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Water-Year Summary for Site USGS 11042400

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00060 Discharge(Mean)  

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

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USGS Water-Year Summary 2021
11042400 Temecula Creek near Aguanga, CA
LOCATION - Lat 33°27'33", long 116°55'22" referenced to North American Datum of 1927, in SW 1/4 SW 1/4 sec.19, T.8 S., R.1 E., Riverside County, CA, Hydrologic Unit 18070302, on right bank of low-water channel, 1.6 mi downstream from Long Canyon, and 3.5 mi northwest of Aguanga.
DRAINAGE AREA - 131 mi².
REVISIONS HISTORY - WDR CA-89-1: 1958 (peaks above base), 1966 (instantaneous maximum discharge), 1979 (instantaneous maximum discharge), 1980 (instantaneous maximum discharge), 1986 (instantaneous maximum discharge). WSP 1928: Drainage area.
PERIOD OF RECORD - August 1957 to current year.
GAGE - Water-stage recorder and crest-stage gage. Elevation of gage is 1,590 ft above NGVD of 1929, from topographic map.
REMARKS - No regulation upstream from station. Pumping upstream from station for irrigation of less than 1,000 acres. See schematic diagram of Santa Margarita River Basin available from the California Water Science Center.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 8,100 ft³/s, Jan. 16, 1993, gage height, 14.6 ft, from floodmark, from rating curve extended above 1,200 ft³/s, on basis of critical depth computation; no flow for several days in some years.