USGS Water-Year Summary 2023
11230500 Bear Creek near Lake Thomas A. Edison, CA
LOCATION - Lat 37°20'22", long 118°58'21" referenced to North American Datum of 1927, Fresno County, CA, Hydrologic Unit 18040006, unsurveyed, in Sierra National Forest, on right bank, 0.2 mi upstream from diversion dam, 1.7 mi upstream from mouth, 2.1 mi south of Lake Thomas A. Edison, and 2.4 mi northeast of Mono Hot Springs.
DRAINAGE AREA - 52.5 mi².
REVISIONS HISTORY - WSP 611: 1922 (instantaneous maximum discharge). WSP 1345: 1931-35. WSP 1515: 1922-30. WSP 1930: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1921 to current year. Monthly discharge only for some periods, published in WSP 1315-A. Prior to October 1954, published as "near Vermilion Valley."
GAGE - Water-stage recorder. Datum of gage is 7,366.94 ft above NGVD of 1929 (levels by Southern California Edison Co.).
COOPERATION - Records were collected by Southern California Edison Co., under general supervision of the U.S. Geological Survey, in connection with Federal Energy Regulatory Commission project nos. 67 and 120.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 3,660 ft³/s, Sept. 26, 1982, gage height, 8.35 ft, from rating curve extended above 570 ft³/s; minimum daily, 1.2 ft³/s, Sept. 29 to Oct. 5, 1924.