EPA's Web Archive - West Lake OU-1 Waste Disposal Area ......S-5 D-3 1D-2S 1D-3S 1D-5S 1D-7S 1D-9A...

12

Transcript of EPA's Web Archive - West Lake OU-1 Waste Disposal Area ......S-5 D-3 1D-2S 1D-3S 1D-5S 1D-7S 1D-9A...

Page 1: EPA's Web Archive - West Lake OU-1 Waste Disposal Area ......S-5 D-3 1D-2S 1D-3S 1D-5S 1D-7S 1D-9A 1D-17S 1D-15S 1D-20S 1D-9S 1D-6S 1D-11S 1D-8S 1D-13S 1D-19S 1D-12S OU-1 WASTE DISPOSAL
Page 2: EPA's Web Archive - West Lake OU-1 Waste Disposal Area ......S-5 D-3 1D-2S 1D-3S 1D-5S 1D-7S 1D-9A 1D-17S 1D-15S 1D-20S 1D-9S 1D-6S 1D-11S 1D-8S 1D-13S 1D-19S 1D-12S OU-1 WASTE DISPOSAL

PZ-100-KS

PZ-100-SD

PZ-100-SS

PZ-101-SS

PZ-111-KS

PZ-111-SD

PZ-113-SS

PZ-115-SS

PZ-200-SS

PZ-208-SS

D-85

I-68

PZ-112-AS

PZ-113-AD

PZ-113-AS

PZ-114-AS

PZ-207-AS

S-84

GCPT13-4S

S1-2

S2-2

S5-3

S8-1

S8-1A

S12-5

S13-3

S13-6

S14-2

S14-4

S15-2A

S14-5

S14-7

S15-2

S16-6

S16-3

S1C-6

GCPT13-5S

GCPT13-7S

GCPT14-3S

GCPT14-6S

GCPT1C-2R

GCPT2-2C

PVC-24

PVC-25

PVC-26

PVC-28

GCPT5-5

PVC-29

PVC-36

PVC-38

PVC-37

WL-101

WL-102

WL-103

WL-104

WL-105B

WL-106

WL-106A

GCPT6-6

WL-108

WL-109A

WL-109C

WL-109B

WL-109D

WL-110

WL-111

WL-112

WL-114

WL-115

WL-116

PVC-25R

WL-117

WL-118

WL-120

GCPT5-6

WL-121

WL-123

WL-122

WL-124

PVC-41

WL-105C

PVC-27

WL-107

WL-113

WL-119

WL-105A

1D-1

1D-2

1D-3

1D-17

1D-17A

1D-5

1D-16A

1D-16

1D-18

1D-15

1D-7

1D-9

1D-61D-11A

1D-11

1D-8

1D-8A

1D-14

1D-13B

1D-13A

1D-13

1D-13C

1D-12

1D-10

1D-4

1D-1S

I-4

S-5

D-3

1D-2S

1D-3S

1D-5S

1D-7S

1D-9A

1D-17S

1D-15S

1D-20S

1D-9S

1D-11S1D-6S

1D-8S

1D-13S

1D-19S

1D-12S

OU-1WASTE

DISPOSALAREA 1

1D-10S

1D-4S

1D-14S

D-14

GCPT14-5S

GCPT10-1

GCPT10-2

1D-18S

10-3A

1D-16S

GCPT28

10-4A

10-3

GCPT111

GCPT11-1

GCPT111A

10-4

GCPT1-1

GCPT11-3

GCPT108

GCPT119

GCPT1-2

GCPT12-1

GCPT11-2

GCPT12-2

GCPT1-1A

GCPT12-3

GCPT11-4

GCPT12-5

GCPT12-6

GCPT13-1

GCPT13-2

GCPT13-3

GCPT12-4

GCPT13-4

GCPT13-5

GCPT13-7

GCPT13-2A

GCPT14-1

GCPT14-2

GCPT14-3

GCPT14-4

GCPT14-5

GCPT14-6

GCPT14-7

GCPT15-1

GCPT15-2

GCPT15-3

GCPT15-4

GCPT15-5

GCPT15-6

GCPT15-7

GCPT15-8

GCPT16-1

GCPT16-2

GCPT16-3

GCPT16-4

GCPT16-5

GCPT16-6

GCPT16-7

GCPT16-8

GCPT1C-1

GCPT1C-10

GCPT1C-11

GCPT1C-13

GCPT1C-1A

GCPT1C-2

GCPT1C-3

GCPT1C-5

GCPT1C-7

GCPT1C-8

GCPT1C-9

GCPT2-1

GCPT2-2

GCPT2-2A

GCPT2-2B

GCPT2-3

GCPT2-4

GCPT25

GCPT28A

GCPT3-1A

GCPT3-2

GCPT36

GCPT4-1

GCPT4-2

GCPT5-1

GCPT5-2

GCPT5-3

GCPT5-4

GCPT5-4A

GCPT6-2

GCPT6-3

GCPT6-4

GCPT6-5

GCPT7-1

GCPT7-2

GCPT7-3

GCPT8-1

GCPT9-1

GCPT9-2

GCPT9-3

GCPT9-3A

GCPT9-4

GCPT2-3A

GCPT3-1

GCPT1C-5A

1D-18A

GPWL-119

SWL-119

GPWL-119B

GP8-1B

GP8-1

GPWL-119C

GP1C-12

GP1C-12C

GP1C-12B

GCPT1C-12

GP1C-4R

GP1C-4RB

GCPT1C-4

GCPT1C-4R

GP1C-6T1

GCPT1C-6T1

GCPT1C-6

GCPT1C-6T

GP1C-2RA

GP1-2

GP2-3

GP2-2

GCPT13-6S

GCPT13-6

1D-12

GCPT15_PVC-25

APPROXIMATEEDGE OFREFUSE

Engineering Management Support, Inc.EMSI

Previous Investigation and Phase 1

Investigation Locations

West Lake Landfill Superfund Site

Figure 6

SCALE IN FEET

0 12060

PVC series – NRC borings

Phase 1C Sonic Borings

Legend

WL series – RI borings (1995 RI

borings done by McLaren Hart)

Phase 1C Percussion Geoprobe Borings

Phase 1D GCPT Soundings

Phase 1D Sonic Borings

Alluvium Groundwater Well

Bedrock Groundwater Well

Phase 1A GCPT Soundings

Phase 1B GCPT Soundings

Page 3: EPA's Web Archive - West Lake OU-1 Waste Disposal Area ......S-5 D-3 1D-2S 1D-3S 1D-5S 1D-7S 1D-9A 1D-17S 1D-15S 1D-20S 1D-9S 1D-6S 1D-11S 1D-8S 1D-13S 1D-19S 1D-12S OU-1 WASTE DISPOSAL

GPWL-119

GPWL-119B

GP8-1B

GP8-1

GPWL-119C

GP1C-12

GP1C-12C

GP1C-12B

GP1C-4R

GP1C-4RB

GP1C-6T1

GP1C-2RA

GP1-2

GP2-3

GP2-2

GCPT6-6

WL-119

GCPT28

10-3

10-4

GCPT1-1

GCPT111

GCPT12-2

GCPT13-2

GCPT13-4

GCPT13-5

GCPT13-6

GCPT13-7

GCPT14-3

GCPT14-4

GCPT16-1

GCPT16-5

GCPT1C-2

GCPT1C-4

GCPT1C-5

GCPT2-2

GCPT2-2A

GCPT2-3

GCPT3-1A

GCPT4-2

GCPT5-4

GCPT9-3A

S8-1A

S15-2A

OU-1WASTE

DISPOSALAREA 1

APPROXIMATEEDGE OFREFUSE

Engineering Management Support, Inc.EMSI

West Lake Landfill Superfund Site

Figure 7

Phase 1 Gamma Summary

GCPT1-1A

32.5 124.4

GCPT1-2

24.41,131

S1-2

33 71.2

GCPT2-1

3.3 93.5

S2-2

32 72.6

GCPT2-2B

341,600

GCPT2-2C

32.5 315.1

GCPT2-3A

35.6 578.7

GCPT2-4

29.4 172

GCPT3-1A

27.71,314

GCPT3-2

1 103.1

GCPT4-1

28.98,137

GCPT4-2

34 677.4

GCPT5-1

25.12,112

GCPT5-2

26.21,911

GCPT5-3

29.410,528

S5-3

29.55,616

GCPT5-4A

11.8 147

GCPT5-5

32.27,506

GCPT5-6

27.46,764

GCPT6-2

13.3 104.3

GCPT6-3

27.91,720

GCPT6-4

3.1 73.9GCPT6-5

3.3 101.8

GCPT6-6

28.13,198

GCPT7-1

7.9 103.4

GCPT7-2

4.9 100.2

GCPT7-3

40 209.3

GCPT8-1

29 330.9

S8-1

28 80.4

GCPT9-1

6.2 138

GCPT9-2

16.9 97.1

GCPT9-3A

15.3 103.8

GCPT9-4

2.1 93.7

GCPT10-1

1.6 113.8

GCPT10-2

7.5 108.1

GCPT10-3A

3.4 81.5

GCPT10-4A

14.9 110.7

GCPT11-1

0.2 153.5

GCPT11-2

15.4 126.9

GCPT11-3

6.1 114.3

GCPT11-4

45.9 163.2

GCPT111A

25.9 159.4

GCPT12-1

24.15,135

GCPT12-2

1.3 109.1

GCPT12-3

4.1 124.6

GCPT12-4

38.5 122.9

S12-5

14 64.4

GCPT12-5

7.5 107.2

GCPT12-6

23.1 106.3

GCPT13-1

15.4 471.7

GCPT13-2A

1.6 52.7

GCPT13-3

1.3 4

S13-3

16.5 60.1

GCPT13-4S

36.6 102

GCPT13-5S

11.5 94.7

S13-6

24.5 6

GCPT13-6S

23.8 109.2

GCPT13-7S

20.8 106.1

GCPT14-1

18.9 494

GCPT14-2

1.1 60

S14-2

27.5 66.8

GCPT14-3S

36.6 111.8

S14-4

9 64.8

GCPT14-5S

15.4 98

S14-5

13.5 57.6

GCPT14-6S

14.9 105.5

GCPT14-7

0.2 22.3

S14-7

31.5 60.6

GCPT15-1

20.3 199

GCPT15-2

1.6 53.7

S15-2

26 86.4

GCPT15-5

57.7 118.3

GCPT15-6

2.6 118.3

GCPT15-7

2.5 107.4

GCPT15-8

2.3 145.4

GCPT16-1

7.2 153.8

GCPT16-2

1.8 115.8

S16-3

20 68.6

GCPT16-4

3 124.1

GCPT16-5

4.8 114.4

GCPT16-6

13.6 110

S16-6

14 64

GCPT16-7

2.6 106.9

GCPT16-8

20.7 110.8

PVC-25R

9.51,243

GCPT25

8.41,248

GCPT28A

24.91,375

GCPT36

8.5 324.5

GCPT108

2 106.8

SWL-119

32.5 132.4

GCPTWL-119

45.6 243.6

GCPT1C-1

3 87.6

GCPT1C-1A

3.1 99.8

GCPT1C-2R

30.3 521.5

GCPT1C-3

22 109.6

GCPT1C-4R

43.8 377.3

GCPT1C-5A

15.1 108.6

GCPT1C-6

22.11,414

S1C-6

22.5 895.5

GCPT1C-6T

22.81,507

GCPT1C-6T1

23.52,863

GCPT1C-7

4.3 116.3

GCPT1C-8

3 102.4

GCPT1C-9

10.4 106

GCPT1C-10

11.8 104.6

GCPT1C-11

3 108.6

GCPT1C-12

56.3 956.9

GCPT1C-13

34.1 107.3

1D-1

8.9 104.8

1D-1S

8-9 226.2

1D-2

5.9 85.7

1D-2S

36-37 221

1D-3

27.46,512

1D-3S

28-291,120

1D-4

55.8 235.9

1D-4S

12-11 250.2

1D-5

55.12,395

1D-5S

51-52 345.1

1D-6

55.12,395

1D-6S

85-86 213.6

1D-7

82.812,926

1D-7S

83-8433,255

1D-8

75.3 733.8

1D-8S

75-76 318.5

1D-9

58.6 220.6

1D-9A

56.8 241.8

1D-9S

87-88 313.2

1D-10

38.9 125.9

1D-10S

7-6 213.8

1D-11

1.8 99.5

1D-11A

1.6 110.8

1D-11S

85-86 404.7

1D-12

29.4 100.9

1D-12S

61-62 230.7

1D-13

36.4 133

1D-13A

2.1 98.9

1D-13B

7.1 99.4

1D-13C

2.5 107.2

1D-13S

93-94 225.3

1D-14

2.5 99.2

1D-14S

54-55 245.4

1D-15

89.6 269.9

1D-15S

85-86 222.5

1D-16

46.91,145

1D-16A

49.9 295.2

1D-16S

50-51 406.9

1D-17

4.1 82.3

1D-17A

17.7 91.6

1D-17S

18-19 217.3

1D-18

10.2 120.4

1D-18A

41.3 116.4

1D-18S

12-13 230.1

1D-19S

61-62 233.6

1D-20S

1-2 280.5

GCPT16-3

2.3 112.4

PVC-24

1.6 100

PVC-25

9.11,164

PVC-26

4.91,420

PVC-27

0.7 90

PVC-28

14.22,187

PVC-29

10 33.3

PVC-36

7.9 263

PVC-37

15.6 91

PVC-38

9.92,577

PVC-41

5 31.7

WL-101

3.6 118.1

SCALE IN FEET

500 100

LEGEND

Depth

Boring No.

WL-102

3.3 940.1

WL-103

16.4 116.8

WL-104

11.7 91

WL-105A

9 854.7

WL-105B

9.13,011

WL-105C

0.1 446

WL-106

4 380.6

WL-106A

0.1 445.8

WL-107

2.3 82.2

WL-108

1.4 83

WL-109A

32.7 111.3

WL-109B

48.1 90

WL-109C

1.5 81.1

WL-109D

57.8 111.5

WL-110

5.6 105.2

WL-111

39.5 93.8

WL-112

6.2 135.5

WL-113

3.8 207.5

WL-114

4.9 236.9

WL-115

7.1 115.7

WL-116

1.5 64.6

WL-117

6.5 243.1

WL-118

0 171.9

WL-119

28.5 97.7

WL-120

19.6 87.6

Downhole Max Gamma Reading (cps)

GCPT3-1

4.4 95.4

GCPT14-6

7.4 110.9

GCPT15-3

30.5 163.8

GCPT15-4

29.4 140

1D-8A

2.6 105.3

GCPT14-6

7.4 110.9

NG - No Elevated Gamma Levels or Gamma Peak Detected in this Boring

WL-121

- NG

WL-122

- NG

WL-123

- NG

WL-123

- NG

PVC series – NRC borings

Phase 1A GCPT Soundings

Phase 1B GCPT Soundings

Phase 1D GCPT Soundings

Phase 1C Sonic Borings

Phase 1D Sonic Borings

WL series – RI borings

(1995 RI borings done by McLaren Hart)

Phase 1C Percussion Geoprobe Borings

GCPT15_PVC-25

9.71,150

Page 4: EPA's Web Archive - West Lake OU-1 Waste Disposal Area ......S-5 D-3 1D-2S 1D-3S 1D-5S 1D-7S 1D-9A 1D-17S 1D-15S 1D-20S 1D-9S 1D-6S 1D-11S 1D-8S 1D-13S 1D-19S 1D-12S OU-1 WASTE DISPOSAL

GCPT13-4S

GCPT13-5S

GCPT13-7S

GCPT14-3S

GCPT14-6S

GCPT1C-12

GCPT1C-2R

GCPT1C-4R

GCPT1C-6

GCPT1C-6T

GCPT1C-6T1

GCPT2-2C

PVC-24

PVC-25

PVC-26

PVC-27

PVC-28

GCPT5-5

PVC-29

PVC-36

PVC-37

PVC-38

GCPT6-6

WL-105B

WL-106

WL-109B

WL-109C

PVC-25R

GCPT5-6

WL-121

WL-122

WL-123

WL-124

PVC-41

WL-105C

1D-1

1D-2

1D-3

1D-17

1D-17A

1D-5

1D-16A

1D-16

1D-18

1D-15

1D-7

1D-9A

1D-9

1D-61D-11A

1D-11

1D-8

1D-8A

1D-14

1D-13B

1D-13A

1D-13

1D-13C

1D-12

1D-10

1D-4

OU-1WASTE

DISPOSALAREA 1

GCPT14-5S

GCPT13-6S

GCPT28

GCPT10-1

GCPT10-2

10-3

10-4

10-3A

GCPT108

10-4A

GCPT1-1

GCPT111

GCPT11-1

GCPT111A

GCPT11-2

GCPT11-3

GCPT11-4

GCPT119

GCPT1-1A

GCPT1-2

GCPT12-1

GCPT12-2

GCPT12-3

GCPT12-4

GCPT12-5

GCPT12-6

GCPT13-1

GCPT13-2 GCPT13-2A

GCPT13-3

GCPT13-4

GCPT13-5

GCPT13-6

GCPT13-7

GCPT14-1

GCPT14-2

GCPT14-3

GCPT14-4

GCPT14-5

GCPT14-6

GCPT14-7

GCPT15-1

GCPT15-2

GCPT15-3

GCPT15-4

GCPT15-5

GCPT15-6

GCPT15-7

GCPT15-8

GCPT16-1

GCPT16-2

GCPT16-3

GCPT16-4

GCPT16-5

GCPT16-7

GCPT16-8

GCPT1C-1

GCPT1C-10

GCPT1C-11

GCPT1C-13

GCPT1C-1A

GCPT1C-2

GCPT1C-3

GCPT1C-4

GCPT1C-5

GCPT1C-7

GCPT1C-8

GCPT1C-9

GCPT2-1

GCPT2-2

GCPT2-2A

GCPT2-2B

GCPT2-3

GCPT2-4

GCPT25

GCPT28A

GCPT3-1A

GCPT3-2

GCPT36

GCPT4-1

GCPT4-2

GCPT5-1

GCPT5-2

GCPT5-3

GCPT5-4

GCPT5-4A

GCPT6-2

GCPT6-3

GCPT6-4

GCPT6-5

GCPT7-1

GCPT7-2

GCPT7-3

GCPT8-1

GCPT9-1

GCPT9-2

GCPT9-3

GCPT9-3A

GCPT9-4

GCPT2-3A

GCPT3-1

GCPT1C-5A

1D-18A

GP8-1

S8-1A

S15-2A

APPROXIMATEEDGE OFREFUSE

Engineering Management Support, Inc.EMSI

West Lake Landfill Superfund Site

Figure 8

GP1-2

23-24 1.63

28-29 0.70 *

GP1C-12

48-49 1.88 *

49-50 0.60

GP1C-12B

53-54 0.99

54-55 9.80

GP2-3

34-35 17.04

35-36 284.21

S12-5

2-3 2.21

12-13 2.59

GP1C-12C

55-56 400.95

GP1C-2RA

28-29 2.73

GP1C-4R

46-47 4.53 *

GP1C-4RB

46-47 2.21 *

GP1C-6T1

22-23 0.61

GP2-2

31-32 206.92

GP8-1B

28-29 3.57

28-29 10.58d

29-30 0.93

GPWL-119

34-35 0.69

GPWL-119B

38-39 1.21

GPWL-119C

43-44 3.44

45-46 4.67

S1-2

8-9 1.05

18-19 0.96

20-21 1.41

22-23 0.19 *

23-24 1.51

24-25 4.74

28-29 2.10

33-34 0.39 *

38-39 0.57

38-39 0.53 *d

39-40 421.89

40-41 ND

S13-3

19-20 4.61

29-30 1.60

S13-6

21-22 3.95

21-22 2.51d

39-40 2.35

S14-2

19-20 3.81

29-31 2.88

S14-4

5-6 2.39

28-29 3.54

S14-5

12-13 2.86

60-61 2.15

S14-7

13-14 2.43

39-40 3.05

S15-2

24-25 117.46

43-44 2.69

S16-3

6-7 3.16

11-12 3.14

11-12 3.47d

S16-6

6-7 2.90

21-22 2.91

1D-10S

46-49 0.79

74-76 0.62

1D-11S

85-86 120.40

87-88 1.64

1D-12S

61-62 0.89

74-75 0.51

1D-13S

85-86 1.13

93-94 4.54

1D-14S

54-56 0.23*

82-84 1.08

1D-15S

77-80 0.24

85-86 31.17

1D-16S

50-51 977.92

59-61 0.89

59-61 0.64d

1D-17S

30-31 0.51

33-36 4.18

1D-18S

13-14 0.71

38-41 6.03

44-46 2.07

1D-19S

61-63 1.62

61-63 0.94d

1D-1S

7-9 2.05

24-27 1.31

1D-20S

80-81 1.73

80-81 1.57d

89-90 2.63

1D-2S

20-23 1.29

27-30 0.87

36-37 1.42

1D-3S

28-29 619.65

41-43 1.80

41-43 0.83d

1D-4S

61-62 3.31

64-65 1.43

1D-5S

51-52 218.24

63-64 0.65

1D-6S

80-81 0.73

85-86 0.69

1D-7S

84-8516,880.93

93-94 18.40

1D-8S

75-76 3.77

90-91 1.74

1D-9S

78-79 0.53

88-89 909.33

99-100 3.60

S2-2

5-6 2.13

19-20 0.29 *

20-21 1.12

21-22 2.61

22-23 1.37

22-23 1.00d

S8-1

28-29 2.69

40-41 2.88

44-45 78.25

SWL-119

1-2 0.76

5-6 2.67

9-10 0.95

9-10 1.10d

20-21 0.91

40-41 0.44 *

41-42 1.20

51-52 1.12

WL-101

0-5 3.07

15-20 3.08

WL-102

0-5 5.08

10-15 3.32

WL-103

0-5 2.20

5-10 8.29

WL-104

0-5 4.02

15-20 2.03

WL-105A

5-10 526.34

25-30 2.63

WL-106A

09,735.20

0-5 734.22

20-25 2.94

WL-107

0-5 1.78

50-51 0.70

WL-108

0-5 2.00

WL-109D

0-5 0.88

45-50 1.68

WL-110

0-5 1.03

45-50 1.74

WL-111

0 2.80

0-5 3.11

50-51 2.76

WL-112

0 3.51

0-5 85.18

37-42 1.60

WL-113

0-5 0.52

5-10 2.29

WL-114

07,868.10

0-5 23.33

10-15 1.18

WL-115

0-5 1.05

35-40 0.56

WL-116

0 2.46

0-5 0.76

5-10 0.69

WL-117

5-10 37.58

20-25 0.90

WL-118

0-5 435.30

5-10 7.54

WL-119

0-5 0.86

45-50 0.88

WL-120

0-5 0.62

45-50 0.55

Combined Thorium -

230+232 (pCi/g)

Phase 1 Analytical Summary

Combined Thorium

S1C-6

19-20 3.00

24-25 52.44

25-26 240.90

26-27 202.83

S5-3

25-26 5.07

25-26 89.74d

28-2926,027.66

29-30 450.33

29-30 1.38d

33-341,829.12

SCALE IN FEET

500 100

PVC series – NRC borings

Phase 1A GCPT Soundings

Phase 1B GCPT Soundings

Phase 1D GCPT Soundings

Phase 1C Sonic Borings

Phase 1D Sonic Borings

LEGEND

WL series – RI borings

(1995 RI borings done by McLaren Hart)

Sample Depth

Intervals

Boring No.

7.9 - Exceeds EPA Unrestricted Use Criteria

* - Indicates One Result Was Non-detect

1D-14S

54-56 0.23*

82-84 1.08

ND - Non-detect

Phase 1C Percussion Geoprobe Borings

Page 5: EPA's Web Archive - West Lake OU-1 Waste Disposal Area ......S-5 D-3 1D-2S 1D-3S 1D-5S 1D-7S 1D-9A 1D-17S 1D-15S 1D-20S 1D-9S 1D-6S 1D-11S 1D-8S 1D-13S 1D-19S 1D-12S OU-1 WASTE DISPOSAL

GCPT13-4S

GCPT13-5S

GCPT13-7S

GCPT14-3S

GCPT14-6S

GCPT1C-12

GCPT1C-2R

GCPT1C-4R

GCPT1C-6T1

GCPT1C-6

GCPT1C-6T

GCPT2-2C

PVC-24

PVC-25

PVC-26

PVC-27

PVC-29

PVC-28

GCPT5-5

PVC-36

PVC-37

PVC-38

GCPT6-6

WL-102

WL-103

WL-105B

WL-106

WL-106A

WL-107

WL-108

WL-109A

WL-109B

WL-109D

WL-109C

WL-110

WL-111

WL-112

WL-113

WL-114

WL-115

WL-116

PVC-25R

WL-117

WL-118

WL-120

GCPT5-6

WL-121

WL-122

WL-123

WL-124

PVC-41

WL-105A

WL-105C

WL-119

1D-1

1D-2

1D-3

1D-17

1D-17A

1D-5

1D-16A

1D-16

1D-18

1D-15

1D-7

1D-9A

1D-9

1D-61D-11A

1D-11

1D-8

1D-8A

1D-14

1D-13B

1D-13A

1D-13

1D-13C

1D-12

1D-10

1D-4

GCPT14-5S

GCPT13-6S

GCPT28

GCPT10-1

GCPT10-2

10-3

10-3A

10-4A

10-4

GCPT1-1

GCPT108

GCPT111

GCPT11-1

GCPT111A

GCPT11-2

GCPT11-3

GCPT11-4

GCPT119

GCPT1-1A

GCPT1-2

GCPT12-1

GCPT12-2

GCPT12-3

GCPT12-4

GCPT12-5

GCPT12-6

GCPT13-1

GCPT13-2 GCPT13-2A

GCPT13-3

GCPT13-4

GCPT13-5

GCPT13-6

GCPT13-7

GCPT14-1

GCPT14-2

GCPT14-3

GCPT14-4

GCPT14-5

GCPT14-6

GCPT14-7

GCPT15-1

GCPT15-2

GCPT15-3

GCPT15-4

GCPT15-5

GCPT15-6

GCPT15-7

GCPT15-8

GCPT16-1

GCPT16-2

GCPT16-3

GCPT16-4

GCPT16-5

GCPT16-6

GCPT16-7

GCPT16-8

GCPT1C-1

GCPT1C-10

GCPT1C-11

GCPT1C-13

GCPT1C-1A

GCPT1C-2

GCPT1C-3

GCPT1C-4

GCPT1C-5

GCPT1C-7

GCPT1C-8

GCPT1C-9

GCPT2-1

GCPT2-2

GCPT2-2A

GCPT2-2B

GCPT2-3

GCPT2-4

GCPT25

GCPT28A

GCPT3-1A

GCPT3-2

GCPT36

GCPT4-1

GCPT4-2

GCPT5-1

GCPT5-2

GCPT5-3

GCPT5-4

GCPT5-4A

GCPT6-2

GCPT6-3

GCPT6-4

GCPT6-5

GCPT7-1

GCPT7-2

GCPT7-3

GCPT8-1

GCPT9-1

GCPT9-2

GCPT9-3

GCPT9-3A

GCPT9-4

GCPT2-3A

GCPT3-1

GCPT1C-5A

1D-18A

OU-1WASTE

DISPOSALAREA 1

GP8-1

S8-1A

S15-2A

APPROXIMATEEDGE OFREFUSE

Engineering Management Support, Inc.EMSI

GP1-2

23-24 2.72

28-29 1.08 *

GP2-2

31-32 14.56 *

GP2-3

34-35 4.87

35-36 21.53 *

GP8-1B

28-29 1.44 *

28-29 2.56

29-30 0.71 *

GP1C-2RA

28-29 3.33

GP1C-4R

46-47 2.39

GP1C-4RB

46-47 1.86

GP1C-6T1

22-23 2.29

GP1C-12

48-49 2.94

49-50 2.54

GP1C-12B

53-54 1.77 *

54-55 2.88

GP1C-12C

55-56 32.25 *

GPWL-119

34-35 2.64

GPWL-119B

38-39 3.01

GPWL-119C

43-44 2.30

45-46 1.19 *

S1-2

8-9 2.69

18-19 2.65

20-21 2.28

22-23 ND

23-24 2.56

24-25 2.50

28-29 0.97 *

33-34 0.88 *

38-39 1.97

38-39 2.25d

39-40 6.26

40-41 0.83

S2-2

5-6 2.14

19-20 1.79

20-21 ND

21-22 2.62

22-23 2.85

22-23 2.84d

S5-3

25-26 2.41

25-26 6.41d

28-291,507.03

29-30 6.79

29-30 0.80d *

33-34 34.58

S8-1

28-29 2.15

40-41 3.08

44-45 2.72

S12-5

2-3 2.09

12-13 2.26

S13-3

19-20 2.89

29-30 1.11 *

S13-6

21-22 2.66

21-22 2.36d

39-40 2.5

S14-2

19-20 2.64

29-31 2.34

S14-4

5-6 1.59

28-29 1.66

S14-5

12-13 2.46

60-61 2.74

S14-7

13-14 1.38

39-40 2.31

S15-2

24-25 6.26

43-44 2.82

S16-3

6-7 2.98

11-12 2.84

11-12 2.52d

S16-6

6-7 2.77

21-22 2.19

S1C-6

19-20 2.54

24-25 3.94

25-26 7.17 *

26-27 9.22 *

1D-1S

7-9 2.04

24-27 1.58

1D-2S

20-23 2.38

27-30 2.19

36-37 1.86

1D-3S

28-29 190.26 *

41-43 1.97

41-43 0.70d

1D-4S

61-62 2.40

64-65 1.56

1D-5S

51-52 55.25

63-64 1.90

1D-6S

80-81 1.70

85-86 0.97

1D-7S

84-853,662.19

93-94 2.11

1D-8S

75-76 5.48

90-91 1.19

1D-9S

78-79 0.37 *

88-89 43.78 *

99-100 1.14

1D-10S

46-49 2.92

74-76 1.47

1D-11S

85-86 25.50

87-88 1.42

1D-12S

61-62 0.2 *

74-75 2.11

1D-13S

85-86 2.28

93-94 4.68

1D-14S

54-56 0.55 *

82-84 2.18

1D-15S

77-80 1.20

85-86 9.06 *

1D-16S

50-51 34.44

59-61 1.24

59-61 1.11d

1D-17S

30-31 0.77

33-36 1.16

1D-18S

13-14 1.07

38-41 0.79 *

44-46 2.74

1D-19S

61-63 2.40

61-63 2.36d

1D-20S

80-81 0.80

80-81 0.89 *

89-90 2.47

SWL-119

1-2 1.96

5-6 2.75

9-10 2.57

9-10 2.72d

20-21 2.18

40-41 1.39

41-42 2.63

51-52 0.92

West Lake Landfill Superfund Site

Figure 9

Phase 1 Analytical Summary

Combined Radium

Combined Radium -

226+228 (pCi/g)

SCALE IN FEET

500 100

LEGEND

Sample Depth

Intervals

Boring No.

7.9 - Exceeds EPA Unrestricted Use Criteria

* - Indicates One Result Was Non-detect

1D-13S

85-86 2.28 *

93-94 4.68

ND - Non-detect

PVC series – NRC borings

Phase 1A GCPT Soundings

Phase 1B GCPT Soundings

Phase 1D GCPT Soundings

Phase 1C Sonic Borings

Phase 1D Sonic Borings

WL series – RI borings

(1995 RI borings done by McLaren Hart)

Phase 1C Percussion Geoprobe Borings

Page 6: EPA's Web Archive - West Lake OU-1 Waste Disposal Area ......S-5 D-3 1D-2S 1D-3S 1D-5S 1D-7S 1D-9A 1D-17S 1D-15S 1D-20S 1D-9S 1D-6S 1D-11S 1D-8S 1D-13S 1D-19S 1D-12S OU-1 WASTE DISPOSAL

GCPT13-4S

GCPT13-5S

GCPT13-7S

GCPT14-3S

GCPT14-6S

GCPT1C-12

GCPT1C-2R

GCPT1C-4R

GCPT1C-6

GCPT1C-6T1

GCPT1C-6T

GCPT2-2C

PVC-24

PVC-25

PVC-26

PVC-27

PVC-29

PVC-28

GCPT5-5

PVC-36

PVC-37

PVC-38

GCPT6-6

WL-105B

WL-106

WL-109A

WL-109B

WL-109C

WL-113

PVC-25R

GCPT5-6

WL-121

WL-122

WL-123

WL-124

PVC-41

WL-105C

1D-1

1D-2

1D-3

1D-17

1D-17A

1D-5

1D-16A

1D-16

1D-18

1D-15

1D-7

1D-9A

1D-9

1D-61D-11A

1D-11

1D-8

1D-8A

1D-14

1D-13B

1D-13A

1D-13

1D-13C

1D-12

1D-10

1D-4

OU-1WASTE

DISPOSALAREA 1

GCPT14-5S

GCPT13-6S

GCPT28

GCPT10-1

GCPT10-2

10-3

10-4

10-3A

GCPT108

10-4A

GCPT1-1

GCPT111

GCPT11-1

GCPT111A

GCPT11-2

GCPT11-3

GCPT11-4

GCPT119

GCPT1-1A

GCPT1-2

GCPT12-1

GCPT12-2

GCPT12-3

GCPT12-4

GCPT12-5

GCPT12-6

GCPT13-1

GCPT13-2 GCPT13-2A

GCPT13-3

GCPT13-4

GCPT13-5

GCPT13-6

GCPT13-7

GCPT14-1

GCPT14-2

GCPT14-3

GCPT14-4

GCPT14-5

GCPT14-6

GCPT14-7

GCPT15-1

GCPT15-2

GCPT15-3

GCPT15-4

GCPT15-5

GCPT15-6

GCPT15-7

GCPT15-8

GCPT16-1

GCPT16-2

GCPT16-3

GCPT16-4

GCPT16-5

GCPT16-6

GCPT16-7

GCPT16-8

GCPT1C-1

GCPT1C-10

GCPT1C-11

GCPT1C-13

GCPT1C-1A

GCPT1C-2

GCPT1C-3

GCPT1C-4

GCPT1C-5

GCPT1C-7

GCPT1C-8

GCPT1C-9

GCPT2-1

GCPT2-2

GCPT2-2A

GCPT2-2B

GCPT2-3

GCPT2-4

GCPT25

GCPT28A

GCPT3-1A

GCPT3-2

GCPT36

GCPT4-1

GCPT4-2

GCPT5-1

GCPT5-2

GCPT5-3

GCPT5-4

GCPT5-4A

GCPT6-2

GCPT6-3

GCPT6-4

GCPT6-5

GCPT7-1

GCPT7-2

GCPT7-3

GCPT8-1

GCPT9-1

GCPT9-2

GCPT9-3

GCPT9-3A

GCPT9-4

GCPT2-3A

GCPT3-1

GCPT1C-5A

1D-18A

GP8-1

S8-1A

S15-2A

APPROXIMATEEDGE OFREFUSE

Engineering Management Support, Inc.EMSI

West Lake Landfill Superfund Site

Figure 10

WL-101

0-5 1.52

15-20 1.45

SWL-119

1-2 1.486 *

5-6 2.16

9-10 1.597 *

9-10 1.074d *

20-21 0.807 *

40-41 0.43

41-42 1.01

51-52 0.890 *

WL-102

0-5 1.67

10-15 1.52

WL-103

0-5 1.77

5-10 1.44

WL-104

0-5 1.20

15-20 0.85

WL-105A

5-10 41.60

25-30 1.58

WL-106A

0 908.90

0-5 20.20

20-25 1.85

WL-107

0-5 1.71

50-51 1.20

WL-108

0-5 1.62

WL-109D

0-5 2.08

45-50 2.31

WL-110

0-5 1.51

45-50 1.52

WL-111

0 1.44

0-5 1.12

50-51 1.03

WL-112

0 1.91

0-5 5.26

37-42 2.07

WL-113

0-5 2.03

5-10 2.51

WL-114

0 110.30

0-5 3.00

10-15 2.02

WL-115

0-5 1.93

35-40 1.27

WL-116

0 1.54

0-5 2.05

5-10 1.76

WL-117

5-10 3.79

20-25 1.26

WL-118

0-5 18.80

5-10 1.80

WL-119

0-5 1.62

45-50 0.87

WL-120

0-5 2.08

45-50 1.83

GP1-2

23-24 0.94

28-29 0.399 *

GP2-2

31-32 1.56

GP2-3

34-35 0.98

35-36 3.39

GP8-1B

28-29 0.78

28-29 0.89d

29-30 1.30

GP1C-2RA

28-29 1.10

GP1C-4R

46-47 1.817 *

GP1C-4RB

46-47 1.166 *

GP1C-6T1

22-23 1.19

GP1C-12

48-49 1.102 *

49-50 1.15

GP1C-12B

53-54 1.377 *

54-55 1.17

GP1C-12C

55-56 3.97

GPWL-119

34-35 1.203 *

GPWL-119B

38-39 0.732 *

GPWL-119C

43-44 1.026 *

45-46 0.89

S1-2

8-9 0.946 *

18-19 0.866 *

20-21 0.862 *

22-23 0.215 *

23-24 0.89

24-25 2.09

28-29 1.39

33-34 0.819 *

38-39 0.65

38-39 0.79d

39-40 7.74

40-41 0.444 *

S2-2

5-6 1.95

19-20 0.676 *

20-21 0.73

21-22 1.747 *

22-23 0.859 *

22-23 0.946d *

S5-3

25-26 0.96

25-26 1.416d *

28-29 882.60

29-30 5.56

29-30 1.248d *

33-34 25.04

S8-1

28-29 1.88

40-41 1.92

44-45 1.13

S12-5

2-3 1.189 *

12-13 1.53

S13-3

19-20 2.05

29-30 1.646 *

S13-6

21-22 2.12

21-22 2.11d

39-40 1.939 *

S14-2

19-20 1.64

29-31 2.085 *

S14-4

5-6 1.92

28-29 2.25

S14-5

12-13 1.79

60-61 1.94

S14-7

13-14 2.18

39-40 1.76

S15-2

24-25 1.969 *

43-44 1.561 *

S16-3

6-7 1.497 *

11-12 2.09

11-12 1.99d

S16-6

6-7 2.178 *

21-22 1.28

S1C-6

19-20 2.39

24-25 3.12

25-26 2.21

26-27 2.310 *

Phase 1 Analytical Summary

Combined Uranium

SCALE IN FEET

500 100

LEGEND

S14-7

13-14 2.43 *

39-40 3.05

Combined Uranium -

234+235+238 (pCi/g)

Sample Depth

Intervals

Boring No.

54.5 - Exceeds EPA Unrestricted Use Criteria

* - Indicates One Or More Results Was Non-detect

ND - Non-detect

1D-1S

7-9 0.85

24-27 1.72

1D-2S

20-23 0.65

27-30 0.70

36-37 0.59

1D-3S

28-29 19.36

41-43 0.22

41-43 0.24d

1D-4S

61-62 5.93

64-65 3.58

1D-5S

51-52 0.54

63-64 0.59

1D-6S

80-81 4.54

85-86 0.50

1D-7S

84-85 636.53

93-94 0.43

1D-8S

75-76 ND

90-91 1.97

1D-9S

78-79 0.16

88-89 3.41

99-100 0.68

1D-10S

46-49 0.73

74-76 0.86

1D-11S

85-86 2.97

87-88 1.66

1D-12S

61-62 0.20

74-75 0.47

1D-13S

85-86 0.63

93-94 6.71

1D-14S

54-56 0.32

82-84 0.83

1D-15S

77-80 0.14

85-86 0.98

1D-16S

50-51 10.11

59-61 0.40

59-61 0.40d

1D-17S

30-31 0.30

33-36 1.36

1D-18S

13-14 0.67

38-41 0.38

44-46 0.71

1D-19S

61-63 1.19

61-63 1.43d

1D-20S

80-81 1.92

80-81 3.62d

89-90 7.68

PVC series – NRC borings

Phase 1A GCPT Soundings

Phase 1B GCPT Soundings

Phase 1D GCPT Soundings

Phase 1C Sonic Borings

Phase 1D Sonic Borings

WL series – RI borings

(1995 RI borings done by McLaren Hart)

Phase 1C Percussion Geoprobe Borings

Page 7: EPA's Web Archive - West Lake OU-1 Waste Disposal Area ......S-5 D-3 1D-2S 1D-3S 1D-5S 1D-7S 1D-9A 1D-17S 1D-15S 1D-20S 1D-9S 1D-6S 1D-11S 1D-8S 1D-13S 1D-19S 1D-12S OU-1 WASTE DISPOSAL

GCPT13-4S

GCPT13-5S

GCPT13-7S

GCPT14-3S

GCPT14-6S

GCPT1C-12

GCPT1C-2R

GCPT1C-4R

GCPT1C-6T1

GCPT1C-6

GCPT1C-6T

GCPT2-2C

PVC-24

PVC-25

PVC-26

PVC-27

PVC-29

PVC-28

GCPT5-5

PVC-36

PVC-37

PVC-38

GCPT6-6

WL-102

WL-103

WL-105B

WL-106

WL-106A

WL-107

WL-108

WL-109A

WL-109B

WL-109D

WL-109C

WL-111

WL-112

WL-113

WL-114

WL-115

WL-116

PVC-25R

WL-117

WL-118

GCPT5-6

WL-120

WL-121

WL-122

WL-123

WL-124

PVC-41

WL-105A

WL-105C

WL-119

1D-1

1D-2

1D-3

1D-17

1D-17A

1D-5

1D-16A

1D-16

1D-18

1D-15

1D-7

1D-9A

1D-9

1D-61D-11A

1D-11

1D-8

1D-8A

1D-14

1D-13B

1D-13A

1D-13

1D-13C

1D-12

1D-10

1D-4

OU-1WASTE

DISPOSALAREA 1

GCPT14-5S

GCPT13-6S

GCPT28

GCPT10-1

GCPT10-2

10-3

10-4

10-3A

GCPT108

10-4A

GCPT1-1

GCPT111

GCPT11-1

GCPT111A

GCPT11-2

GCPT11-3

GCPT11-4

GCPT119

GCPT1-1A

GCPT1-2

GCPT12-1

GCPT12-2

GCPT12-3

GCPT12-4

GCPT12-5

GCPT12-6

GCPT13-1

GCPT13-2 GCPT13-2A

GCPT13-3

GCPT13-4

GCPT13-5

GCPT13-6

GCPT13-7

GCPT14-1

GCPT14-2

GCPT14-3

GCPT14-4

GCPT14-5

GCPT14-6

GCPT14-7

GCPT15-1

GCPT15-2

GCPT15-3

GCPT15-4

GCPT15-5

GCPT15-6

GCPT15-7

GCPT15-8

GCPT16-1

GCPT16-2

GCPT16-3

GCPT16-4

GCPT16-5

GCPT16-6

GCPT16-7

GCPT16-8

GCPT1C-1

GCPT1C-10

GCPT1C-11

GCPT1C-13

GCPT1C-1A

GCPT1C-2

GCPT1C-3

GCPT1C-4

GCPT1C-5

GCPT1C-7

GCPT1C-8

GCPT1C-9

GCPT2-1

GCPT2-2

GCPT2-2A

GCPT2-2B

GCPT2-3

GCPT2-4

GCPT25

GCPT28A

GCPT3-1A

GCPT3-2

GCPT36

GCPT4-1

GCPT4-2

GCPT5-1

GCPT5-2

GCPT5-3

GCPT5-4

GCPT5-4A

GCPT6-2

GCPT6-3

GCPT6-4

GCPT6-5

GCPT7-1

GCPT7-2

GCPT7-3

GCPT8-1

GCPT9-1

GCPT9-2

GCPT9-3

GCPT9-3A

GCPT9-4

GCPT2-3A

GCPT3-1

GCPT1C-5A

1D-18A

GP8-1

S8-1A

S15-2A

APPROXIMATEEDGE OFREFUSE

Engineering Management Support, Inc.EMSI

West Lake Landfill Superfund Site

Figure 11

GP2-3

34-35 20.70

35-36 3.93

Potassium - 40

(pCi/g)

Phase 1 Analytical Summary

Potassium - 40

GP1-2

23-24 18.8

28-29 7.69

GP2-2

31-32 11.97

GP8-1B

28-29 6.68

28-29 17.26d

29-30 2.50

GP1C-2RA

28-29 14.63

GP1C-4R

46-47 6.30

GP1C-4RB

46-47 6.60

GP1C-6T1

22-23 13.56

GP1C-12

48-49 16.14

49-50 13.35

GP1C-12B

53-54 12.30

54-55 12.17

GP1C-12C

55-56 12.43

GPWL-119

34-35 19.74

GPWL-119B

38-39 25.89

GPWL-119C

43-44 16.05

45-46 6.59

S1-2

8-9 20.92

18-19 19.37

20-21 15.31

22-23 4.26

23-24 15.34

24-25 18.33

28-29 5.91

33-34 8.39

38-39 19.76

38-39 19.21d

39-40 16.92

40-41 18.02

S2-2

5-6 17.56

19-20 12.91

20-21 4.43

21-22 21.04

22-23 18.86

22-23 23.40d

S5-3

25-26 16.11

25-26 10.64d

28-29 18.57

29-30 15.86

29-30 11.70d

33-34 14.73

S8-1

28-29 8.35

40-41 21.13

44-45 18.61

S12-5

2-3 14.96

12-13 16.25

S13-3

19-20 24.21

29-30 8.06

S13-6

21-22 19.61

21-22 18.35d

39-40 17.79

S14-2

19-20 19.62

29-31 19.89

S14-4

5-6 10.89

28-29 9.40

S14-5

12-13 20.32

60-61 19.26

S14-7

13-14 9.80

39-40 17.51

S15-2

24-25 18.56

43-44 20.70

S16-3

6-7 19.67

11-12 23.22

11-12 22.68d

S16-6

6-7 21.65

21-22 17.28

S1C-6

19-20 21.23

24-25 15.96

25-26 3.98

26-27 6.00

1D-1S

7-9 13.26

24-27 3.57

1D-2S

20-23 16.01

27-30 12.33

36-37 17.35

1D-3S

28-29 11.57

41-43 8.48

41-43 4.61d

1D-4S

61-62 19.26

64-65 14.95

1D-5S

51-52 14.65

63-64 15.45

1D-6S

80-81 3.51

85-86 12.49

1D-7S

84-85 27.91

93-94 13.95

1D-8S

75-76 10.72

90-91 15.56

1D-9S

78-79 1.20

88-89 6.90

99-100 15.42

1D-10S

46-49 21.02

74-76 10.62

1D-11S

85-86 8.30

87-88 5.27

1D-12S

61-62 3.13

74-75 12.19

1D-13S

85-86 18.47

93-94 7.38

1D-14S

54-56 2.17

82-84 14.30

1D-15S

77-80 12.23

85-86 2.59

1D-16S

50-51 9.09

59-61 16.81

59-61 17.00d

1D-17S

30-31 13.36

33-36 14.54

1D-18S

13-14 4.69

38-41 1.93

44-46 21.68

1D-19S

61-63 18.55

61-63 17.62d

1D-20S

80-81 1.72

80-81 1.97d

89-90 19.5

SWL-119

1-2 9.36

5-6 15.65

9-10 19.55

9-10 18.66d

20-21 16.52

40-41 4.08

41-42 23.61

51-52 16.33

SCALE IN FEET

500 100

LEGEND

Sample Depth

Intervals

Boring No.

1D-13S

85-86 18.47

93-94 7.38

ND - Non-detect

PVC series – NRC borings

Phase 1A GCPT Soundings

Phase 1B GCPT Soundings

Phase 1D GCPT Soundings

Phase 1C Sonic Borings

Phase 1D Sonic Borings

WL series – RI borings

(1995 RI borings done by McLaren Hart)

Phase 1C Percussion Geoprobe Borings

Page 8: EPA's Web Archive - West Lake OU-1 Waste Disposal Area ......S-5 D-3 1D-2S 1D-3S 1D-5S 1D-7S 1D-9A 1D-17S 1D-15S 1D-20S 1D-9S 1D-6S 1D-11S 1D-8S 1D-13S 1D-19S 1D-12S OU-1 WASTE DISPOSAL

GCPT9-3

GCPT9-4

PZ-100-KS

PZ-100-SD

PZ-100-SS

PZ-101-SS

PZ-111-KS

PZ-111-SD

PZ-113-SS

PZ-115-SS

PZ-200-SS

PZ-208-SS

D-85

I-68

PZ-113-AD

PZ-112-AS

PZ-113-AS

PZ-114-AS

PZ-207-AS

S-84

1D-1

1D-2

1D-3

1D-17

1D-17A

1D-5

1D-16A

1D-16

1D-18

1D-15

1D-7

1D-9A

1D-9

1D-61D-11A

1D-11

1D-8

1D-8A

1D-14

1D-13B

1D-13A

1D-13

1D-13C

1D-12

1D-10

1D-4

1D-1S

I-4

S-5

D-3

1D-2S

1D-3S

1D-17S

1D-5S

1D-7S

1D-15S

1D-20S

1D-19S

1D-9S

1D-11S1D-6S

1D-4S

1D-8S

1D-14S

1D-13S

1D-12S

OU-1WASTE

DISPOSALAREA 1

1D-10S

1D-18S

1D-16S

D-14

1D-18A

GPWL-119

GPWL-119B

GP8-1B

GP8-1

GPWL-119C

GP1C-12

GP1C-12C

GP1C-12B

GP1C-4R

GP1C-4RB

GP1C-6T1

GP1C-2RA

GP1-2

GP2-3

GP2-2

GCPT13-4S

S1-2

S2-2

S5-3

S8-1

S8-1A

S12-5

S13-3

S13-6

S14-2

S14-4

S14-5

S14-7

S15-2

S15-2AS16-3

S16-6

S1C-6

SWL-119

GCPT13-5S

GCPT13-7S

GCPT14-3S

GCPT14-6S

GCPT1C-12

GCPT1C-2R

GCPT1C-4R

GCPT1C-6

GCPT1C-6T1

GCPT1C-6T

GCPT2-2C

PVC-24

PVC-25

PVC-26

PVC-27

PVC-28

GCPT5-5

PVC-29

PVC-36

PVC-37

PVC-38

WL-101

GCPT6-6

WL-102

WL-103

WL-104

WL-105B

WL-106

WL-106A

WL-107

WL-108

WL-109A

WL-109B

WL-109C

WL-109D

WL-110

WL-111

WL-112

WL-113

WL-114

WL-115

WL-116

PVC-25R

WL-117

WL-118

WL-120

GCPT5-6

WL-121

WL-122

WL-123

WL-124

PVC-41

WL-105A

WL-105C

WL-119

GCPT14-5S

GCPT13-6S

GCPT28

GCPT10-1

GCPT10-2

10-3

10-3A

10-4

10-4A

GCPT108

GCPT1-1

GCPT111

GCPT11-1

GCPT111A

GCPT11-2

GCPT11-3

GCPT11-4

GCPT119

GCPT1-1A

GCPT1-2

GCPT12-1

GCPT12-2

GCPT12-3

GCPT12-4

GCPT12-5

GCPT12-6

GCPT13-1

GCPT13-2GCPT13-2A

GCPT13-3

GCPT13-4

GCPT13-5

GCPT13-6

GCPT13-7

GCPT14-1

GCPT14-2

GCPT14-3

GCPT14-4

GCPT14-5

GCPT14-6

GCPT14-7

GCPT15-1

GCPT15-2

GCPT15-3

GCPT15-4

GCPT15-5

GCPT15-6

GCPT15-7

GCPT15-8

GCPT16-1

GCPT16-2

GCPT16-3

GCPT16-4

GCPT16-5

GCPT16-6

GCPT16-7

GCPT16-8

GCPT1C-1

GCPT1C-10

GCPT1C-11

GCPT1C-13

GCPT1C-1A

GCPT1C-2

GCPT1C-3

GCPT1C-4

GCPT1C-5

GCPT1C-7

GCPT1C-8

GCPT1C-9

GCPT2-1

GCPT2-2

GCPT2-2A

GCPT2-2B

GCPT2-3

GCPT2-4

GCPT25

GCPT28A

GCPT3-1A

GCPT3-2

GCPT36

GCPT4-1

GCPT4-2

GCPT5-1

GCPT5-2

GCPT5-3

GCPT5-4

GCPT5-4A

GCPT6-2

GCPT6-3

GCPT6-4

GCPT6-5

GCPT7-1

GCPT7-2

GCPT7-3

GCPT8-1

GCPT9-1

GCPT9-2

GCPT9-3A

GCPT2-3A

GCPT3-1

GCPT1C-5A

APPROXIMATEEDGE OFREFUSE

Engineering Management Support, Inc.EMSI

West Lake Landfill Superfund Site

Figure 12a

SCALE IN FEET

0 12060

1971 Topography

with Phase 1 Investigation

PVC series – NRC borings

Phase 1C Sonic Borings

Legend

WL series – RI borings (1995 RI

borings done by McLaren Hart)

Phase 1C Percussion Geoprobe Borings

Phase 1D GCPT Soundings

Phase 1D Sonic Borings

Alluvium Groundwater Well

Bedrock Groundwater Well

Phase 1A GCPT Soundings

Phase 1B GCPT Soundings

Page 9: EPA's Web Archive - West Lake OU-1 Waste Disposal Area ......S-5 D-3 1D-2S 1D-3S 1D-5S 1D-7S 1D-9A 1D-17S 1D-15S 1D-20S 1D-9S 1D-6S 1D-11S 1D-8S 1D-13S 1D-19S 1D-12S OU-1 WASTE DISPOSAL

GCPT9-3

GCPT9-4

PZ-100-KS

PZ-100-SD

PZ-100-SS

PZ-101-SS

PZ-111-KS

PZ-111-SD

PZ-113-SS

PZ-115-SS

PZ-200-SS

PZ-208-SS

D-85

I-68

PZ-113-AD

PZ-112-AS

PZ-113-AS

PZ-114-AS

PZ-207-AS

S-84

1D-1

1D-2

1D-3

1D-17

1D-17A

1D-5

1D-16A

1D-16

1D-18

1D-15

1D-7

1D-9A

1D-9

1D-61D-11A

1D-11

1D-8

1D-8A

1D-14

1D-13B

1D-13A

1D-13

1D-13C

1D-12

1D-10

1D-4

1D-1S

I-4

S-5

D-3

1D-2S

1D-3S

1D-17S

1D-5S

1D-7S

1D-15S

1D-20S

1D-19S

1D-9S

1D-11S1D-6S

1D-4S

1D-8S

1D-14S

1D-13S

1D-12S

OU-1WASTE

DISPOSALAREA 1

1D-10S

1D-18S

1D-16S

D-14

1D-18A

GPWL-119

GPWL-119B

GP8-1B

GP8-1

GPWL-119C

GP1C-12

GP1C-12C

GP1C-12B

GP1C-4R

GP1C-4RB

GP1C-6T1

GP1C-2RA

GP1-2

GP2-3

GP2-2

GCPT13-4S

S1-2

S2-2

S5-3

S8-1

S8-1A

S12-5

S13-3

S13-6

S14-2

S14-4

S14-5

S14-7

S15-2

S15-2AS16-3

S16-6

S1C-6

SWL-119

GCPT13-5S

GCPT13-7S

GCPT14-3S

GCPT14-6S

GCPT1C-12

GCPT1C-2R

GCPT1C-4R

GCPT1C-6

GCPT1C-6T1

GCPT1C-6T

GCPT2-2C

PVC-24

PVC-25

PVC-26

PVC-27

PVC-28

GCPT5-5

PVC-29

PVC-36

PVC-37

PVC-38

WL-101

GCPT6-6

WL-102

WL-103

WL-104

WL-105B

WL-106

WL-106A

WL-107

WL-108

WL-109A

WL-109B

WL-109C

WL-109D

WL-110

WL-111

WL-112

WL-113

WL-114

WL-115

WL-116

PVC-25R

WL-117

WL-118

WL-120

GCPT5-6

WL-121

WL-122

WL-123

WL-124

PVC-41

WL-105A

WL-105C

WL-119

GCPT14-5S

GCPT13-6S

GCPT28

GCPT10-1

GCPT10-2

10-3

10-3A

10-4

10-4A

GCPT108

GCPT1-1

GCPT111

GCPT11-1

GCPT111A

GCPT11-2

GCPT11-3

GCPT11-4

GCPT119

GCPT1-1A

GCPT1-2

GCPT12-1

GCPT12-2

GCPT12-3

GCPT12-4

GCPT12-5

GCPT12-6

GCPT13-1

GCPT13-2GCPT13-2A

GCPT13-3

GCPT13-4

GCPT13-5

GCPT13-6

GCPT13-7

GCPT14-1

GCPT14-2

GCPT14-3

GCPT14-4

GCPT14-5

GCPT14-6

GCPT14-7

GCPT15-1

GCPT15-2

GCPT15-3

GCPT15-4

GCPT15-5

GCPT15-6

GCPT15-7

GCPT15-8

GCPT16-1

GCPT16-2

GCPT16-3

GCPT16-4

GCPT16-5

GCPT16-6

GCPT16-7

GCPT16-8

GCPT1C-1

GCPT1C-10

GCPT1C-11

GCPT1C-13

GCPT1C-1A

GCPT1C-2

GCPT1C-3

GCPT1C-4

GCPT1C-5

GCPT1C-7

GCPT1C-8

GCPT1C-9

GCPT2-1

GCPT2-2

GCPT2-2A

GCPT2-2B

GCPT2-3

GCPT2-4

GCPT25

GCPT28A

GCPT3-1A

GCPT3-2

GCPT36

GCPT4-1

GCPT4-2

GCPT5-1

GCPT5-2

GCPT5-3

GCPT5-4

GCPT5-4A

GCPT6-2

GCPT6-3

GCPT6-4

GCPT6-5

GCPT7-1

GCPT7-2

GCPT7-3

GCPT8-1

GCPT9-1

GCPT9-2

GCPT9-3A

GCPT2-3A

GCPT3-1

GCPT1C-5A

APPROXIMATEEDGE OFREFUSE

Engineering Management Support, Inc.EMSI

West Lake Landfill Superfund Site

Figure 12b

SCALE IN FEET

0 12060

1971 Aerial

with Phase 1 Investigation

PVC series – NRC borings

Phase 1C Sonic Borings

Legend

WL series – RI borings (1995 RI

borings done by McLaren Hart)

Phase 1C Percussion Geoprobe Borings

Phase 1D GCPT Soundings

Phase 1D Sonic Borings

Alluvium Groundwater Well

Bedrock Groundwater Well

Phase 1A GCPT Soundings

Phase 1B GCPT Soundings

Page 10: EPA's Web Archive - West Lake OU-1 Waste Disposal Area ......S-5 D-3 1D-2S 1D-3S 1D-5S 1D-7S 1D-9A 1D-17S 1D-15S 1D-20S 1D-9S 1D-6S 1D-11S 1D-8S 1D-13S 1D-19S 1D-12S OU-1 WASTE DISPOSAL

GCPT9-3

GCPT9-4

PZ-100-KS

PZ-100-SD

PZ-100-SS

PZ-101-SS

PZ-111-KS

PZ-111-SD

PZ-113-SS

PZ-115-SS

PZ-200-SS

PZ-208-SS

D-85

I-68

PZ-113-AD

PZ-112-AS

PZ-113-AS

PZ-114-AS

PZ-207-AS

S-84

1D-1

1D-2

1D-3

1D-17

1D-17A

1D-5

1D-16A

1D-16

1D-18

1D-15

1D-7

1D-9A

1D-9

1D-61D-11A

1D-11

1D-8

1D-8A

1D-14

1D-13B

1D-13A

1D-13

1D-13C

1D-12

1D-10

1D-4

1D-1S

I-4

S-5

D-3

1D-2S

1D-3S

1D-17S

1D-5S

1D-7S

1D-15S

1D-20S

1D-19S

1D-9S

1D-11S1D-6S

1D-4S

1D-8S

1D-14S

1D-13S

1D-12S

OU-1WASTE

DISPOSALAREA 1

1D-10S

1D-18S

1D-16S

D-14

1D-18A

GPWL-119

GPWL-119B

GP8-1B

GP8-1

GPWL-119C

GP1C-12

GP1C-12C

GP1C-12B

GP1C-4R

GP1C-4RB

GP1C-6T1

GP1C-2RA

GP1-2

GP2-3

GP2-2

GCPT13-4S

S1-2

S2-2

S5-3

S8-1

S8-1A

S12-5

S13-3

S13-6

S14-2

S14-4

S14-5

S14-7

S15-2

S15-2AS16-3

S16-6

S1C-6

SWL-119

GCPT13-5S

GCPT13-7S

GCPT14-3S

GCPT14-6S

GCPT1C-12

GCPT1C-2R

GCPT1C-4R

GCPT1C-6

GCPT1C-6T1

GCPT1C-6T

GCPT2-2C

PVC-24

PVC-25

PVC-26

PVC-27

PVC-28

GCPT5-5

PVC-29

PVC-36

PVC-37

PVC-38

WL-101

GCPT6-6

WL-102

WL-103

WL-104

WL-105B

WL-106

WL-106A

WL-107

WL-108

WL-109A

WL-109B

WL-109C

WL-109D

WL-110

WL-111

WL-112

WL-113

WL-114

WL-115

WL-116

PVC-25R

WL-117

WL-118

WL-120

GCPT5-6

WL-121

WL-122

WL-123

WL-124

PVC-41

WL-105A

WL-105C

WL-119

GCPT14-5S

GCPT13-6S

GCPT28

GCPT10-1

GCPT10-2

10-3

10-3A

10-4

10-4A

GCPT108

GCPT1-1

GCPT111

GCPT11-1

GCPT111A

GCPT11-2

GCPT11-3

GCPT11-4

GCPT119

GCPT1-1A

GCPT1-2

GCPT12-1

GCPT12-2

GCPT12-3

GCPT12-4

GCPT12-5

GCPT12-6

GCPT13-1

GCPT13-2GCPT13-2A

GCPT13-3

GCPT13-4

GCPT13-5

GCPT13-6

GCPT13-7

GCPT14-1

GCPT14-2

GCPT14-3

GCPT14-4

GCPT14-5

GCPT14-6

GCPT14-7

GCPT15-1

GCPT15-2

GCPT15-3

GCPT15-4

GCPT15-5

GCPT15-6

GCPT15-7

GCPT15-8

GCPT16-1

GCPT16-2

GCPT16-3

GCPT16-4

GCPT16-5

GCPT16-6

GCPT16-7

GCPT16-8

GCPT1C-1

GCPT1C-10

GCPT1C-11

GCPT1C-13

GCPT1C-1A

GCPT1C-2

GCPT1C-3

GCPT1C-4

GCPT1C-5

GCPT1C-7

GCPT1C-8

GCPT1C-9

GCPT2-1

GCPT2-2

GCPT2-2A

GCPT2-2B

GCPT2-3

GCPT2-4

GCPT25

GCPT28A

GCPT3-1A

GCPT3-2

GCPT36

GCPT4-1

GCPT4-2

GCPT5-1

GCPT5-2

GCPT5-3

GCPT5-4

GCPT5-4A

GCPT6-2

GCPT6-3

GCPT6-4

GCPT6-5

GCPT7-1

GCPT7-2

GCPT7-3

GCPT8-1

GCPT9-1

GCPT9-2

GCPT9-3A

GCPT2-3A

GCPT3-1

GCPT1C-5A

APPROXIMATEEDGE OFREFUSE

Engineering Management Support, Inc.EMSI

West Lake Landfill Superfund Site

Figure 13a

SCALE IN FEET

0 12060

1975 Topography

with Phase 1 Investigation

PVC series – NRC borings

Phase 1C Sonic Borings

Legend

WL series – RI borings (1995 RI

borings done by McLaren Hart)

Phase 1C Percussion Geoprobe Borings

Phase 1D GCPT Soundings

Phase 1D Sonic Borings

Alluvium Groundwater Well

Bedrock Groundwater Well

Phase 1A GCPT Soundings

Phase 1B GCPT Soundings

Page 11: EPA's Web Archive - West Lake OU-1 Waste Disposal Area ......S-5 D-3 1D-2S 1D-3S 1D-5S 1D-7S 1D-9A 1D-17S 1D-15S 1D-20S 1D-9S 1D-6S 1D-11S 1D-8S 1D-13S 1D-19S 1D-12S OU-1 WASTE DISPOSAL

GCPT9-3

GCPT9-4

PZ-100-KS

PZ-100-SD

PZ-100-SS

PZ-101-SS

PZ-111-KS

PZ-111-SD

PZ-113-SS

PZ-115-SS

PZ-200-SS

PZ-208-SS

D-85

I-68

PZ-113-AD

PZ-112-AS

PZ-113-AS

PZ-114-AS

PZ-207-AS

S-84

1D-1

1D-2

1D-3

1D-17

1D-17A

1D-5

1D-16A

1D-16

1D-18

1D-15

1D-7

1D-9A

1D-9

1D-61D-11A

1D-11

1D-8

1D-8A

1D-14

1D-13B

1D-13A

1D-13

1D-13C

1D-12

1D-10

1D-4

1D-1S

I-4

S-5

D-3

1D-2S

1D-3S

1D-17S

1D-5S

1D-7S

1D-15S

1D-20S

1D-19S

1D-9S

1D-11S1D-6S

1D-4S

1D-8S

1D-14S

1D-13S

1D-12S

OU-1WASTE

DISPOSALAREA 1

1D-10S

1D-18S

1D-16S

D-14

1D-18A

GPWL-119

GPWL-119B

GP8-1B

GP8-1

GPWL-119C

GP1C-12

GP1C-12C

GP1C-12B

GP1C-4R

GP1C-4RB

GP1C-6T1

GP1C-2RA

GP1-2

GP2-3

GP2-2

GCPT13-4S

S1-2

S2-2

S5-3

S8-1

S8-1A

S12-5

S13-3

S13-6

S14-2

S14-4

S14-5

S14-7

S15-2

S15-2AS16-3

S16-6

S1C-6

SWL-119

GCPT13-5S

GCPT13-7S

GCPT14-3S

GCPT14-6S

GCPT1C-12

GCPT1C-2R

GCPT1C-4R

GCPT1C-6

GCPT1C-6T1

GCPT1C-6T

GCPT2-2C

PVC-24

PVC-25

PVC-26

PVC-27

PVC-28

GCPT5-5

PVC-29

PVC-36

PVC-37

PVC-38

WL-101

GCPT6-6

WL-102

WL-103

WL-104

WL-105B

WL-106

WL-106A

WL-107

WL-108

WL-109A

WL-109B

WL-109C

WL-109D

WL-110

WL-111

WL-112

WL-113

WL-114

WL-115

WL-116

PVC-25R

WL-117

WL-118

WL-120

GCPT5-6

WL-121

WL-122

WL-123

WL-124

PVC-41

WL-105A

WL-105C

WL-119

GCPT14-5S

GCPT13-6S

GCPT28

GCPT10-1

GCPT10-2

10-3

10-3A

10-4

10-4A

GCPT108

GCPT1-1

GCPT111

GCPT11-1

GCPT111A

GCPT11-2

GCPT11-3

GCPT11-4

GCPT119

GCPT1-1A

GCPT1-2

GCPT12-1

GCPT12-2

GCPT12-3

GCPT12-4

GCPT12-5

GCPT12-6

GCPT13-1

GCPT13-2GCPT13-2A

GCPT13-3

GCPT13-4

GCPT13-5

GCPT13-6

GCPT13-7

GCPT14-1

GCPT14-2

GCPT14-3

GCPT14-4

GCPT14-5

GCPT14-6

GCPT14-7

GCPT15-1

GCPT15-2

GCPT15-3

GCPT15-4

GCPT15-5

GCPT15-6

GCPT15-7

GCPT15-8

GCPT16-1

GCPT16-2

GCPT16-3

GCPT16-4

GCPT16-5

GCPT16-6

GCPT16-7

GCPT16-8

GCPT1C-1

GCPT1C-10

GCPT1C-11

GCPT1C-13

GCPT1C-1A

GCPT1C-2

GCPT1C-3

GCPT1C-4

GCPT1C-5

GCPT1C-7

GCPT1C-8

GCPT1C-9

GCPT2-1

GCPT2-2

GCPT2-2A

GCPT2-2B

GCPT2-3

GCPT2-4

GCPT25

GCPT28A

GCPT3-1A

GCPT3-2

GCPT36

GCPT4-1

GCPT4-2

GCPT5-1

GCPT5-2

GCPT5-3

GCPT5-4

GCPT5-4A

GCPT6-2

GCPT6-3

GCPT6-4

GCPT6-5

GCPT7-1

GCPT7-2

GCPT7-3

GCPT8-1

GCPT9-1

GCPT9-2

GCPT9-3A

GCPT2-3A

GCPT3-1

GCPT1C-5A

APPROXIMATEEDGE OFREFUSE

Engineering Management Support, Inc.EMSI

West Lake Landfill Superfund Site

Figure 13b

SCALE IN FEET

0 12060

1975 Aerial

with Phase 1 Investigation

PVC series – NRC borings

Phase 1C Sonic Borings

Legend

WL series – RI borings (1995 RI

borings done by McLaren Hart)

Phase 1C Percussion Geoprobe Borings

Phase 1D GCPT Soundings

Phase 1D Sonic Borings

Alluvium Groundwater Well

Bedrock Groundwater Well

Phase 1A GCPT Soundings

Phase 1B GCPT Soundings

Page 12: EPA's Web Archive - West Lake OU-1 Waste Disposal Area ......S-5 D-3 1D-2S 1D-3S 1D-5S 1D-7S 1D-9A 1D-17S 1D-15S 1D-20S 1D-9S 1D-6S 1D-11S 1D-8S 1D-13S 1D-19S 1D-12S OU-1 WASTE DISPOSAL

SONIC 8-1A

1D-1

WL-118

PVC-26

PVC-27

GCPT 25

PVC-25

WL-103

PVC-38

GCPT 12-1

PVC-36GCPT 36

PCV-24

1D-2

WL-124

1D-3

WL-116

WL-108

PVC-37

PVC-28

GCPT 28

GCPT 13-1

GCPT 13-2 GCPT 13-2A

SONIC 15-2A

GCPT 15-2

GCPT 15-3

GCPT 15-4

GCPT 15-5

GCPT 15-6

GCPT 15-7

GCPT 15-8

WL-120

GCPT 13-7S

GCPT 13-7

GCPT 14-6S

GCPT 14-6

GCPT 14-5S

GCPT 14-5

GCPT 13-5

GCPT 111

GCPT 111A

PVC-29

PVC-41

GCPT 13-6S

GCPT 13-6

GCPT 12-6

GCPT 13-3

GCPT 14-2

GCPT 14-4

GCPT 10-3A

GCPT 10-3

GCPT 10-4

GCPT 9-3

GCPT 6-4

GCPT 5-4

GCPT 5-3

GCPT 119

GP 1WL-119B

GP 1WL-119C

GP 1WL-119

GCPT 8-1

GP 8-1 GP 8-1B

1D-12

1D-10

1D-17

1D-17A

GCPT 1-1

GCPT 2-2

GP 2-2

GCPT 2-2B

GCPT 2-2A

GP 1-2

GCPT 1C-1

GCPT 1C-1A

WL-123

GCPT 2-3A

GP 2-3

GCPT 1C-2

GP 1C-2RA

GCPT 1C-6

GCPT 1C-6T

GCPT 1C-6T1

GP 1C-6T1

GP 1C-4RB

GP 1C-4R

GCPT 1C-4R

GP 1C-12B

GP 1C-12C

GCPT 1C-11

1D-4

GCPT 1C-10

WL-122

1D-6

1D-81D-8A

WL-121

1D-13B

1D-13A

1D-13

1D-13C

1D-14

1D-11

1D-11A

1D-9

1D-9A

1D-7

1D-15

1D-5

1D-16A

1D-16

1D-18

1D-18A

APPROXIMATEEDGE OFREFUSE

Engineering Management Support, Inc.EMSI

West Lake Landfill Superfund Site

Figure 14

SCALE IN FEET

0 12060

NOTES:

The Bottom Of Waste Elevations Were Determined From Core Samples

And Should Be Considered Approximate. Actual Elevations May Very.

All Locations And Elevations Are Approximate

All Elevations Are Above Mean Sea Level (amsl)

Boring Locations Used To Identify

Bottom Of Waste

OU-1 Waste Disposal Area 1

Bottom of Waste (10' Contour)

Bottom of Waste (2' Contour)

Fence

LEGEND

Boring Locations Not Used To Identify

Bottom Of Waste

Bottom of Waste Contours

OU-1 Waste Disposal Area 1