Appendix 2–1. Riffle cross-section survey data - USGS · 2009. 9. 24. · Appendix 2–1. Riffle...

Appendix 2–1. Riffle cross-section survey data

Tables 2–1–1 through 2–1–37—Riffle cross-section survey data used for regional curve development and bankfull discharge estimation at U.S. Geological Survey streamgage stations:

2–1–1. 04033000 Middle Branch Ontonagon River near Paulding, Michigan (riffle cross-section at 90 feet from top of longitudinal profile) 2–1–2. 04046000 Black River near Garnet, Michigan (riffle cross-section at 426 feet from top of longitudinal profile) 2–1–3. 04096015 Galien River near Sawyer, Michigan (riffle cross-section at 741.5 feet from top of longitudinal profile) 2–1–4. 04096340 St. Joseph River at Clarendon, Michigan (riffle cross-section at 0 feet from top of longitudinal profile) 2–1–5. 04096400 St. Joseph River near Burlington, Michigan (riffle cross-section at 1,047.5 feet from top of longitudinal profile) 2–1–6. 04096405 St. Joseph River at Burlington, Michigan (riffle cross-section at 412 feet from top of longitudinal profile) 2–1–7. 04096515 South Branch Hog Creek near Allen, Michigan (riffle cross-section at 793 feet from top of longitudinal profile) 2–1–8. 04096600 Coldwater River near Hodunk, Michigan (riffle cross-section at 1,291 feet from top of longitudinal profile) 2–1–9. 04097170 Portage River at W Avenue near Vicksburg, Michigan (riffle cross-section at 752 feet from top of longitudinal profile) 2–1–10. 04097370 Flowerfield Creek near Flowerfield, Michigan (riffle cross-section at 8 feet from top of longitudinal profile) 2–1–11. 04097540 Prairie River near Nottawa, Michigan (riffle cross-section at 159.2 feet from top of longitudinal profile) 2–1–12. 04102776 Middle Branch Black River near South Haven, Michigan (riffle cross-section at 347 feet from top of longitudinal profile) 2–1–13. 04103010 Kalamazoo River near Marengo, Michigan (riffle cross-section at 949 feet from top of longitudinal profile) 2–1–14. 04104945 Wanadoga Creek near Battle Creek, Michigan (riffle cross-section at 1,551 feet from top of longitudinal profile) 2–1–15. 04105700 Augusta Creek near Augusta, Michigan (riffle cross-section at 91 feet from top of longitudinal profile) 2–1–16. 04108600 Rabbit River near Hopkins, Michigan (riffle cross-section at 0 feet from top of longitudinal profile) 2–1–17. 04111379 Red Cedar River near Williamston, Michigan (riffle cross-section at 539.5 feet from top of longitudinal profile) 2–1–18. 04111500 Deer Creek near Dansville, Michigan (riffle cross-section at 106 feet from top of longitudinal profile) 2–1–19. 04114498 Looking Glass River near Eagle, Michigan (riffle cross-section at 918 feet from top of longitudinal profile) 2–1–20. 04117500 Thornapple River near Hastings, Michigan (riffle cross-section at 1,567 feet from top of longitudinal profile) 2–1–21. 04122230 North Branch Pentwater River near Pentwater, Michigan (riffle cross-section at 447 feet from top of longitudinal profile) 2–1–22. 04123000 Big Sable River near Freesoil, Michigan (riffle cross-section at 854 feet from top of longitudinal profile) 2–1–23. 04124500 East Branch Pine River near Tustin, Michigan (riffle cross-section at 570 feet from top of longitudinal profile) 2–1–24. 04125460 Pine River at High School Bridge near Hoxeyville, Michigan (riffle cross-section at 323 feet from top of longitudinal profile) 2–1–25. 04128000 Sturgeon River near Wolverine, Michigan (riffle cross-section at 445 feet from top of longitudinal profile) 2–1–26. 04129500 Pigeon River at Afton, Michigan (riffle cross-section at 0 feet from top of longitudinal profile) 2–1–27. 04135700 South Branch Au Sable River near Luzerne, Michigan (riffle cross-section at 732.5 feet from top of longitudinal profile) 2–1–28. 04146063 South Branch Flint River near Columbiaville, Michigan (riffle cross-section at 179 feet from top of longitudinal profile) 2–1–29. 04150500 Cass River at Cass City, Michigan (riffle cross-section at 0 feet from top of longitudinal profile) 2–1–30. 04159900 Mill Creek near Avoca, Michigan (riffle cross-section at 183 feet from top of longitudinal profile) 2–1–31. 04160600 Belle River at Memphis, Michigan (riffle cross-section at 580 feet from top of longitudinal profile) 2–1–32. 04160800 Sashabaw Creek near Drayton Plains, Michigan (riffle cross-section at 366 feet from top of longitudinal profile) 2–1–33. 04161580 Stony Creek near Romeo, Michigan (riffle cross-section at 226 feet from top of longitudinal profile) 2–1–34. 04161760 West Branch Stony Creek near Washington, Michigan (riffle cross-section at 15 feet from top of longitudinal profile) 2–1–35. 04164050 North Branch Clinton River at 33 Mile Road near Romeo, Michigan (riffle cross-section at 869 feet from top of longitudinal profile) 2–1–36. 04164150 North Branch Clinton River near Meade, Michigan (riffle cross-section at 1,405 feet from top of longitudinal profile) 2–1–37. 04172500 Portage River at Tiplady Road near Pinckney, Michigan (riffle cross-section at 574 feet from top of longitudinal profile)

Table 2–1–1. 04033000 Middle Branch Ontonagon River near Paulding, Michigan (riffle cross-section at 90 feet from top of longitudinal profile).

[ft, foot; elevations are relative to streamgage datum]

Distance from left-end pin (ft) Elevation (ft) Comment 0 113.56 Left-end pin 0 113.38 Ground at left-end pin 1 113.11 3 112.55 5 112.04 7 111.82 9 111.76

11 111.8 13 111.75 15 111.63 17 111.42 19 111.13 20 111.08 Field-determined bankfull 21 110.74 22 110.41 23 110.01 24 109.47 25 108.71 26 108.37 27 107.92 28 107.76 29 107.31 30 107.03 31 106.86 32 106.67

32.5 106.58 Left edge of water 33 106.29 Silt 34 105.13 Silt 35 104.92 Silt/sand 36 105.04 Sand 38 104.94 Sand/gravel 40 105.08 Gravel 41 105.1 Gravel 43 105.08 Gravel 45 105.49 Gravel/boulder 47 105.61 Boulder/gravel 49 105.73 Gravel 51 105.78 Gravel 53 106 Boulder 55 105.97 Cobble 57 105.81 Cobble 59 105.91 Cobble

Appendix 2-1. Riffle cross-section survey data 105

Table 2–1–1. 04033000 Middle Branch Ontonagon River near Paulding, Michigan (riffle cross-section at 90 feet from top of longitudinal profile).—Continued


Distance from left-end pin (ft) Elevation (ft) Comment 61 105.78 Cobble 63 105.88 Boulder 65 106.95 Boulder, out of water 67 106.41 Boulder 69 106.1 Gravel/boulder 71 106.51 Boulder 73 106.89 Boulder 74 105.87 Gravel 75 105.81 Boulder 76 105.94 Cobble 77 105.96 Boulder 78 105.62 Gravel 79 105.65 Gravel/cobble/boulder 80 107.08 Boulder, out of water 81 107.49 Boulder, out of water 82 107.19 Boulder, out of water 83 105.55 Gravel 85 105.55 Gravel

86.5 105.62 Sand/gravel interface 88 105.63 Sand 90 105.94 Silt 91 106.6 Right edge of water 92 106.67 93 108.32 94 108.64 95 108.87 Bankfull 96 108.95 97 109.02 98 109.26 99 109.53

100 110.38 101 111.04 Field-determined bankfull 102 111.39 103 111.7 104 112.11 105 112.48 106 113.13 108 113.71 111 114.11 113 114.19 116 114.29 Ground at right-end pin 116 114.47 Right-end pin

106 Estimated Bankfull Discharge and Characteristics in Selected Michigan Rivers

Table 2–1–2. 04046000 Black River near Garnet, Michigan (riffle cross-section at 426 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 100.35 Top of left-end pin 0 100.22 Ground at left-end pin 1 99.92 3 99.07 4 98.42 5 97.94 6 97.58 8 97.25 9 96.75

10 96.32 11 96.1 Left end edge of side slough 12 95.75

13 95.62 Left end toe of bank in slough, water surface of slough

14.5 95.32 14.7 95.24 15 95.18 Thalweg of slough

15.2 95.24

15.3 95.26 Right bank toe of bank in slough, water surface of slough

16 95.52 17 95.63 18 95.82 20 96.34 21 96.35 Top of right bank of slough 23 96.36 24 96.39 26 96.41

27.2 96.38 29 96.06 30 96.31 31 96.65 32 97.01 Bankfull 34 96.95 At base of poplar tree 36 96.37 At roots of poplar tree 38 95.83 39 95.36 40 95.31 Rock at base of bank 41 94.99 Rock at base of bank, at toe of bank

41.5 94.87 Left edge of water 41.7 94.74 Boulder 42 94.72 Boulder 43 94.84 Boulder

44.2 94.69 Boulder 45.5 94.6 Boulder 46.8 94.82 Out of water on top of boulder


Table 2–1–2. 04046000 Black River near Garnet, Michigan (riffle cross-section at 426 feet from top of longitudinal profile).—Continued


Distance from left-end pin (ft) Elevation (ft) Comment 47 93.77 Cobble, at base of boulder 49 93.76 Cobble 50 94 Cobble

51.5 94.14 Cobble 53 94.06 Cobble

54.5 94.52 Cobble 55.5 94.3 Cobble 56.5 94.46 Cobble 57 94.91 Out of water, between boulder and large cobble

58.4 94.73 At base of large cobble 59.4 94.88 Between two large cobbles 60 94.87 Between two large cobbles

60.2 94.68 Gravel 61.9 94.94 Out of water on large cobble 63 94.87 Gravel

63.6 94.84 Right edge of water 64 95 65 96.43 Right bank edge 66 96.61 On foot trail 68 97.06 Bankfull 69 97.21 71 97.44 73 97.28 74 97.32 75 97.32 77 98.44

78.5 99.06 79.5 99.49 Ground at right-end pin 79.5 99.78 Top of right-end pin


Table 2–1–3. 04096015 Galien River near Sawyer, Michigan (riffle cross-section at 741.5 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 108.66 Left end-pin

0.1 108.55 Ground at Left end-pin 1 108.43 2 108.44 Bankfull 3 108.32 4 107.67 5 106.94

5.6 106.52 6 106.4

6.5 106.27 7.4 105.92 Left edge of water 7.7 105.32 Gravel 8 105.27 Sand/gravel 9 105.1 Sand/gravel

11 105.04 Sand 12 104.95 Sand

13.5 104.95 Sand 15 104.84 Sand

16.5 104.77 Gravel 18 104.8 Gravel 20 104.82 Sand 22 105.19 Sand 23 105.3 Sand 25 105.22 Sand 26 105.22 Sand 28 105.17 Sand 30 105.07 Sand 32 104.99 Sand 34 104.84 Sand 36 104.72 Sand 37 104.73 Sand 38 104.55 Sand 39 104.51 Sand 40 104.54 Silt 41 104.72 Silt/clay 42 104.75 Clay

42.6 104.77 Clay 43 105.75 Undercut bank on clay shelf

43.1 105.89 Right edge of water 43.5 106.18 44.7 107.55 45.1 107.91 45.5 108.19 46 109.21 Right bank


Table 2–1–3. 04096015 Galien River near Sawyer, Michigan (riffle cross-section at 741.5 feet from top of longitudinal profile).—Continued


Distance from left-end pin (ft) Elevation (ft) Comment 48 109.12 50 108.9

51.5 108.7 53 108.65 56 108.54 59 108.44 Bankfull 62 108.38 64 108.47 66 108.54 68 108.59

70.1 108.59 Ground at right-end pin 70.2 108.73 Right-end pin


Table 2–1–4. 04096340 St. Joseph River at Clarendon, Michigan (riffle cross-section at 0 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 107.51 Nonpermanent marker placed in yard 116 ft from

left-edge of water between small pine tree and shed 14 107.01 37 105.23 48 105.53 74 105.78 88 105.98

109 106.64 113 107 Left end 114 106.25 117 104.19 Left edge of water-next to large tree 118 103.74 Root mass 120 102.52 Silt 122 102.52 Silt/gravel interface 128 102.41 Gravel 138 102.25 Gravel 147 102.19 Gravel 152 102.16 Gravel/sand interface 157 102.4 .2 ft sand 163 102.39 .57 ft sand 165 102.08 .44 ft sand/silt interface 168 101.9 .27 ft silt 172 102.13 .61 ft silt 177 102.37 .37 ft silt 180 103.09 .56 ft silt 183 103.64 Silt 184 104.16 Right edge of water 186 104.61 189 104.97 Field-determined bankfull 200 104.48 Bankfull

205.2 104.67 Ground at right-end pin, 21.2 ft from right edge of water next to large silver maple

205.3 104.98 Top of right-end pin 206 111.74


Table 2–1–5. 04096400 St. Joseph River near Burlington, Michigan (riffle cross-section at 1,047.5 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 104.88 Left-end pin

0.1 104.73 Ground at left-end pin 2 104.71 6 104.72 13 105.18 Bankfull 16 105.09 20 104.75 28 104.56 31 104.71 35 104.8 38 105.06 Bankfull 39 104.63 40 104.11 42 103.64 Left end edge of silt flat 49 102.88 Point bar 53 103.12 Top of silt flat 56 102.71 Left edge of water 59 102.42 Sand/silt

62.5 102.22 Sand 65 102.04 Sand 67 102.26 Sand/sand bar 69 101.94 Sand 73 101.91 Sand/gravel

77.8 101.69 Sand/gravel 82 101.66 Sand 84 101.47 Sand 87 101.54 Sand 89 101.46 Sand 93 101.48 Sand/gravel 97 101.35 Sand/gravel

102 101.24 Cobble/gravel 107 101.23 Cobble/gravel 111 101.27 Cobble/gravel 115 101.48 gravel/cobble 118 101.77 Sand/gravel 121 102.21 Sand 122 102.4 Silt/sand

123.8 102.76 Right edge of water 125 103.03

126.4 103.86 127.3 105.23 Bankfull, edge of right bank 131 105.73 133 105.91 135 106.31 137 106.53 140 106.64 Ground at right-end pin

140.1 106.69 Right-end pin


Table 2–1–6. 04096405 St. Joseph River at Burlington, Michigan (riffle cross-section at 412 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 94.98 Small hill terrace is 400 ft south of cross-section 37 94.78 60 94.51

146 94.49 Field-determined bankfull 151 94.69 Ground at left-end pin

151.1 94.91 Top of left-end pin 152 94.63 Bankfull 155 93.98 Left edge of bank

156.8 93.11 Left edge of water/water surface 164 91.89 Gravel 175 91.57 Gravel 185 91.37 Gravel 191 91.24 Gravel/cobble 200 91.24 Sand 211 91.39 Sand/gravel 224 92.22 Sand 227 93.02 Right edge of water/water surface 229 93.91 Right-edge of bank 237 93.61 Bankfull

248.7 93.89 Ground at right-end pin 248.8 94.18 Top of right-end pin 265 93.76 276 95.39 Top of terrace


Table 2–1–7. 04096515 South Branch Hog Creek near Allen, Michigan (riffle cross-section at 793 feet from top of longitudinal profile).



0.1 105.39 Ground at left-end pin 2 104.88 4 104.36 6 103.72 12 102.72 Base of berm adjacent to large concrete rubble 16 102.87 34 102.57 49 102.83 59 102.89 Bankfull

62.3 102.7 Left edge of bank 66 102.12

68.2 101.82 Left edge of water-toe of Left end 70 101.7 Silt 73 100.64 Silt

75.8 100.67 Sand 79 100.56 Gravel 82 100.71 Gravel 87 100.62 Gravel 91 100.69 Gravel 96 100.78 Gravel

101 100.95 Gravel 104.5 101.34 Silt/gravel 106.5 101.79 Right edge of water-toe of right bank 108 102.31

115.5 102.52 131 102.97 139 102.77 146 102.9 149 103.44 Field-determined bankfull 152 103.85 156 104.22 159 104.16 163 104.59



Table 2–1–8. 04096600 Coldwater River near Hodunk, Michigan (riffle cross-section at 1,291 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 106.75 Top of left-end pin 0.1 106.59 Ground at left-end pin 4 106.61 10 106.51 12 106.36 Field-determined bankfull 17 106.2 21 106.07 24 106.13 27 106.02 Top of left bank 28 105.87 29 105.68 30 105.51 Bankfull 32 105.1 33 104.91 34 104.6 35 104.37 36 103.98 37 103.53 38 103.3 Left edge of water 40 103.18 Gravel/cobble 42 102.94 Cobble 46 102.65 Cobble 48 102.52 Cobble 53 102.26 Cobble 55 102.03 Cobble 58 102.24 Cobble 61 102.49 Cobble 66 102.7 Cobble 72 103.03 Cobble 78 102.87 Cobble 83 102.84 Sand/gravel 88 103.07 Sand/gravel—93 ft large tree parallel to

flow 95 102.98 Gravel 100 103.02 Gravel 107 103.02 Gravel 110 102.91 Sand/gravel


Table 2–1–8. 04096600 Coldwater River near Hodunk, Michigan (riffle cross-section at 1,291 feet from top of longitudinal profile).—Continued


Distance from left-end pin (ft) Elevation (ft) Comment 114 102.93 Sand 116 103.4 Right edge of water/edge of right bank 117 103.64 120 105.21 Top of right bank 123 105.47 Bankfull 125 105.47 129 105.44 138 105.62 140 105.61 142 105.43 146 105.35 148 105.45 149.5 105.7 151.5 105.99 153.5 106.42 Field-determined bankfull 155.5 106.8 157.5 107.03 159.5 107.16 163.5 107.53 167.5 107.72 170.5 107.91 174.5 108.12 Ground at right-end pin 174.6 108.22 Top of right-end pin


Table 2–1–9. 04097170 Portage River at W Avenue near Vicksburg, Michigan (riffle cross-section at 752 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 106.05 Top of left-end pin

0.1 105.91 Ground at left-end pin 5 105.82 10 105.63 14 105.2 16 104.89 18 104.7

20.7 104.62 24 104.76 Top of left end 26 104.64 27 104.43 Field-determined bankfull 28 103.99

28.8 103.75 Left end 28.9 103.49 Left edge of water 29.1 103.18 Silt 31 102.94 Silt/sand interface 33 102.79 Gravel 36 102.76 Gravel 40 102.62 Gravel/cobble 45 102.59 Cobble/gravel 50 102.59 Cobble/gravel 55 102.51 Silt over gravel 60 102.49 Silt 65 102.47 Silt 68 102.23 Sand/gravel 72 102.53 Silt

74.5 102.56 Silt 75.6 103.5 Right edge of water 78 104.15 81 104.46 83 104.53 Field-determined bankfull 86 104.28 Bankfull 93 104.32

95.7 104.39 Top of right-end pin 95.8 104.34 Ground at right-end pin


Table 2–1–10. 04097370 Flowerfield Creek near Flowerfield, Michigan (riffle cross-section at 8 feet from top of longitudinal profile).



0.1 104.51 Ground at left-end pin 4 104.62 6 104.88 12 104.73 14 104.4 16 103.83 19 103.23

23.2 102.76 31 102.28 35 102.27 37 102.29 40 102.1 44 101.99 Bankfull

45.5 101.82 47.3 100.96 Left edge of water 47.5 99.91 Silt/sand 50 99.32 Sand 52 99.6 Sand 53 99.7 Sand/gravel 54 99.83 Sand 55 99.95 Sand 56 100.01 Sand 59 100.04 Sand 61 100 Sand

63.2 100.44 Sand/silt 64.5 100.73 Silt 65 100.88 Silt


69.5 101.59 72.5 101.77 77 101.86 Bankfull 83 102.14 91 102.48

98.5 102.58 110 102.8 Ground at right-end pin

110.1 102.92 Right-end pin


Table 2–1–11. 04097540 Prairie River near Nottawa, Michigan (riffle cross-section at 159.2 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 94.21 Ground at left-end pin 6 93.7 9 93.63 14 94.12 25 93.75 33 94.55 Base of dead tree 43 93.67 60 94.54 Field-determined bankfull 69 93.56 Bankfull 83 93.28 Left edge of water 91 92.24

101 92.07 108 91.83 114 91.68 121 91.46 128 91.41 134 91.7 140 92.13 146 93.43 Right edge of water 148 94.6 Field-determined bankfull 150 95.13 153 95.48 157 95.7 162 95.63 168 95.68 172 95.94


Table 2–1–12. 04102776 Middle Branch Black River near South Haven, Michigan (riffle cross-section at 347 feet from top of longitudinal profile).



0.1 106.02 Ground at left-end pin 1 105.99 3 105.97 4 106 Bankfull 5 105.93 6 105.81 7 105.67 8 105.37

8.6 104.73 9 104.44

9.7 104.08 On silt flat 10.3 103.97 On silt flat 11 103.78 On silt flat 12 103.33 On silt flat

12.2 103.15 Left edge of water 12.8 102.46 Sand 14 101.62 Sand 15 101.49 Sand 16 101.46 Sand 17 101.47 Sand 18 101.68 Sand 19 101.67 Sand 20 101.8 Sand 21 101.75 Sand 22 101.65 Sand 23 101.67 Sand 24 101.68 Sand 25 101.71 Sand 26 101.77 Sand 27 101.61 Sand

28.5 101.29 Sand 29 101.16 Sand 30 101.14 Sand 31 101.53 Sand 32 101.59 Sand 33 101.68 Sand 34 101.84 Sand 35 102.05 Sand 36 102.13 Sand 37 102.2 Sand 38 102.28 Sand 39 102.28 Sand 40 102.35 Sand


Table 2–1–12. 04102776 Middle Branch Black River near South Haven, Michigan (riffle cross-section at 347 feet from top of longitudinal profile).—Continued


Distance from left-end pin (ft) Elevation (ft) Comment 42 102.53 Sand 44 102.79 Sand 46 103.09 Sand

46.3 103.13 Right edge of water 47 103.22 On silt flat 48 103.48 On silt flat 49 104.16 50 104.55 51 104.95 52 105.35 53 105.69 54 105.95 Bankfull 55 106.38 56 106.54 57 106.63 59 106.67

61.2 106.67 63 106.62 63 106.78


Table 2–1–13. 04103010 Kalamazoo River near Marengo, Michigan (riffle cross-section at 949 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 93.88

3.6 93.85 5.4 93.79 5.9 93.65 6.4 93.51 6.7 93.44 6.9 93.24 7 93.14 Bankfull

7.3 93 7.6 92.36 Right edge of water 7.7 92.28 8.4 91.93 9.6 91.68

11.4 91.36 17.4 91.27 23.4 91.23 28.4 91.36 32.4 91.51 37.4 91.36 42.4 91.46 47.4 91.52 52.4 91.6 57.4 91.4 63.4 91.32 69.4 91.66 73.4 91.47 77.4 91.36 82.4 91.49 88.4 91.46 94.4 91.22 97.4 90.95 99.4 90.95

101.4 90.62 104.4 91.02 107.4 90.59 110.4 90.43 111.4 90.38 114 90.92 116 91.15 118 91.51 119 91.81 120 92.22

120.2 92.43 Left edge of water 120.21 93.54


Table 2–1–13. 04103010 Kalamazoo River near Marengo, Michigan (riffle cross-section at 949 feet from top of longitudinal profile).—Continued


Distance from left-end pin (ft) Elevation (ft) Comment 120.5 93.47 Bankfull 121 93.67 122 93.82 124 93.62 Ground at left-end pin

124.1 94.23 Top of left-end pin


Table 2–1–14. 04104945 Wanadoga Creek near Battle Creek, Michigan (riffle cross-section at 1,551 feet from top of longitudinal profile).



0.1 89.3 Ground at left-end pin 101 89.38 102 88.98 Bankfull

102.2 88.31 Left edge of water 103 87.51 104 87.37 106 87.35 108 87.35 114 87.27 118 87.47 124 87.5 132 87.44 138 87.55 140 87.57 142 87.32 144 87.53 146 87.95 147 88.4 157 88.37 Right edge of water

157.5 88.71 Bankfull 165 88.67 Ground at right-end pin

165.1 89.26 Top of right-end pin


Table 2–1–15. 04105700 Augusta Creek near Augusta, Michigan (riffle cross-section at 91 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 104.67 Ground at left-end pin 2 104.65 4 104.69 6 104.61

6.7 104.56 7 104.23 9 104.2 Bankfull 10 104.14 11 103.94

11.6 103.75 Left edge of water 12 103.18 13 102.67 14 102.66 15 102.51 16 102.46 18 102.43 Thalweg 21 102.62 23 102.77 25 102.7 27 102.6 29 102.64 31 102.79 32 102.92 33 103.09

33.5 103.21 Right edge of water 33.6 104.38 Bankfull 34 104.59 35 104.93 37 105.06 39 105.13

41.1 105.03


Table 2–1–16. 04108600 Rabbit River near Hopkins, Michigan (riffle cross-section at 0 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 107.52 Left-end pin 0 107.98 Ground at left-end pin 2 106.77 4 106.59 6 106.47 8 106.31 10 106.18 12 106.13 15 106.22 18 106.37 21 106.41 24 105.56 28 104.62 Left end

28.5 102.8 Left edge of water 30 102.18 32 101.34 34 101.46 36 101.34 38 101.28 40 101.38 42 101.39 44 101.38 46 101.57 48 101.58 50 101.67 52 101.82 54 101.87 56 101.92 58 101.95 60 102.15 62 102.88 Right edge of water 63 103.47 65 104.02 67 104.68 69 104.96 72 105.14 74 105.23 76 105.38 78 105.62 82 106.11 Bankfull 86 105.88 92 105.57 97 104.87

103 105.59 Ground next to right-end pin 103 106.07 Right-end pin


Table 2–1–17. 04111379 Red Cedar River near Williamston, Michigan (riffle cross-section at 539.5 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 106.25 Left-end pin 0 106.14 Ground at left-end pin 4 106.13 9 106.21 13 106.05 15 105.71 17 105.35 20 105.25 25 105.44 30 105.18 35 105.3 40 105.22 43 105.26 45 105.39 48 105.79 49 105.95 Field-determined bankfull 50 106.13 51 106.25 52 106.28 53 106.05 On top of tree root mass 55 104.4 57 104.27 59 103.67 60 103.48

60.8 103.33 Left edge of water 62 103.08 Sand 63 102.9 Sand/silt 64 102.76 Sand 66 102.47 Sand 68 102.25 Sand 70 101.97 Coarse sand 72 101.94 Sand/gravel 74 101.88 Gravel/cobble 76 101.94 Cobble/gravel 78 101.92 Cobble/gravel 80 102.03 Cobble/gravel 82 102.08 Cobble/gravel 84 102.11 Cobble/gravel 86 102.21 Cobble/gravel 88 102.05 Cobble/gravel 90 102.04 Cobble/gravel 92 102.12 Cobble/gravel 94 102.18 Silt/sand 97 102.77 Silt/sand 99 103.33 Right edge of water


Table 2–1–17. 04111379 Red Cedar River near Williamston, Michigan (riffle cross-section at 539.5 feet from top of longitudinal profile).—Continued


Distance from left-end pin (ft) Elevation (ft) Comment 100 104.19 103 105.5 104 105.54 105 105.74 110 105.52 116 105.55 133 104.83 150 104.7 160 104.71 176 105.76 189 105.68 210 105.5 Bankfull 223 105.91

223.5 105.94 225 106.01 Field-determined bankfull 232 106.46



Table 2–1–18. 04111500 Deer Creek near Dansville, Michigan (riffle cross-section at 106 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 111.63 Left-end pin 0 111.47 Ground at left-end pin 1 111.17 3 110.8 5 110.24 7 109.18 9 107.69 10 107.14 Field-determined bankfull 11 106.5 13 105.15 15 103.09

16.5 102.13 Left edge of water 17 101.77 Sand/gravel 19 101.45 Sand/gravel 20 101.36 Sand/gravel 21 101.31 Sand/gravel 22 101.42 Sand 23 101.57 Coarse sand 24 101.74 Coarse sand 25 101.85 Coarse sand 26 101.98 Coarse sand 27 102.09 Right edge of water 28 102.2 Silt flat, edge of bank toe 33 103.17 On right edge of silt flat 35 104.38 On edge of low bench 37 105.27 39 105.97 Bankfull 43 105.87 47 105.94 51 105.72 55 106.42

58.5 107.08 Field-determined bankfull 59 107.39 62 108.45 65 109.29 71 109.03 79 109.28 83 109.91 86 110.71 88 111.41 Ground at right-end pin 88 111.69 Right-end pin


Table 2–1–19. 04114498 Looking Glass River near Eagle, Michigan (riffle cross-section at 918 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 108.02 Left-end pin 0 107.94 Ground at left-end pin 1 107.78 3 107.4 5 107.1 7 106.69 9 106.24 10 106.16 Bankfull 11 106 12 105.85 13 105.54 14 105.49 15 105.08

15.5 104.82 16 104.42

16.2 103.57 17 103.48 On silt flat 18 103.32 On silt flat 19 103.13 Left edge of water 20 102.87 Silt/cobble 21 102.75 Silt/cobble 22 102.55 Silt/cobble 23 102.45 Silt/sand/cobble 24 102.42 Silt/sand interface 25 102.32 Sand/gravel 27 102.36 Sand/gravel 29 102.29 Sand/gravel 31 102.29 Sand/gravel 33 102.29 Sand/gravel 35 102.33 Sand/gravel 37 102.39 Sand/gravel 39 102.41 Sand/gravel 41 102.41 Sand/gravel 43 102.39 Sand/gravel 45 102.4 Sand/gravel 47 102.28 Sand/gravel 49 102.3 Sand/gravel 51 102.35 Sand/gravel 53 102.37 Sand/gravel 55 102.4 Sand/gravel 57 102.4 Sand/gravel 59 102.37 Sand/gravel 61 102.3 Sand/gravel 63 102.31 Sand/gravel 65 102.22 Sand/gravel


Table 2–1–19. 04114498 Looking Glass River near Eagle, Michigan (riffle cross-section at 918 feet from top of longitudinal profile).—Continued


Distance from left-end pin (ft) Elevation (ft) Comment 67 102.2 Sand/gravel 69 102.18 Sand/gravel 71 102.3 Sand/gravel 73 102.4 Sand/gravel 75 102.37 Sand/gravel 77 102.21 Sand/gravel 79 102.22 Sand/gravel 81 102.22 Sand/gravel 83 102.23 Sand/gravel 84 102.27 Sand 85 102.38 Sand 86 102.5

86.8 103.08 Right edge of water 87 103.66 88 104.32 89 104.57 90 104.61 91 104.79 92 105.07 93 105.22 94 105.36 95 105.38 96 105.43 97 105.59 98 105.73 99 105.91

100 106.06 101 106.29 103 106.54



Table 2–1–20. 04117500 Thornapple River near Hastings, Michigan (riffle cross-section at 1,567 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 108.63

5.9 104.27 9 103.16 Left edge of water 21 102.24 31 102.23 41 102.04 51 101.85 57 102.02 70 102.6 80 102.58 90 102.55

100 102.62 110 102.5 130 102.56 141 102.69 146 103.16 Right edge of water

149.7 102.99 154 104.81 166 106.83 188 107.8 Bankfull


Table 2–1–21. 04122230 North Branch Pentwater River near Pentwater, Michigan (riffle cross-section at 447 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 103.01 Top of left-end pin 0 102.82 Ground at left-end pin 2 102.87 4 102.96 7 102.91 8 102.95 Bankfull 9 102.9 10 102.62 12 102.31 13 102.11 On silt flat

17.5 101.82 Left edge of water 19 101.2 Silt, sank 0.72 ft in silt 21 101.03 Silt/sand, sank 0.13 ft into silt/sand 23 100.95 Sand 25 100.2 Sand 27 100.07 Sand 31 100.22 Sand 35 100.15 Sand 37 100.19 Sand 40 99.56 Sand 41 99.53 On aquatic vegetation bar, sand 43 100.24 On aquatic vegetation bar, sand 46 101.01 On aquatic vegetation bar, sand 48 101.05 On aquatic vegetation bar, sand

50.7 101.85 Right edge of water 51.2 102 Right bank 53 102.2 56 102.34 58 102.96 Bankfull 61 102.87 63 102.86 68 102.75 73 102.97 Ground at right-end pin 73 103.07 Top of right-end pin


Table 2–1–22. 04123000 Big Sable River near Freesoil, Michigan (riffle cross-section at 854 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 103.27 Left-end pin 0 103.08 Ground at left-end pin 2 103 4 102.96 6 102.98 8 102.99 10 103.06 12 103 14 102.79 16 102.41 18 102.07 20 102.01 22 101.61 24 101.45 On deer path 26 101.77 On deer path 28 101.93 30 102.02 32 102.2 34 102.43 36 102.52 Field-determined bankfull 38 102.35 39 102.21 40 101.86 41 101.72 42 101.5 Bankfull

42.9 100.81 On silt flat 44 100.53 On silt flat 45 100.44 On silt flat

45.9 100.27 Left edge of water 47 99.62 Sand 48 99.35 Sand 49 98.57 Sand 51 98.13 Sand 53 97.86 Sand/gravel 54 97.97 Sand/gravel 57 98.05 Sand 59 98.3 Sand 61 98.28 Sand 63 98.43 Sand 65 98.48 Sand 67 98.59 Sand 69 98.57 Sand 71 98.65 Sand 73 98.66 Sand 75 98.74 Sand


Table 2–1–22. 04123000 Big Sable River near Freesoil, Michigan (riffle cross-section at 854 feet from top of longitudinal profile).—Continued


Distance from left-end pin (ft) Elevation (ft) Comment 77 98.85 Sand 79 98.74 Sand 81 98.75 Sand 83 98.71 Sand 85 98.67 Sand 87 98.67 Sand 89 98.61 Sand 91 98.58 Sand 93 98.69 Sand 95 98.78 Sand 97 98.67 Sand 99 99 Sand

101 99.32 Sand 103 99.55 Sand 105 99.84 Sand 107 99.93 Sand 109 99.93 Sand

110.5 100.23 Right edge of water 111 100.27 112 101.44 113 101.7 114 101.84 115 101.81 117 101.71 119 101.61 125 101.59 130 101.57 Ground at right-end pin 130 101.76 Right-end pin 144 101.82 164 101.31 174 101.34 184 101.26 196 101.31 206 101.45 208 101.83 210 102.23

211.5 102.4 212 102.56 233 102.41

280.5 102.8 284 102.71


Table 2–1–23. 04124500 East Branch Pine River near Tustin, Michigan (riffle cross-section at 570 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 103.75 Left-end pin 0 103.61 Ground at left-end pin 2 103.68 4 103.62 6 103.14 8 102.6 10 102.4 12 102.38 14 102.32 16 102.36 18 102.36 20 102.44 21 102.59 22 102.7 23 102.64 Top of left end 24 102.43 25 102.15 26 101.94 27 101.49 Bankfull

27.5 101.22 28 101 29 98.7 Left edge of water; undercut bank at base of root

mass for large cedar tree among cobble 29.5 98.14 Gravel 30 98.2 Gravel 31 98.17 Gravel 32 98.28 Gravel/cobble 33 98.19 Cobble/gravel 34 98.42 Cobble/gravel 35 98.32 Cobble/gravel 36 98.24 Cobble/gravel 37 98.19 Cobble/gravel 38 98.17 Cobble/gravel 39 98.12 Cobble/gravel 40 98.1 Cobble/gravel 41 98.16 Cobble/gravel 42 98.25 Cobble/gravel 43 98.36 Cobble/gravel 44 98.36 Cobble/gravel 45 98.41 Cobble/gravel 46 98.43 Cobble/gravel 47 98.34 Cobble/gravel 48 98.4 Cobble/gravel 49 98.38 Cobble/gravel 50 98.35 Cobble/gravel 51 98.34 Gravel


Table 2–1–23. 04124500 East Branch Pine River near Tustin, Michigan (riffle cross-section at 570 feet from top of longitudinal profile).—Continued


Distance from left-end pin (ft) Elevation (ft) Comment 52 98.32 Gravel

53.2 98.55 Sand/gravel 54 98.5 Sand/gravel 55 98.41 Sand/gravel 56 98.53 Sand/gravel


58.2 99.01 59 99.25

60.5 99.84 61 100.17 62 100.93

62.5 101.2 Bankfull 63 101.71 64 102.05 66 102.74 68 103.24 70 103.91 72 104.21 74 104.22



Table 2–1–24. 04125460 Pine River at High School Bridge near Hoxeyville, Michigan (riffle cross-section at 323 feet from top of longitudinal profile).



0.1 109.66 Ground at Left-end pin 2 109.56 3 109.08 5 108.49

11.5 106.26 15 106.21 15 105.85 24 106.61

30.5 106.48 35.5 104.46 Bankfull 37 104.59 38 102.54 Left edge of water

38.1 102.27 43 101.4 44 101.26 47 101.04 52 101.08 54 101.4 55 100.88 58 100.8 59 101.07 61 100.77 64 101.01 66 100.88 68 100.91 73 100.62 75 100.83 76 100.61 78 100.92 79 100.76 80 100.62 81 100.74 83 100.66 84 101.12

84.5 100.71 87 100.54 89 100.76 90 100.87 92 101.12 94 101.28 97 101.87

100 102.7 Right edge of water 103 106.37 Right bank 108 107.34


Table 2–1–24. 04125460 Pine River at High School Bridge near Hoxeyville, Michigan (riffle cross-section at 323 feet from top of longitudinal profile).—Continued


Distance from left-end pin (ft) Elevation (ft) Comment 112.7 109.78 Top of right-end pin 112.8 109.99 Ground at right-end pin


Table 2–1–25. 04128000 Sturgeon River near Wolverine, Michigan (riffle cross-section at 445 feet from top of longitudinal profile).



0.2 101.91 Ground left-end pin 3 101.26 Bankfull 7 101.24 Bankfull 9 99.74 Left edge of water 13 98.96 Sand 17 98.94 Sand 22 98.85 Sand 27 98.79 Sand 33 98.45 Sand 39 97.87 Sand 44 98.02 Sand 48 98.24 Sand 52 98.92 Sand 56 99.9 Right edge of water 60 101.69 Right bank 65 103.69 Right bank

68.5 103.73 Ground right-end pin 68.6 104.03 Right-end pin


Table 2–1–26. 04129500 Pigeon River at Afton, Michigan (riffle cross-section at 0 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 105.57 Left-end pin 0 105.17 Ground at left-end pin 1 105.13 2 105.27 3 105.41 4 105.44 5 105.41 6 105.33 7 105.26 8 105.35 9 105.39 10 105.41 Bankfull 11 105.25 12 105.15

12.5 104.77 13 104.36

13.1 103.31 Left edge of water 13.2 102.82 Gravel 14 102.77 Gravel 15 102.58 Gravel/cobble 16 102.47 Gravel/cobble 17 102.48 Cobble 18 102.52 Cobble 19 102.4 Cobble 20 102.43 Cobble 21 102.52 Cobble 22 102.53 Cobble 23 102.47 Cobble 24 102.54 Cobble 25 102.6 Cobble 26 102.61 Cobble 27 102.59 Cobble 28 102.55 Cobble 29 102.53 Cobble 30 102.51 Cobble 31 102.58 Cobble 32 102.52 Cobble 33 102.45 Cobble 34 102.5 Cobble 35 102.53 Cobble 36 102.6 Cobble 37 102.48 Cobble 38 102.44 Cobble 39 102.41 Cobble 40 102.52 Cobble


Table 2–1–26. 04129500 Pigeon River at Afton, Michigan (riffle cross-section at 0 feet from top of longitudinal profile).—Continued


Distance from left-end pin (ft) Elevation (ft) Comment 41 102.52 Cobble 42 102.47 Cobble 43 102.54 Cobble 44 102.63 Cobble 45 102.74 Cobble 46 102.55 Cobble/gravel 47 102.51 Cobble/gravel 48 102.37 Cobble/gravel 49 102.43 Cobble/gravel 50 102.42 Cobble/gravel 51 102.46 Cobble/gravel 52 102.57 Sand/gravel

52.8 102.65 Sand/gravel 52.9 103.26 Right edge of water 53 104.17 54 104.83 55 105.07 Bankfull 56 105.07 57 105.07 58 105.07 59 104.98



Table 2–1–27. 04135700 South Branch Au Sable River near Luzerne, Michigan (riffle cross-section at 732.5 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment Distance from left-end pin (ft) 0 4.37 106.81 Left-end pin 0 4.57 106.61 Ground at left-end pin 2 4.51 106.67 4 4.39 106.79 10 4.9 106.28 12 4.94 106.24 14 5.42 105.76 16 5.84 105.34 18 6.13 105.05 20 6.47 104.71 22 6.55 104.63 24 6.43 104.75 26 6.58 104.6 28 6.56 104.62 30 6.55 104.63 32 6.6 104.58 34 6.74 104.44 36 6.7 104.48 38 6.82 104.36 Bankfull 40 6.51 104.67 42 6.57 104.61 44 6.56 104.62 Field-determined bankfull 46 6.67 104.51 48 6.68 104.5 52 6.13 105.05 54 5.96 105.22 56 5.91 105.27 58 6.09 105.09 61 6.35 104.83 63 6.47 104.71 64 6.57 104.61 65 6.96 104.22 66 7.12 104.06 67 8.05 103.13 Left edge of water

67.5 8.5 102.68 Silt 68 8.55 102.63 Silt 69 8.58 102.6 Silt 70 8.81 102.37 Silty sand 71 8.8 102.38 Sand 72 8.92 102.26 Sand/gravel 73 9.08 102.1 Sand/gravel 74 9.16 102.02 Sand/gravel 75 9.33 101.85 Sand/gravel 76 9.41 101.77 Sand/gravel/cobble 77 9.49 101.69 Sand/gravel/cobble


Table 2–1–27. 04135700 South Branch Au Sable River near Luzerne, Michigan (riffle cross-section at 732.5 feet from top of longitudinal profile).—Continued


Distance from left-end pin (ft) Elevation (ft) Comment Distance from left-end pin (ft) 78 9.56 101.62 Gravel/cobble 79 9.53 101.65 Gravel/cobble 80 9.52 101.66 Gravel/cobble 81 9.39 101.79 Gravel/cobble 82 9.42 101.76 Gravel/cobble 83 9.52 101.66 Gravel/cobble 84 9.4 101.78 Gravel/cobble 85 9.46 101.72 Gravel/cobble 86 9.44 101.74 Gravel/cobble 87 9.48 101.7 Gravel/cobble 88 9.3 101.88 Gravel/cobble 89 9.36 101.82 Gravel/cobble 90 9.38 101.8 Gravel/cobble 91 9.22 101.96 Gravel/cobble 92 9.16 102.02 Gravel/cobble 93 9.06 102.12 Gravel/cobble 94 8.98 102.2 Gravel/cobble 95 9.01 102.17 Gravel/cobble 96 9.07 102.11 Gravel/cobble 97 9.12 102.06 Gravel/cobble 98 9.21 101.97 Gravel/cobble 99 9.15 102.03 Gravel/cobble

100 9.25 101.93 Gravel/cobble 101 9.23 101.95 Gravel/cobble 102 9.23 101.95 Gravel/cobble 103 9.26 101.92 Gravel/cobble 104 9.21 101.97 Gravel/cobble 105 9.32 101.86 Gravel/cobble 106 9.23 101.95 Gravel/cobble 107 9.24 101.94 Gravel/cobble 108 9.22 101.96 Gravel/cobble 109 9.22 101.96 Gravel/cobble 110 9.25 101.93 Gravel/cobble 111 9.33 101.85 Gravel/cobble 112 9.31 101.87 Gravel/cobble 113 9.37 101.81 Gravel/cobble 114 9.21 101.97 Gravel/cobble 115 9.37 101.81 Gravel/cobble 116 9.35 101.83 Gravel/cobble 117 9.29 101.89 Gravel/cobble 118 9.4 101.78 Gravel/cobble 119 9.35 101.83 Gravel/cobble 120 9.41 101.77 Gravel/cobble 121 9.39 101.79 Gravel/cobble 122 9.45 101.73 Gravel/cobble


Table 2–1–27. 04135700 South Branch Au Sable River near Luzerne, Michigan (riffle cross-section at 732.5 feet from top of longitudinal profile).—Continued


Distance from left-end pin (ft) Elevation (ft) Comment Distance from left-end pin (ft) 123 9.38 101.8 Gravel/cobble 124 9.37 101.81 Gravel/cobble 125 9.41 101.77 Gravel/cobble 126 9.4 101.78 Gravel/cobble 127 9.39 101.79 Gravel/cobble 128 9.29 101.89 Gravel/cobble 129 9.27 101.91 Gravel/cobble 130 9.22 101.96 Gravel/cobble 131 9.24 101.94 Gravel/cobble 132 9.18 102 Gravel/cobble 133 9.06 102.12 Gravel/cobble 134 9.03 102.15 Gravel/cobble 135 9.02 102.16 Sand/gravel 136 9.01 102.17 Sand/gravel 137 9 102.18 Sand 138 8.91 102.27 Sand 139 8.88 102.3 Sand 140 8.91 102.27 Silt 141 8.91 102.27 Silt 142 8.86 102.32 Silt 143 8.82 102.36 Silt 144 8.71 102.47 Silt 145 8.7 102.48 Silt 146 8.61 102.57 Silt 147 8.51 102.67 Silt 148 8.31 102.87 Silt

148.8 8.12 103.06 Right edge of water 149 8.1 103.08 150 7.97 103.21 152 6.76 104.42 154 5.46 105.72 156 4.41 106.77

157.8 3.29 107.89 Ground at right-end pin 157.8 3.08 108.1 Right-end pin


Table 2–1–28. 04146063 South Branch Flint River near Columbiaville, Michigan (riffle cross-section at 179 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 105.99 Top of left-end pin 0 105.77 Ground next to Left-end pin 1 105.22 2 105.1 Next to log 4 104.59 5 104.53 6 104.5 7 104.52 8 104.5 9 104.53 10 104.46 12 104.47 14 104.46 Bankfull 16 104.44 18 104.39 20 104 At top of bank slope 21 103.31 On bank face 22 102.69

22.5 102.29 Left edge of water 24 101.42 Fine sand 27 101.59 Fine sand 30 101.69 Sand and gravel 33 101.56 Gravel 36 101.36 Gravel 39 101.3 Gravel 42 101.3 Gravel 45 101.17 Gravel, sand, cobble 48 101.24 Gravel, sand, cobble 51 101.21 Gravel, cobble 54 101.23 Sand, gravel 57 101.24 Cobble, sand 60 101.2 Cobble, gravel 63 101.25 Cobble 66 101.19 Cobble, gravel 69 101.3 Cobble, gravel 72 101.35 Gravel, between two boulders 75 101.49 Gravel, cobble 78 101.68 Cobble, sand, next to log 81 101.58 Sand, gravel 84 102.35 Right edge of water 85 104.18 On tree root mass 86 104.59 87 104.85 89 104.63 90 104.49


Table 2–1–28. 04146063 South Branch Flint River near Columbiaville, Michigan (riffle cross-section at 179 feet from top of longitudinal profile).—Continued


Distance from left-end pin (ft) Elevation (ft) Comment 91 104.3 92 104.27 93 104.28 94 104.32 95 104.51 Bankfull 97 104.72 98 104.8

100 104.89 103 105.09 106 105.49 108 105.94 110 106.76 112 107.49 114 107.97

116.2 108.36 Ground at right-end pin 116.2 108.43 Top of right-end pin


Table 2–1–29. 04150500 Cass River at Cass City, Michigan (riffle cross-section at 0 feet from top of longitudinal profile).



0.1 110.43 Ground at left-end pin 1 110.05 2 109.92 3 109.64 4 109.49 5 109.23 6 108.99 7 108.89 Bankfull 8 108.71 9 108.49 11 107.87 12 107.57 13 107.41 Lower flat 15 107.13 Edge of flat 16 106.77

17.5 106.76 18 106.38 20 106.22 23 105.85 24 105.85 26 105.77 28 105.68 30 105.59 31 105.34

32.1 104.85 Left edge of water 33 104.71 Cobble 35 104.58 Cobble 38 104.44 Cobble 41 104.2 Cobble

45.5 103.87 Cobble 49 104.02 Cobble 53 103.98 Cobble

54.5 103.82 Cobble 57 103.9 Cobble 61 103.88 Cobble

64.5 103.71 Cobble 67.5 103.71 Cobble 70 103.69 Gravel 73 103.65 Gravel/cobble 77 103.66 Gravel/cobble

80.5 103.71 Boulder 83 103.72 Gravel/cobble 86 103.76 Gravel/cobble

88.8 103.7 Edge of arrowhead vegetation


Table 2–1–29. 04150500 Cass River at Cass City, Michigan (riffle cross-section at 0 feet from top of longitudinal profile).—Continued


Distance from left-end pin (ft) Elevation (ft) Comment 93 104.56 Silt, vegetation

94.9 104.82 Right edge of water 96 105.09 97 105.93 99 105.93

101 106.57 102.6 107.11 Edge of flat 103.2 107.23 104 107.59

105.5 108.37 Edge of debris 107 108.17 109 108.42 111 108.87 Bankfull

112.5 108.87 Middle of flat 114.5 108.87 Ground at right-end pin 114.6 109.09 Top of right-end pin


Table 2–1–30. 04159900 Mill Creek near Avoca, Michigan (riffle cross-section at 183 feet from top of longitudinal profile).



0.5 105.82 Ground left-end pin 5 104.99 Left end 9 103.93 Left end 10 102.76 Left end

13.5 100.38 Left edge of water 16.5 100.64 Sand 22 100.83 Sand 30 100.61 Sand 35 100.28 Sand

36.5 100.36 Sand 38.5 100.57 Sand 41.5 100.78 Sand 44.3 100.91 Sand 47.5 100.38 Right edge of water 53.5 101.4 Right bank 63.5 102.6 Right bank 68.5 104 Right bank 70 106.89 Bankfull 72 107.75 Ground right-end pin 72 108.15 Right-end pin


Table 2–1–31. 04160600 Belle River at Memphis, Michigan (riffle cross-section at 580 feet from top of longitudinal profile).



0.5 104.8 Ground left-end pin 4 104.7 Bankfull 6 104.09 Left end 11 102.76 Left end 16 101.69 Left end 17 101.51 Left end

19.5 100.01 Left edge of water 26 99.46 Sand 32 99.09 Sand 38 98.86 Sand 41 98.7 Sand 44 98.19 Sand 47 98.25 Sand 50 98.63 Sand 53 99.57 Sand 57 99.44 Sand 60 99.67 Sand 64 100.06 Right edge of water 65 100.49 Right bank 71 100.82 Right bank 75 102.67 Right bank 78 104.62 Right bank

80.5 104.83 Ground right-end pin 81 105.47 Right-end pin


Table 2–1–32. 04160800 Sashabaw Creek near Drayton Plains, Michigan (riffle cross-section at 366 feet from top of longitudinal profile).



0.1 104.21 Ground at left-end pin 5 104.29 10 104.51 15 104.49 20 104.76 30 103.63 35 103.59 40 103.57 45 103.57 Bankfull 46 102.74 Left end

46.1 102.15 Left edge of water 46.2 102.02 Sand 47 101.55 Sand 49 101.48 Sand 51 101.36 Sand 53 101.28 Sand 55 101.27 Sand 57 101.25 Sand 59 101.34 Silt/gravel 61 101.54 Silt 63 101.94 Silt

63.5 102.17 Right edge of water 64 102.94 Edge of right bank 66 102.42 Right bank 69 103.59 Bankfull 75 103.65 82 104.27 Top of right-end pin

82.1 103.99 Ground at right-end pin


Table 2–1–33. 04161580 Stony Creek near Romeo, Michigan (riffle cross-section at 226 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 103.14 Top of left-end pin 0 102.95 Ground at left-end pin 1 102.82 2 102.64 3 102.44 4 102.35 5 102.31 6 102.22 7 102.05 8 101.91 9 101.8 Bankfull 10 101.73 11 101.67 12 101.64 13 101.39 14 101.32 15 101.05 16 100.77 17 100.68 18 100.73 19 100.39 Left edge of water 20 100.02 Fine sand over gravel 21 99.96 Fine sand over gravel 23 99.75 Fine sand over gravel 24 99.88 Cobble/gravel 25 99.87 Cobble/gravel

26.5 99.85 Cobble/gravel 28 99.88 Cobble/gravel 30 99.79 Cobble/gravel 32 99.93 Cobble/gravel 34 99.88 Cobble/gravel 35 99.93 Cobble/gravel 36 99.91 Gravel 37 99.94 Gravel 38 99.92 Gravel 39 99.93 Gravel 40 99.87 Gravel

41.5 99.82 Gravel 43 99.97 Sand over gravel

43.8 100.39 Right edge of water 44 100.59 45 101.12 46 101.49 47 101.6

49.5 101.83 Bankfull


Table 2–1–33. 04161580 Stony Creek near Romeo, Michigan (riffle cross-section at 226 feet from top of longitudinal profile).—Continued


Distance from left-end pin (ft) Elevation (ft) Comment 50 101.73 51 101.86 52 101.8 Ground at right-end pin 52 101.95 Top of right-end pin


Table 2–1–34. 04161760 West Branch Stony Creek near Washington, Michigan (riffle cross-section at 15 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 107.37 Top left-end pin 0 107.22 Ground at left-end pin 2 107.37 4 107.51 8 107.6

10.5 107.57 Top of bank, next to fallen log 13 107.4 Field-determined bankfull 16 107.16 20 106.77 22 106.58 24 106.47 Landward edge of flat 26 106.36 27 106.3 Bankfull 29 106.39 30 106.23 L edge of bank 31 105.45 Left edge of water

31.1 105.13 Sand 32 104.99 Sand/gravel 34 104.89 Gravel 36 104.99 Gravel 38 104.88 Gravel 40 104.85 Gravel 42 104.88 Gravel 44 105.11 Gravel 46 105.13 Gravel 48 105.09 Sand 50 104.92 Sand 51 105.14 Sand

52.2 105.45 Right edge of water 53 105.61 Silt bank 54 105.93 55 106.02 56 107.27 Right bank edge 58 107.32 Field-determined bankfull 61 107.51 Right bank top 64 107.44 67 107.4 71 107.23 73 107.25 Ground next to right-end pin 73 107.42 Top of right-end pin


Table 2–1–35. 04164050 North Branch Clinton River at 33 Mile Road near Romeo, Michigan (riffle cross-section at 869 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 88.92 Left top of pin

0.1 88.61 Ground at left pin 4 88.27 10 87.24 16 86.6

16.8 86.27 Left edge of water 21 86.06 Reed grass 26 85.96 Cobble/canary 31 86.05 Cobble 38 85.67 Cobble 45 85.53 Cobble 51 85.9 Cobble

55.1 86.33 Right edge of water 57 87.09 60 87.53 Bankfull ground at right-end pin

60.1 88.83 Top of right-end pin 70 92.89 Going up terrace


Table 2–1–36. 04164150 North Branch Clinton River near Meade, Michigan (riffle cross-section at 1,405 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 107.44 Left top of pin

0.1 107.28 Ground at left pin 3 107.4 8 107.45 13 107.29 20 107.3 25 107.5 30 107.59 35 107.56 Bankfull

37.5 107.11 41 104.96

45.4 102.92 On root at edge of water 45.5 102.26 Left edge of water 45.6 100.89 47 100.39 50 100.21 53 100.37 56 100.62 59 100.9 62 101.09 65 101.2

68.1 101.11 70 100.85 72 100.71 74 101.19 77 101.14 80 101.38 82 101.68


92.5 107.21 96 107.74 Bankfull

100 107.71 105 107.62 110 107.49

115.3 107.56 Ground at right pin 115.4 107.7 Right top of pin


Table 2–1–37. 04172500 Portage River at Tiplady Road near Pinckney, Michigan (riffle cross-section at 574 feet from top of longitudinal profile).


Distance from left-end pin (ft) Elevation (ft) Comment 0 102 Top of left-end pin 0 101.71 Ground at left-end pin 5 101.92 10 102.03 16 102.18 21 102.44 26 102.68 28 102.64 29 102.57 30 102.44

32.5 102.39 Field-determined bankfull 33.5 101.8 Bankfull 34.5 101.53 35.5 101.17 37 100.77

37.1 100.69 Left edge of water 39 99.83 Fine sand 41 99.52 Fine sand 42 99.44 Fine sand 43 99.52 Sand/gravel 44 99.61 Sand/gravel

45.5 99.64 Sand/gravel 48 99.29 Sand/gravel 49 99.1 Sand/gravel 52 98.96 Sand/gravel

53.5 98.96 Sand/gravel 56 98.96 Sand/gravel 58 99.52 Sand/gravel

59.2 100.38 Silt 60 100.73 Right edge of water 61 101.6 62 102.96 63 103.07 65 102.92 67 102.82 69 102.89 70 102.62 Field-determined bankfull 73 102.62 76 102.42 80 102.29 84 102.17 89 102.08 Ground at right-end pin 89 102.39 Top of right-end pin


Appendix 2–1. Riffle cross-section survey data - USGS · 2009. 9. 24. · Appendix 2–1. Riffle...

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