2007-11-23_HYDROLOGY - M1977300 ‎(2)‎

• Permit No: M1977300
• IBM Index Class Name: HYDROLOGY
• Doc Date: 11/23/2007
• Doc Name: Hydro Eval, Vol. II- Ap. A- Ralston Creek Flow Data
• From: Cotter and Whetstone
• To: DRMS
• Permit Index Doc Type: Hydrology Report
• Email Name: DB2
• Media Type: D
• Archive: No

COTTER COTTER CORPORATION SCHWARTMALDER MINE
AUGUST 2, 1999 RALSTON CREEK SURVEY
•
STATION: SW-OS METER: Pygmy meter
DATE: 8/2/99
LOCATION DEPTH REV/MIN AVG.DEPTH AVE.REV WIDTH AREA RPS VELOCITY FLOW
10 0.00 0
11 0.10 0
11 0.10 0 0.07 0.00 1 0.067 0.00 0.02 0.00
12 0.35 0
12 0.40 0 0.28 0.00 1 0.283 0.00 0.02 0.01
13 0.90 0
13 0.80 0 0.70 0.00 1 0.700 0.00 0.02 0.01
14 1.00 13
14 0.70 18 0.83 7.75 1 0.833 0.13 0.30 0.25
15 1.20 116
15 1.35 110 1.08 64.25 1 1.083 1.07 2.35 2.55
16 1.25 161
16 1.20 183 1.27 142.50 1 1.267 2.38 5.18 6.57
17 0.80 120
17 0.85 111 0.95 143.75 1 0.950 2.40 5.23 4.97
18 0.80 90
18 0.80 91 0.82 103.00 1 0.817 1.72 3.76 3.07
19 0.65 30
• 19 0.70 39 0.72 62.50 1 0.717 1.04 2.29 1.64
20 0.40 4
20 0.40 0 0.50 18.25 1 0.500 0.30 0.68 0.34
20.9 0.00
STAFF GAUGE: 1.18 TOTAL FLOW(CFS): 19.41
Stream Profile SW-OS
8 10 12 14 16 18 20 22
0.00-
0.50-
CL
1.00
O
E 1.50
d 2.00
in 2.50
3.00
0