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COTTER CORPORATION'RHWARTZWALDER MINE 40 <br /> Ralston Creek Survey, May 19, 1999 <br />Stream Profile SW-PL Date: 5/19/1999 Stage: 1.98 feet Flow Rate: 31.29 cfs <br /> First Reading Second Reading <br />Stream Tape Water Section Revolutions Velocity in Cubic ft. Water Section Revolutions Velocity in Cubic ft. <br />Station Reading* Depth Area per minute. ft./sec per sec. Depth Area per minute. ft./sec per sec. <br /> (feet) (feet) (sq. ft.) (feet) (sq. ft.) <br />River left. 1.40 0.00 0.00 <br />1 2.00 0.30 0.32 8 0.31 0.10 0.25 0.26 6 0.25 0.06 <br />2 3.00 0.85 0.85 16 0.60 0.51 0.75 0.75 13 0.50 0.38 <br />3 4.00 1.20 1.20 21 0.78 0.94 1.15 1.15 20 0.75 0.87 <br />4 5.00 1.40 1.40 65 2.38 3.33 1.40 1.40 58 2.13 2.98 <br />5 6.00 1.50 1.50 95 3.47 5.20 1.40 1.40 98 3.57 5.00 <br />6 7.00 1.55 1.55 104 3.79 5.88 1.55 1.55 105 3.83 5.93 <br />7 8.00 1.85 1.85 80 2.92 5.41 1.80 1.80 84 3.07 5.52 <br />8 9.00 1.50 1.50 98 3.57 5.36 1.20 1.20 83 3.03 3.64 <br />9 10.00 1.50 1.50 67 2.45 3.68 1.50 1.50 68 2.49 3.73 <br />10 11.00 1.25 1.25 34 1.26 1.57 1.03 1.03 45 1.66 1.71 <br />11 12.00 0.95 0.95 5 0.20 0.19 1.05 1.05 8 0.32 0.34 <br />12 13.00 0.65 0.85 4 0.17 0.14 0.65 0.85 3 0.14 0.12 <br />River right. 14.10 0.00 0.00 <br />Flow Rate 32.31 cfs Flow Rate 30.28 cfs <br />Flow Rate 14499 gpm Flow Rate 13588 gpm <br />Stream Profile SW-PL <br />1.00 3.00 5.00 7.00 9.00 11.00 13.00 15.00 <br />0.00 <br />r 0.50 <br />a <br />p 1.00 <br />1.50- <br />m <br />U) 2.00- <br />2.50- <br />First Reading ® Second Reading <br />* Distance measured from established 0 point.