11239500 SHAVER LAKE NEAR BIG CREEK, CA
LOCATION.-Lat 37°08'41", long 119°18'06", in SW 1/4 SE 1/4 sec.13, T.9 S., R.24 E., Fresno County, Hydrologic Unit 18040006, Sierra National Forest,
near center of dam on Stevenson Creek, 5.2 mi southwest of town of Big Creek.
DRAINAGE AREA.-29.1 mi2.
PERIOD OF RECORD.-November 1909 to current year. Prior to January 1927, monthly contents only, published in WSP 1315-A; January 1927 to September 1931,
published in WSP 721. Maximum and minimum daily contents (water years 1928-39) summarized in WSP 881. Prior to 1960, maximum and minimum daily contents were
published.
REVISED RECORDS.-WSP 1565: Drainage area.
GAGE.-Water-stage recorder. Datum of gage is sea level (levels by Southern California Edison Co.). Prior to Jan. 11, 1927, gage on rockfill dam a short distance
upstream at different datum.
REMARKS.-Storage began prior to 1905. Original lake formed by rockfill dam, usable capacity, 5,500 acre-ft. Water diverted by Fresno Flume and Lumber Co.'s
Flumes Nos. 1 and 2 beginning prior to 1907 and discontinued July 7, 1920. Present lake formed by concrete-arch dam; dam completed Nov. 18, 1927. Usable capacity
of present lake, 135,568 acre-ft between elevations 5,225 ft, trash-rack foundation, and 5,370.13 ft, crest of spillway. Additional storage of 92 acre-ft is not
available for release. Water is received from Pitman Creek (since Feb. 22, 1928) and Huntington Lake (since Apr. 21, 1928) via Huntington-Shaver Conduit and
Eastwood Powerplant (station 11238250). Water is released for power development in Big Creek powerplants. Records, including extremes, represent contents at 2400
hours. See schematic diagram of lower San Joaquin River Basin.
COOPERATION.-Records were collected by Southern California Edison Co., under general supervision of the U.S. Geological Survey, in connection with a Federal
Energy Regulatory Commission project. Contents not rounded to U.S. Geological Survey standards.
EXTREMES FOR PERIOD OF RECORD.-Maximum contents, 135,897 acre-ft, July 5, 1946, Aug. 4, 1978; maximum elevation, 5,370.28 ft, Aug. 4, 1978; minimum contents,
652 acre-ft, Mar. 7, 1942, elevation, 5,249.38 ft.
EXTREMES FOR CURRENT YEAR.-Maximum contents, 135,415 acre-ft, Aug. 19, elevation, 5,370.06 ft; minimum, 39,203 acre-ft, Apr. 21, elevation, 5,314.02 ft.
Capacity table (elevation, in feet, and contents, in acre-feet)
(Based on table provided by Southern California Edison Co., dated Oct. 1, 1967)
5,245 379 5,270 4,748 5,320 46,797
5,250 700 5,280 9,189 5,330 60,942
5,255 1,254 5,290 15,598 5,340 76,741
5,260 2,070 5,300 24,004 5,350 94,568
5,265 3,206 5,310 34,455 5,371 137,476
RESERVOIR STORAGE (ACRE-FEET), WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998
DAILY OBSERVATION AT 2400 HOURS
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
1 110556 96722 87181 87708 89255 76274 52891 43829 82938 114915 133935 133282
2 110314 96244 87363 87490 89347 75507 52151 45302 84574 116202 134065 133500
3 110234 95806 86804 87472 90192 74694 51286 46390 85158 117662 134304 133565
4 110073 95330 86535 87399 90985 74018 50520 47565 85549 119004 134261 133608
5 110274 95140 86966 87381 90985 72935 49676 48754 85639 120601 134783 133630
6 110274 95616 87272 87254 90985 71842 48781 49962 85818 122206 135240 133804
7 110294 96149 87617 87020 91599 70811 47969 50697 86249 123380 135131 133869
8 110073 95578 88180 86966 91786 69690 47309 51643 87181 124703 134826 134217
9 109391 94949 88434 86679 91991 68563 47336 52569 87835 125907 134522 134348
10 108810 94492 88525 87109 91935 67466 46986 54374 88198 126794 134587 134348
11 108389 94341 88561 87308 91693 66409 46692 55971 88489 127687 134522 134022
12 108168 95025 88634 86912 90652 65776 45917 57681 89016 128643 134348 133804
13 107492 95140 88652 87617 90799 65238 45056 59482 90027 129540 134391 133717
14 107034 94835 88779 87835 89806 64201 44239 61167 91339 130524 134217 134130
15 106457 94568 88943 87272 89016 63276 43445 62912 93058 131491 134478 134609
16 105903 94209 89071 89218 87944 62353 42920 64201 94644 132483 134805 134457
17 105271 93152 89310 89512 86984 61392 42024 65544 95444 133195 134979 134326
18 104660 92438 89365 89843 86374 60584 41161 66749 95559 133108 135044 134174
19 103874 91935 89365 90413 86015 59765 40342 67905 96054 133086 135415 133956
20 103229 91339 89365 90560 85406 58831 39570 68642 97564 132828 135087 133782
21 102427 90707 89310 90578 84202 58048 39203 69436 99350 132741 134500 133630
22 101708 90119 89163 90523 83252 57138 39215 70344 100971 132612 134500 133391
23 100913 89586 89163 90413 82344 56464 39668 70875 102877 132720 134674 133108
24 100293 89108 88834 90321 81769 55725 40838 71584 104581 133369 134435 132763
25 99542 88434 88870 90174 81269 56174 41496 72168 106140 133500 133739 132461
26 98907 87853 88779 90027 80131 55638 42112 72935 107631 133500 133391 132785
27 98138 88471 88634 89843 78955 55116 42680 73985 109090 133543 132979 132159
28 97373 88362 88489 89696 77617 54474 42756 75290 110536 133565 132741 131944
29 96492 88071 88362 89549 --- 54203 42857 77600 111908 133304 132979 131858
30 96722 87490 88271 89696 --- 53549 43125 79637 113428 133587 133152 131577
31 97105 --- 87835 89512 --- 52877 --- 81424 --- 133848 133195 ---
MAX 110556 96722 89365 90578 91991 76274 52891 81424 113428 133848 135415 134609
MIN 96492 87490 86535 86679 77617 52877 39203 43829 82938 114915 132741 131577
a 5351.33 5346.18 5346.37 5347.29 5340.52 5324.46 5317.17 5342.75 5359.61 5369.34 5369.04 5368.29
b -14177 -9615 +345 +1677 -11895 -24740 -9752 +38299 +32004 +20420 -653 -1618
CAL YR 1997 b -23730
WTR YR 1998 b +20295
a Elevation, in feet, at the end of month.
b Change in contents, in acre-feet.
USGS Water Resources of California
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Last modified: Wed Aug 4 09:40:29 PDT 1999