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Water-Year Summary for Site 10287285

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Available Parameters
00054 Reservoir storage(Obs.)  

Water year 2018: 2017-10-01 to 2018-09-30
 

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USGS Water-Year Summary 2018
10287285 Agnew Lake near June Lake, CA
LOCATION - Lat 37°45'30", long 119°07'52" referenced to North American Datum of 1927, Mono County, CA, Hydrologic Unit 18090101, unsurveyed, in Inyo National Forest, in boat house, at left abutment of dam on Rush Creek, and 3.3 mi southwest of town of June Lake.
DRAINAGE AREA - 23.3 mi².
SURFACE-WATER RECORDS
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 Unpublished records prior to October 1990 available in files of Southern California Edison Co.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 NGVD of 1929 (levels by Southern California Edison Co.).
COOPERATION - Records collected by Southern California Edison Co., under general supervision of the U.S. Geological Survey, in connection with Federal Energy Regulatory Commission project no. 1389.
REMARKS - There was no usable storage for the entire 2014-2016 water years. Reservoir is formed on natural lake by concrete dam completed in 1916. Contents based on capacity table dated Aug. 25, 1981. Total capacity, 810 acre-ft, between elevations 8,470.00 ft, invert of outlet, and 8,495.88 ft, crest of spillway. Figures given represent usable contents at 2400 hours. Water is used for power development downstream.
EXTREMES FOR PERIOD OF RECORD - Maximum contents, 913 acre-ft, estimated, June 3-10, 2003, elevation unknown; minimum, no storage on many days 2012 to 2017.