10270900 BIRCH-MCGEE DIVERSION TO BISHOP CREEK POWERPLANT NO. 2, NEAR BISHOP, CA

LOCATION.-Lat 37°16'26", long 118°34'45", NW 1/4 NE 1/4 sec.9, T.8 S., R.31 E., Inyo County, Hydrologic Unit 18090102, Inyo National Forest, in conduit 100 ft upstream from penstock to Bishop Creek Powerplant No. 2 and 11.9 mi southwest of Bishop. 
PERIOD OF RECORD.-October 1990 to current year. Unpublished records prior to October 1990 available in files of Southern California Edison Co. 
GAGE.-Acoustic-velocity meter. Elevation of gage is 7,950 ft above sea level, from topographic map. 
REMARKS.-Conduit diverts water from Birch Creek and discharges into penstock to Bishop Creek Powerplant No. 2. Birch Creek receives water from McGee Creek via McGee Creek Diversion (station 10268225). 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 1997 TO SEPTEMBER 1998

                                               DAILY MEAN VALUES
 
DAY       OCT      NOV      DEC      JAN      FEB      MAR      APR      MAY      JUN      JUL      AUG      SEP
 
  1      14        6.9      6.1      5.7      5.1      4.9      4.6      5.4      4.7       24       33       30
  2      14        6.8      6.0      5.5      5.2      4.9      4.6      5.3      4.7       32       32       31
  3      14        6.7      6.0      5.5      5.1      4.9      4.5      5.1      4.8       27       33       31
  4      13        6.5      6.0      5.4      5.1      4.9      4.5      5.0      4.6       33       37       32
  5      12        6.4      6.1      5.4      5.1      4.8      4.4      4.9      4.7       35       36       33
 
  6      12        6.4      6.1      5.4      5.1      4.8      4.4      4.7      4.7       38       37       33
  7      11        6.5      6.1      5.4      5.2      4.8      4.4      4.9      4.7       39       38       33
  8       9.5      6.4      6.0      5.4      5.1      4.8      4.4      5.0      4.7       36       38       31
  9       9.3      6.4      5.9      5.4      5.0      4.8      4.5      4.8      5.1       35       38       30
 10       9.4      6.6      5.8      5.4      5.1      4.8      4.6      4.7      5.0       39       36       26
 
 11       9.1      6.6      5.8      5.4      5.0      4.8      4.5      4.7      5.0       30       35       25
 12       9.0      6.5      5.8      5.4      5.0      4.8      4.5      4.6      5.4       37       35       23
 13       9.0      6.5      5.8      5.3      5.0      4.8      4.4      4.6      5.0       40       36       23
 14       8.9      6.4      5.9      5.3      5.0      4.8      4.4      4.5      5.0       36       36       22
 15       8.8      6.4      5.8      5.5      5.1      4.8      4.4      4.6      6.1       35       36       21
 
 16       8.8      6.4      5.8      5.4      5.0      4.8      4.4      4.5      7.7       31       35       21
 17       6.7      6.4      5.8      5.4      5.0      4.9      4.5      4.5      7.6       38       34       21
 18       6.0      6.4      5.8      5.4      4.9      4.9      4.7      4.5      8.0       41       33       20
 19       6.3      6.5      5.7      5.3      4.9      4.9      5.1      4.6      8.7       38       32       20
 20       6.3      6.3      5.8      5.2      4.9      4.9      5.5      4.5      9.7       34       35       19
 
 21       6.5      6.3      5.7      5.2      5.0      4.9      5.8      4.5     11         39       35       18
 22       4.3      6.3      5.6      5.1      4.9      5.3      5.7      4.5     12         37       34       18
 23       5.9      6.1      5.6      5.2      5.0      5.7      5.4      4.6     13         45       33       17
 24       6.2      6.1      5.6      5.1      4.9      5.0      5.1      4.6     14         37       32       17
 25       6.5      6.1      5.5      5.2      4.9      4.8      4.9      4.7     13         32       31       16
 
 26       6.2      6.3      5.5      5.3      4.9      4.9      5.0      4.6     12         19       31       16
 27       6.1      5.8      5.5      5.1      4.9      4.8      5.2      4.5     12         25       30       15
 28       6.6      6.2      5.6      5.1      4.9      4.7      5.3      4.6     11         38       27       15
 29       7.1      6.2      5.6      5.1      ---      4.6      5.5      4.5     10         38       26       14
 30       7.1      6.2      5.6      5.1      ---      4.6      5.6      4.5     19         36       26       13
 31       7.0      ---      5.6      5.1      ---      4.6      ---      4.6      ---       34       30      ---
 
TOTAL   266.6    191.6    179.5    164.7    140.3    150.7    144.8    145.6    242.9     1078     1040      684
MEAN     8.60     6.39     5.79     5.31     5.01     4.86     4.83     4.70     8.10     34.8     33.5     22.8
MAX        14      6.9      6.1      5.7      5.2      5.7      5.8      5.4       19       45       38       33
MIN       4.3      5.8      5.5      5.1      4.9      4.6      4.4      4.5      4.6       19       26       13
AC-FT     529      380      356      327      278      299      287      289      482     2140     2060     1360