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Water-Year Summary for Site 11414465

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Available Parameters
00054 Reservoir storage(Obs.)  

Water year 2020: 2020-10-01 to 2021-09-30
 

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USGS Water-Year Summary 2020
11414465 Sawmill Lake near Graniteville, CA
LOCATION - Lat 39°26'44", long 120°36'02" referenced to North American Datum of 1927, in NW 1/4 NW 1/4 sec.11, T.18 N., R.12 E., Nevada County, CA, Hydrologic Unit 18020125, Tahoe National Forest, near right bank end of Sawmill Lake Dam, on Canyon Creek, 0.8 mi upstream from Bowman Lake, and 7.2 mi east of Graniteville.
DRAINAGE AREA - 16.4 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1986 to current year. Unpublished records for water years 1966-86 available in files of the U.S. Geological Survey.
GAGE - Water-stage recorder, installed Nov. 22, 1999. Records prior to Nov. 22, 1999, are instantaneous values. Datum of gage is NGVD of 1929 (levels by Nevada Irrigation District).
COOPERATION - Records were collected by Nevada Irrigation District, under general supervision of the U.S. Geological Survey, in connection with Federal Energy Regulatory Commission project no. 2266.
REMARKS - Reservoir is formed by a rock-filled dam initially constructed prior to 1880 and enlarged in 1941. Contents based on capacity table dated 1964. Usable capacity, 3,030 acre-ft, between elevations 5,805 ft, base of dam, and 5,860 ft, crest of spillway. Figures given represent usable contents at 2400 hours. Released water is used for hydroelectric power and irrigation downstream. See schematic diagram of North and Middle Yuba River Basins available from the California Water Science Center.
EXTREMES FOR PERIOD OF RECORD - Maximum storage recorded, 3,350 acre-ft, Dec. 30, 2005, elevation, 5,862.79 ft; minimum recorded, 1,060 acre-ft, Oct. 7, 2015, elevation, 5,839.05 ft.