10270830 SOUTH FORK BISHOP CREEK BELOW SOUTH FORK DIVERSION DAM, NEAR BISHOP, CA
LOCATION.-Lat 37°14'27", long 118°33'52", in SE 1/4 NW 1/4 sec.22, T.8 S., R.31 E., Inyo County,
Hydrologic Unit 18090102, Inyo National Forest, on left bank, at diversion dam and aqueduct, and 10.5 mi
southwest of Bishop.
DRAINAGE AREA.-27.8 mi2.
PERIOD OF RECORD.-October 1994 to current year. Unpublished records prior to October 1994 available in files of
Southern California Edison Co.
GAGE.-Acoustic-velocity meter. Elevation of gage is 7,130 ft above sea level, from topographic map.
REMARKS.-Flow regulated by South Lake (station 10270700). Most of the water is diverted by South Fork Diversion
Dam to Intake No. 2 Reservoir (station 10270875) for power development downstream. South Fork Diversion Dam spill
bypasses this station. See schematic diagram of Bishop Creek Basin.
COOPERATION.-Records collected by Southern California Edison Co., under general supervision of the U.S.
Geological Survey, in connection with a Federal Energy Regulatory Commission project.
DISCHARGE, CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
1 11 7.6 7.3 7.8 7.6 7.5 7.4 11 10 10 10 10
2 11 7.3 7.3 7.7 7.6 7.9 7.4 10 10 10 10 10
3 11 7.4 7.3 7.6 7.6 8.0 7.4 11 10 10 10 10
4 11 7.4 7.3 7.6 7.6 8.1 7.4 11 10 10 10 10
5 11 7.4 7.3 7.5 7.6 8.0 7.3 11 10 11 10 10
6 11 7.5 7.4 7.5 7.6 8.0 7.2 11 10 11 10 10
7 11 7.4 7.4 7.5 7.5 8.0 7.3 11 10 11 11 10
8 11 7.4 7.5 7.6 7.6 8.0 7.3 11 11 11 11 10
9 11 7.4 7.5 7.6 7.7 7.8 7.3 10 11 10 11 10
10 11 7.4 7.5 7.5 7.7 7.7 7.3 10 11 10 11 10
11 11 7.3 7.5 7.5 7.6 7.9 7.4 11 11 10 10 10
12 11 7.3 7.6 7.7 7.5 7.7 7.4 11 11 10 10 10
13 11 7.4 7.5 7.6 7.5 7.7 7.4 11 11 10 10 10
14 11 7.4 7.5 7.5 7.5 7.9 7.4 10 11 11 10 10
15 11 7.4 7.5 7.6 7.5 7.8 7.3 10 11 11 11 10
16 11 7.4 7.5 7.5 7.5 7.6 7.5 11 11 10 10 11
17 11 7.4 7.5 7.6 7.5 7.6 7.3 11 10 10 10 11
18 11 7.5 7.5 7.8 7.5 7.4 7.5 10 10 10 11 11
19 11 7.5 7.5 7.7 7.5 7.5 7.3 11 10 10 11 11
20 11 7.5 7.5 7.7 7.5 7.3 7.5 11 10 11 11 11
21 11 7.5 e9.5 7.6 7.5 7.4 7.4 11 10 11 11 11
22 11 7.4 12 7.6 7.5 7.5 8.6 10 11 10 11 10
23 11 7.3 11 7.5 7.5 7.4 10 10 10 10 11 11
24 10 7.3 11 7.5 7.5 7.4 10 11 10 11 11 11
25 10 7.3 11 7.5 7.4 7.3 10 10 11 11 10 11
26 11 7.4 11 7.5 7.5 7.3 10 11 11 10 11 11
27 11 7.3 11 7.5 7.5 7.4 10 10 11 11 10 11
28 11 7.3 11 7.6 7.5 7.6 10 10 11 10 10 11
29 11 7.3 9.8 7.5 --- 7.5 10 10 10 10 11 11
30 11 7.3 7.5 7.6 --- 7.4 10 11 10 10 11 11
31 11 --- 7.6 7.6 --- 7.4 --- 10 --- 10 11 ---
TOTAL 339 221.7 261.3 235.1 211.1 237.0 243.3 328 314 321 326 314
MEAN 10.9 7.39 8.43 7.58 7.54 7.65 8.11 10.6 10.5 10.4 10.5 10.5
MAX 11 7.6 12 7.8 7.7 8.1 10 11 11 11 11 11
MIN 10 7.3 7.3 7.5 7.4 7.3 7.2 10 10 10 10 10
AC-FT 672 440 518 466 419 470 483 651 623 637 647 623
CAL YR 1998 TOTAL 3648.8 MEAN 10.0 MAX 18 MIN 7.2 AC-FT 7240
WTR YR 1999 TOTAL 3351.5 MEAN 9.18 MAX 12 MIN 7.2 AC-FT 6650
e Estimated.
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