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• COTTER CORPORATION ItHWARTZWALDER MINE • <br />Ralston Creek Survey, May 19, 1999 <br />Stream Profile SW-BPL Date: 5/19/1999 Stage: 1.64 feet Flow Rate: 31.04 cfs <br /> First Reading <br />Stream Tape Water Section Revolutions Velocity in Cubic ft. <br />Station Reading* Depth Area per minute. ft./sec per sec. <br /> (feet) (feet) (sq. ft.) <br />River left. 11.40 0.00 <br />1 12.00 0.65 0.68 22 0.82 0.56 <br />2 13.00 0.72 0.72 37 1.36 0.98 <br />3 14.00 1.10 1.10 31 1.15 1.26 <br />4 15.00 1.22 1.22 43 1.59 1.93 <br />5 16.00 1.45 1.45 75 2.74 3.98 <br />6 17.00 1.15 1.15 78 2.85 3.28 <br />7 18.00 1.30 1.30 83 3.03 3.94 <br />8 19.00 1.05 1.05 84 3.07 3.22 <br />9 20.00 1.20 1.20 96 3.50 4.20 <br />10 21.00 1.60 1.60 55 2.02 3.23 <br />11 22.00 1.55 1.55 61 2.24 3.47 <br />12 23.00 1.50 1.50 32 1.18 1.77 <br />13 24.00 0.55 0.61 8 0.31 0.19 <br />River right. 24.70 0.00 <br />Flow Rate 32.02 cfs <br />Flow Rate 14369 gpm <br />Second Reading <br />Water Section Revolutions Velocity in Cubic ft. <br />Depth Area per minute. ft./sec per sec. <br />(feet) (sq. ft.) <br />0.00 <br />0.60 0.63 20 0.75 0.47 <br />0.60 0.60 30 1.11 0.67 <br />1.00 1.00 31 1.15 1.15 <br />1.20 1.20 38 1.40 1.68 <br />1.45 1.45 78 2.85 4.13 <br />1.20 1.20 74 2.71 3.25 <br />1.20 1.20 78 2.85 3.42 <br />1.05 1.05 77 2.81 2.96 <br />1.20 1.20 85 3.10 3.73 <br />1.50 1.50 59 2.16 3.25 <br />1.50 1.50 60 2.20 3.30 <br />1.50 1.50 34 1.26 1.88 <br />0.60 0.66 7 0.27 0.18 <br />0.00 <br />Flow Rate 30.06 cfs <br />Flow Rate 13489 gpm <br />Stream Profile SW-BPL <br />11.00 13.00 15.00 17.00 19.00 21.00 23.00 25.00 27.00 <br />w 0.00- <br />0.50- <br />1.00 <br />E 1.50- <br />2.00- <br />2.50- <br />0- First Reading C3 Second Reading <br />Distance measured from established 0 point.