USGS Water-Year Summary 2023
11427400 French Meadows Reservoir near Foresthill, CA
LOCATION - Lat 39°06'32", long 120°25'49" referenced to North American Datum of 1927, in SW 1/4 NE 1/4 sec.32, T.15 N., R.14 E., Placer County, CA, Hydrologic Unit 18020128, in Tahoe National Forest, on left bank, 2.2 mi upstream from French Meadows Dam on Middle Fork American River, 6.9 mi upstream from Chipmunk Creek, and 21 mi northeast of Foresthill.
DRAINAGE AREA - 47 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - December 1964 to current year.
GAGE - Water-stage recorder. Datum of gage is NGVD of 1929 (levels by Placer County Water Agency).
COOPERATION - Records provided by Placer County Water Agency, under general supervision of the U.S. Geological Survey, in connection with Federal Energy Regulatory Commission project no. 2079.
EXTREMES FOR PERIOD OF RECORD - Prior to Oct. 1, 2008, maximum contents at 2400 hours, 137,700 acre-ft, May 19, 1966, elevation, 5,263.9 ft. Since Oct. 1, 2008, maximum contents, 133,500 acre-ft, June 3, 4, 2009, elevation, 5,260.93 ft. Minimum since reservoir first filled, 28,500 acre-ft, Oct. 21-24, 1991, elevation, 5,157.6 ft.