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Water-Year Summary for Site 11089500

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Available Parameters
00060 Discharge(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
11089500 Fullerton Creek below Fullerton Dam, near Brea, CA
LOCATION - Lat 33°53'45", long 117°53'07" referenced to North American Datum of 1927, in NW 1/4 SW 1/4 sec.24, T.3 S., R.10 W., Orange County, CA, Hydrologic Unit 18070106, on left bank of outlet channel of Fullerton Dam, and 1.6 mi southeast of Brea.
DRAINAGE AREA - 4.94 mi².
REVISIONS HISTORY - WSP 1245: 1950 (instantaneous maximum discharge). WSP 1928: Drainage area. WDR CA-82-1: 1981.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1941 to current year.
GAGE - Water-stage recorder. Elevation of gage is 250 ft above NGVD of 1929, from topographic map. V-notch sharp-crested weir used Oct. 25, 1946, to Feb. 2, 1956. Prior to Dec. 3, 1971, at datum 3.00 ft higher.
REMARKS - Flow regulated by Fullerton Flood-Control Reservoir, capacity, 760 acre-ft (resurvey of 1970). Small tributary formerly entering below station diverted into reservoir since December 1954. See schematic diagram of San Gabriel River and Los Angeles River Basins available from the California Water Science Center.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 496 ft³/s, Feb. 6, 2010, gage height, 9.24 ft, present datum; no flow at times some years.