2000 California Hydrologic Data Report
a Elevation, in feet, at end of month.
b Change in contents, in acre-feet.
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, and 5.2
mi southwest of town of Big Creek.
DRAINAGE AREA - 29.1 mi".
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 No. 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, 134,783 acre-ft, July 19, elevation, 5,369.77 ft; minimum,
79,398 acre-ft, Apr. 20, elevation, 5,341.57 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 1999 TO SEPTEMBER 2000
DAILY OBSERVATION AT 2400 HOURS
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
1 113976 e112092 103483 91711 92661 e95996 86320 83095 118321 133217 130653 124872
2 114017 e111422 103463 91022 92661 e96177 86051 83796 119211 133195 130588 124851
3 114159 110778 103365 90192 92140 96359 85370 84185 120060 133152 130524 124618
4 114058 110697 103346 89347 92121 96359 84591 85460 120621 133152 130524 124703
5 114690 110778 103307 88543 92084 96016 83813 86625 e122605 133195 130481 124261
6 114670 110778 103268 87817 92121 95425 83130 88035 e124529 133217 130203 123590
7 115099 e110706 e103174 87109 92028 95387 82676 88670 126901 133260 130118 123296
8 114853 e110637 e103073 86966 91916 94701 82169 89567 128601 133000 129519 123149
9 115466 e110568 e102971 86966 92252 94379 81717 90707 129968 133043 128963 122666
10 115364 110496 e102869 86948 e92853 93907 81493 91804 131383 133195 128282 122352
11 115282 110254 e102767 86589 e93140 93284 81114 93133 132806 134022 128516 121685
12 115589 109371 e102665 87217 e93427 92793 80510 94266 133456 134326 128409 121622
13 115609 109030 e102564 87617 e93713 92102 80097 95292 133978 134587 127857 121309
14 116018 108810 e102462 87109 e94000 91730 79756 95921 134283 134283 127836 120061
15 115854 108689 e102360 87145 e94287 91208 79654 96340 134109 133978 127793 119481
16 116202 108228 e102258 87326 e94574 90413 79620 97258 133956 134022 127177 118818
17 116592 107571 e102156 87435 94816 89898 79466 97985 133739 134196 126646 118404
18 116592 107034 101689 88543 94720 89604 79585 98984 133674 134696 126540 118404
19 117189 106955 101126 88997 94720 89586 79585 100719 133695 134783 126202 117621
20 117231 106239 100584 88779 94568 89181 79398 101980 134022 134609 126076 117251
21 117251 105311 100043 89163 94739 89347 79688 103248 134391 134370 126097 116592
22 117251 105449 99465 89512 94587 89475 79739 104541 134565 133652 126118 116079
23 117313 104620 98406 90302 94739 89512 79671 106159 134544 132871 126054 115793
24 117045 104128 97449 90780 94644 89622 79995 107392 134696 132936 126097 115752
25 116572 103776 96894 91283 94587 89108 80528 108489 134674 133195 125970 115119
26 116100 103815 96225 91264 95063 88198 81390 109572 134761 132742 125907 114343
27 115139 103874 95501 91450 e95451 87417 82274 110617 134565 132181 125569 113469
28 114772 103639 94663 91413 e95633 87490 82938 111464 133956 132095 125210 112799
29 e114103 103385 93794 91450 e95814 87581 82868 112982 133826 e131694 124829 111988
30 e113433 103307 93209 91991 --- 87381 82972 114037 133521 e131286 124597 111121
31 e112763 --- 92475 92196 --- 86840 --- 114935 --- 130845 124618 ---
MAX 117313 112092 103483 92196 95814 96359 86320 114935 134761 134783 130653 124872
MIN 112763 103307 92475 86589 91916 86840 79398 83095 118321 130845 124597 111121
a 5354.54 5348.89 5348.74 5345.82 5343.64 5360.35 5369.19 5367.95 5365.02 5358.47
b -1132 -9456 -10832 -279 +3618 -8974 -3868 +31963 +18586 -2676 -6227 -13497
CAL YR 1999 b -356
WTR YR 2000 b -2774
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