1 4603.0

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6DM2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 21.9 1682 129.4 4615.5

Date

12/15/2016 6.3 1199 70.5 8.8 4603.8

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6DM3-2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 21.9 1682 129.4 4610.3

Date

12/15/2016 6.0 1217 71.6 7.9 4605.1

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6DM4-2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 21.9 1682 129.4 4608.5

Date

12/15/2016 6.1 1136 76.6 8.1 4606.1

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 141 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 142: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 6 For time period

Well I.D. 6DM5

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 21.9 1682 129.4 4613.7

Date

12/15/2016 6.3 1207 75.5 7.8 4607.3

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6DM6

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 21.9 1682 129.4 4590.6

Date

12/01/2016 7.5 862 88.8 8.5 4617.7

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6DM7

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 21.9 1682 129.4 4606.2

Date

12/08/2016 7.6 887 86.5 8.3 4624.2

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6DM8

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 21.9 1682 129.4 4598.3

Date

12/01/2016 7.9 880 85.8 8.3 4623.2

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 142 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 143: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 6 For time period

Well I.D. 6DM9

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 21.9 1682 129.4 4591.7

Date

12/01/2016 8.1 867 87.3 8.0 4619.1

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6DM10

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 21.9 1682 129.4 4622.4

Date

12/01/2016 8.1 846 88.1 8.5 4618.9

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6DM11

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.9 1101 385.3 4632.9

Date

12/08/2016 8.8 614 154.3 8.3 4624.2

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6DM12

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.9 1101 385.3 4632.0

Date

12/29/2016 8.6 540 123.0 8.7 4626.9

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 143 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 144: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 6 For time period

Well I.D. 6DM13

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 22.9 1101 385.3 4631.4

Date

12/30/2016 9.0 637 184.5 8.3 4621.3

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6DM14

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 21.9 1682 129.4 4584.7

Date

12/30/2016 8.1 825 87.0 8.5 4612.0

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7DM1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 23.0 839 522.6 4629.9

Date

10/03/2016 7.5 517 251.3 8.3 4616.3

10/18/2016 7.4 523 262.5 8.3 4616.4

11/01/2016 7.0 511 262.1 8.3 4617.0

11/14/2016 7.0 515 264.1 8.5 4616.6

11/28/2016 7.3 520 261.2 8.6 4616.9

12/13/2016 7.0 514 259.3 8.3 4616.9

12/28/2016 7.0 521 261.5 8.5 4617.1

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 144 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 145: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7DM2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 23.0 839 522.6 4634.6

Date

10/03/2016 11.0 578 183.3 8.1 4620.5

10/18/2016 10.8 583 193.1 8.3 4619.9

11/01/2016 10.1 573 195.3 8.5 4620.8

11/14/2016 10.1 572 194.5 8.5 4620.8

11/28/2016 10.8 580 195.3 8.6 4621.1

12/13/2016 10.1 574 193.3 8.5 4620.9

12/28/2016 10.1 579 193.3 8.5 4621.1

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7DM3B

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 23.0 839 522.6 4644.4

Date

10/04/2016 9.6 600 291.2 9.0 4592.0

10/18/2016 9.3 605 294.0 9.0 4594.6

11/01/2016 9.3 592 297.7 9.0 4594.4

11/15/2016 9.3 587 295.8 9.1 4594.2

11/29/2016 8.6 592 294.6 9.1 4594.3

12/14/2016 9.5 600 297.7 9.1 4596.1

12/28/2016 10.1 595 297.5 9.1 4595.5

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 145 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 146: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7DM4B

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 23.0 839 522.6 4629.8

Date

10/04/2016 8.3 553 266.7 8.3 4615.3

10/19/2016 7.6 555 277.6 8.1 4615.4

11/02/2016 8.1 545 280.1 8.3 4615.5

11/16/2016 8.1 547 280.6 8.3 4615.6

11/29/2016 7.1 545 279.7 8.3 4616.0

12/14/2016 7.5 553 282.2 8.3 4615.8

12/30/2016 8.6 553 272.0 8.3 4616.2

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8DM3

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.9 731 114.2 4506.8

Date

10/11/2016 10.8 625 87.8 8.8 4476.9

10/25/2016 10.1 624 88.8 8.8 4476.4

11/08/2016 10.1 628 90.0 8.8 4476.3

11/20/2016 10.1 626 89.0 8.8 4476.1

12/05/2016 10.7 630 88.6 8.8 4476.2

12/21/2016 10.6 620 88.0 8.8 4476.0

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8DM4-A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.9 731 114.2 4604.8

Date

10/13/2016 12.8 646 127.1 * 8.5 4472.7

10/31/2016 15.1 718 188 * 8.0 4353.8

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 146 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 147: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8DM5-B

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.9 731 114.2 4571.9

Date

10/13/2016 10.3 613 89.1 8.3 4470.8

10/25/2016 10.1 628 90.6 8.6 4470.4

11/09/2016 9.5 632 91.0 8.5 4470.2

11/20/2016 9.8 617 90.4 8.6 4470.0

12/07/2016 9.8 633 88.5 8.6 4469.8

12/21/2016 9.8 622 89.0 8.6 4469.7

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8DM6-A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.9 731 114.2 4605.1

Date

10/12/2016 10.1 615 89.9 8.1 4463.2

10/25/2016 9.8 620 91.8 8.5 4462.8

11/09/2016 10.1 628 92.5 8.5 4462.7

11/20/2016 10.1 620 91.1 8.5 4462.1

12/07/2016 9.8 627 90.6 8.5 4461.5

12/21/2016 9.6 620 91.0 8.3 4461.3

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8DM7

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.9 731 114.2 4618.3

Date

10/12/2016 10.5 625 90.6 8.3 4466.2

10/25/2016 10.1 628 92.0 8.6 4465.8

11/09/2016 10.0 637 92.0 8.8 4465.1

11/20/2016 10.0 623 92.5 8.8 4464.2

12/07/2016 9.6 635 91.5 8.8 4463.8

12/21/2016 9.3 627 91.5 8.6 4463.6

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 147 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 148: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8DM8B

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.9 731 114.2 4578.9

Date

10/12/2016 10.1 655 90.4 8.1 4471.5

10/25/2016 9.6 663 92.8 8.6 4471.1

11/09/2016 10.1 669 92.6 8.5 4471.2

11/20/2016 10.1 655 91.5 8.6 4470.8

12/07/2016 9.5 668 91.8 8.6 4469.9

12/21/2016 9.5 656 92.5 8.5 4470.2

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8DM9-A

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.9 731 114.2 4546.1

Date

10/13/2016 10.1 631 92.0 8.3 4472.8

10/25/2016 10.0 643 94.9 8.6 4472.4

11/09/2016 10.0 649 93.1 8.6 4472.6

11/20/2016 10.5 629 92.0 8.6 4472.3

12/07/2016 10.1 647 91.3 8.6 4472.4

12/21/2016 10.5 637 91.4 8.6 4472.0

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8DM10

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.9 731 114.2 4550.8

Date

10/13/2016 10.8 603 90.8 8.6 4477.0

10/24/2016 10.3 610 92.1 8.8 4477.1

11/07/2016 10.6 610 92.5 8.8 4477.3

11/20/2016 10.3 602 91.4 8.8 4477.4

12/07/2016 10.3 621 91.4 8.8 4476.5

12/21/2016 10.6 608 91.0 8.6 4476.5

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 148 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 149: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 8 For time period

Well I.D. 8DM-11

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.9 731 114.2 4550.7

Date

10/13/2016 10.3 604 91.4 8.3 4470.3

10/24/2016 10.1 617 92.3 8.6 4470.2

11/07/2016 10.7 619 93.0 8.6 4470.4

11/20/2016 10.8 609 92.4 8.6 4470.7

12/07/2016 10.1 629 91.8 8.6 4470.5

12/21/2016 10.6 617 90.9 8.6 4470.5

*Values Exceed Upper Control Limit

Mine Unit 8 For time period

Well I.D. 8DM-14

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 24.9 731 114.2 4552.1

Date

10/13/2016 10.6 561 92.6 8.3 4476.3

10/25/2016 10.3 574 93.5 8.5 4476.4

11/09/2016 10.3 572 94.1 8.5 4476.5

11/20/2016 10.8 563 92.3 8.6 4477.0

12/07/2016 10.3 576 92.9 8.6 4476.8

12/21/2016 10.8 565 92.4 8.5 4476.2

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

INTERIOR DEEP SAND MONITOR WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 149 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 150: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 2 For time period

Well I.D. MW87T

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit

Date

11/11/2016 12.6 675 97.5 8.3 4552.8

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5TW-1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit

Date

11/30/2016 10.1 745 107.0 8.3 4626.2

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6TW1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit

Date

12/22/2016 16.0 1077 309.6 7.9 4620.2

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6TW2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit

Date

12/15/2016 47.7 2120 355.3 7.6 4620.1

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE TREND WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE TREND WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE TREND WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE TREND WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 150 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 151: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 6 For time period

Well I.D. 6TW3

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit

Date

12/22/2016 4.8 1297 69.5 8.0 4621.2

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6TW4

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit

Date

12/15/2016 29.1 1853 217.0 7.5 4620.1

*Values Exceed Upper Control Limit

Mine Unit 6 For time period

Well I.D. 6TW5

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit

Date

12/22/2016 33.5 2149 553.7 7.5 4621.8

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7TW1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 4625.2

Date

10/03/2016 5.9 1379 64.3 7.9 4632.9

10/18/2016 5.9 1385 68.0 8.0 4628.2

11/01/2016 5.0 1373 68.9 8.1 4632.7

11/14/2016 5.0 1369 68.5 8.0 4631.3

11/28/2016 5.4 1386 68.4 8.1 4629.6

12/13/2016 5.4 1374 67.4 8.1 4628.7

12/28/2016 5.0 1384 69.0 8.1 4628.1

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE TREND WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE TREND WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE TREND WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE TREND WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 151 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 152: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7TW2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 4627.5

Date

10/04/2016 13.6 1531 143.1 7.8 4635.3

10/19/2016 13.8 1578 163.8 7.6 4630.1

11/02/2016 13.0 1489 135.3 7.6 4634.5

11/16/2016 12.8 1500 131.6 7.5 4634.4

11/29/2016 13.3 1537 153.6 7.5 4629.8

12/14/2016 13.8 1580 171.1 7.6 4631.1

12/29/2016 14.1 1588 171.3 7.5 4630.8

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7TW3

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 4633.9

Date

10/04/2016 104.9 4840 1634.0 6.9 4637.8

10/19/2016 102.5 4910 1710.9 6.8 4632.4

11/02/2016 101.8 4820 1724.5 6.9 4635.9

11/15/2016 101.5 4810 1724.5 7.0 4635.8

11/29/2016 101.4 4850 1718.0 6.8 4631.8

12/14/2016 102.6 4900 1724.3 6.8 4633.4

12/29/2016 103.5 4900 1707.4 7.0 4633.2

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE TREND WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE TREND WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 152 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 153: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7TW4

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 4756.8

Date

10/03/2016 5.6 1388 69.8 8.0 4640.8

10/18/2016 5.6 1391 70.5 8.0 4636.6

11/01/2016 5.5 1373 70.9 8.1 4637.7

11/14/2016 6.0 1375 70.9 8.1 4637.7

11/28/2016 5.8 1389 70.0 8.1 4636.4

12/13/2016 5.5 1377 70.4 8.1 4636.2

12/28/2016 4.8 1387 70.1 8.1 4636.3

*Values Exceed Upper Control Limit

Mine Unit 7 For time period

Well I.D. 7TW5

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 4625.6

Date

10/04/2016 5.9 1374 69.0 7.3 4634.9

10/18/2016 5.9 1390 70.9 8.1 4628.3

11/01/2016 5.4 1360 71.5 8.1 4632.5

11/15/2016 4.8 1355 72.5 7.5 4628.2

11/29/2016 5.3 1370 72.5 7.5 4628.0

12/14/2016 5.8 1376 71.8 7.4 4629.5

12/28/2016 5.0 1376 72.3 8.1 4629.6

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE TREND WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE TREND WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 153 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 154: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 7 For time period

Well I.D. 7TW6

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 4621.5

Date

10/04/2016 5.9 1338 69.1 7.6 4638.2

10/18/2016 5.6 1353 72.0 8.0 4632.3

11/01/2016 5.5 1328 73.1 8.1 4633.7

11/15/2016 5.1 1317 72.6 7.9 4631.3

11/29/2016 5.4 1333 71.6 7.8 4629.7

12/14/2016 5.6 1334 73.4 7.8 4631.6

12/28/2016 5.3 1341 73.9 8.1 4633.1

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE TREND WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 154 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 155: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 6 For time period

Well I.D. 6DT1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit

Date

12/15/2016 8.6 851 92.5 8.3 4609.4

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

INTERIOR DEEP SAND TREND WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 155 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 156: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5DM8T

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit

Date

11/30/2016 8.6 613 130.3 8.5 4629.2

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5DM9T

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit

Date

11/30/2016 10.6 531 111.0 8.6 4630.0

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5AH57-1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 4822.1

Date

10/03/2016 29.1 1408 441.7 7.1 4614.0

10/19/2016 28.8 1473 447.0 7.0 4613.5

10/31/2016 27.8 1451 435.7 7.4 4616.3

11/14/2016 27.4 1356 420.2 7.3 4616.7

11/28/2016 26.7 1417 415.2 7.1 4616.2

12/13/2016 25.7 1304 374.3 7.1 4615.9

12/28/2016 25.2 1280 375.8 7.4 4614.1

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE TREND WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE TREND WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE TREND WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 156 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 157: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5AG70-1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 4793.8

Date

10/03/2016 59.7 2591 940.9 7.0 4612.6

10/19/2016 59.5 2787 936.6 7.0 4611.9

10/31/2016 61.5 2797 951.7 7.3 4613.9

11/14/2016 54.2 2601 920.3 8.3 4615.1

11/28/2016 42.9 2453 859.5 7.0 4614.5

12/13/2016 52.0 2572 911.0 7.1 4613.9

12/29/2016 53.7 2631 905.0 7.3 4611.4

*Values Exceed Upper Control Limit

Mine Unit 5 For time period

Well I.D. 5AW54-2

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 4877.4

Date

10/03/2016 59.7 2021 620.5 7.5 4614.9

10/19/2016 59.8 2139 614.3 7.3 4614.4

10/31/2016 62.4 2178 606.0 7.5 4617.8

11/14/2016 61.8 2139 615.0 7.5 4618.6

11/28/2016 60.5 2188 618.5 7.4 4617.6

12/13/2016 62.0 2159 624.7 7.3 4617.2

12/28/2016 60.0 2208 638.1 7.5 4615.8

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE TREND WELL 10/1/2016 to 12/31/2016

CHRISTENSEN RANCH

PERIMETER ORE ZONE TREND WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 157 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 158: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Mine Unit 5 For time period

Well I.D. 5AV46-1

Water Quality

Parameters

Chloride Specific

Conductance

Total Alkalinity pH Uranium Piezometric

Elevation

Units mg/l µ mho/cm mg/l as CaCO3 mg/l msl

Upper Control

Limit 4803.9

Date

10/03/2016 46.5 1719 496.6 7.5 4619.1

10/19/2016 47.0 1676 469.0 7.4 4618.6

10/31/2016 46.2 1735 493.3 7.6 4621.5

11/14/2016 47.8 1709 508.6 7.4 4622.6

11/28/2016 46.2 1746 499.6 7.5 4621.8

12/13/2016 44.2 1688 467.0 7.5 4621.6

12/28/2016 45.7 1704 487.5 7.5 4620.1

*Values Exceed Upper Control Limit

CHRISTENSEN RANCH

PERIMETER ORE ZONE TREND WELL 10/1/2016 to 12/31/2016

Attachment B

January 2017

Page 158 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478

Page 159: MONITOR AND TREND WELL INDEX7SM10 Mine Unit 7 112 7SM11 Mine Unit 7 112 7SM12 Mine Unit 7 113 WELL I.D. LOCATION Page # 7SM13 Mine Unit 7 113 MW-11S Mine Unit 5 101 7SM2 Mine …

Attachment B

January 2017

Page 159 of 152

4th Quarter WDEQ Report

Willow Creek Project

Permit to Mine 478