10270875 INTAKE NO. 2 RESERVOIR NEAR BISHOP, CA

LOCATION.-Lat 38°14'53", long 118°34'53", in SE 1/4 SW 1/4 sec.16, T.8 S., R.31 E., Inyo County, Hydrologic Unit 18090102, Inyo National 
  Forest, in outlet structure 50 ft upstream from Bishop Creek Dam on Middle Fork Bishop Creek and 13.0 mi southwest of Bishop. 
DRAINAGE AREA.-31.6 mi2. 
PERIOD OF RECORD.-October 1990 to current year. Unpublished records prior to October 1990 available in files of Southern California Edison 
Co. 
GAGE.-Water-stage recorder. Datum of gage is sea level (levels by Southern California Edison Co.). 
REMARKS.-Reservoir is formed by rock-fill dam completed in 1908. Capacity, 78 acre-ft between elevations 8,077 ft, invert of outlet, and 
  8,098.81 ft, crest of spillway, all of which are available for release. Water is received from South Fork Bishop Creek via conduit on right bank. 
  Most of the water is diverted through conduit to Bishop Creek Powerplant No. 2 for power development on Bishop Creek. Figures given 
  represent total contents. 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. 
EXTREMES FOR PERIOD OF RECORD.-Maximum contents, 101 acre-ft, July 9, 1995, elevation, 8,100.67 ft; minimum, 22 acre-ft, Sept. 30, 
  1996, elevation, 8,092.40 ft. 
EXTREMES FOR CURRENT YEAR.-Maximum contents, 92 acre-ft, June 21, elevation, 8,100.00 ft; minimum, 25 acre-ft, Oct. 1, elevation, 
  8,092.79 ft. 
  Capacity table (elevation, in feet, and contents, in acre-feet)
  (Based on survey by Southern California Edison Co., dated Aug. 12, 1981)
	8,077	0	8,094	32
	8,082	1	8,098	68
	8,086	5	8,102	120
	8,090	12

                   RESERVOIR STORAGE (ACRE-FEET), WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997

                                        DAILY OBSERVATION AT 2400 HOURS
 
DAY       OCT      NOV      DEC      JAN      FEB      MAR      APR      MAY      JUN      JUL      AUG      SEP
 
  1        25       70       69       81       66       69      e68       67       82       84       83       71
  2        26       69       73       88       67       73       66       67       83       81       83       77
  3        48       71       70       70       69       68       68       69       83       78       82       70
  4        42       72       70       66       69       69       66       69       84       80       82       71
  5        42       68       69       64       68       69       66       68       84       82       83       70
 
  6        46       69       70       61       68       69       65       66       84       82       83       69
  7        52       70       73       75       68       69       70       69       83       84       84       69
  8        48       70       69       70       67       69       67       71       84       86       84       60
  9        54       71       72       64       68       68       66       70       84       87       83       57
 10        50       71       71       64       68       69       66       69       84       87       83       65
 
 11        59       70       72       66       70       69       66       66       84       87       82       62
 12        60       67       73       65       68       69       66       69       84       87       78       63
 13        60       74       69       64       66       69       67       70       85       87       74       64
 14        65       70       70       79       65       69       70       72       85       87       71       58
 15        58       72       69       71       65       67       72       80       84       87       71       54
 
 16        53       73       68       71       66       71       70       79       84       87       71       56
 17        53       68       69       71       70       71       74       80       85       86       71       60
 18        54       71       70       72       69       70       72       80       87       86       70       63
 19        57       71       71       71       69       70       73       78       90       86       70       61
 20        56       71       72       70       69       71       72       73       89       85       68       61
 
 21        64       73       65       69       67       71       75       68       92       85       69       62
 22        72       65       65       69       66       70       70       66       90       85       68       62
 23        62       67       74       68       66       70       65       71       89       86       68       58
 24        69       67       70       71       66       67       64       67       88       87       67       49
 25        70       68       69       69       67       76       66       58       88       87       67       49
 
 26        69       69       67       75       68       73       71       58       89       86       65       42
 27        68       75       67       74       68       70       73       65       89       86       66       42
 28        69       71       71       68       68       70       69       80       89       86       68       38
 29        71       70       72       64      ---       71       67       81       87       85       70       32
 30        71       70       73       70      ---       72       68       83       85       85       72       31
 31        70      ---       71       68      ---       71      ---       83      ---       84       71      ---
 
MAX        72       75       74       88       70       76       75       83       92       87       84       77
MIN        25       65       65       61       65       67       64       58       82       78       65       31
 a    8098.18  8098.18  8098.28  8098.01  8097.97  8098.26  8097.99  8099.29  8099.45  8099.42  8098.29  8093.87
 b        +48        0       +1       -3        0       +3       -3      +15       +2       -1      -13      -40

CAL YR 1996   MAX 92  MIN 22  b +1
WTR YR 1997   MAX 92  MIN 25  b -9

  	e  Estimated.