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USGS Water-Year Summary 2024
11014000 Jamul Creek near Jamul, CA
LOCATION - Lat 32°38'15", long 116°53'00" referenced to North American Datum of 1927, in NW 1/4 NE 1/4 sec.04, T.18 S., R.1 E., San Diego County, CA, Hydrologic Unit 18070304, on right bank, 300 ft upstream from Otay Road crossing at upper end of Lower Otay Lake, 1.4 mi downstream from Dulzura Creek, and 5.5 mi south of Jamul.
DRAINAGE AREA - 70.1 mi².
REVISIONS HISTORY - WSP 1565: 1952, 1954. WSP 1715: 1944, 1946. WDR CA-93-1: Drainage area. WDR CA-94-1: Datum of gage.
SURFACE-WATER RECORDS
PERIOD OF RECORD - April 1940 to December 1940, April 1941 to September 1978, October 1985 to current year.
GAGE - Water-stage recorder and broad-crested weir control with low-water venturi-type flume. Datum of gage is 511.89 ft above NGVD of 1929 and 514.22 ft above NAVD of 1988. Prior to Oct. 1, 1951, at datum 1.00 ft higher.
REMARKS - No regulation upstream from station. Water is diverted from Cottonwood Creek at Barrett Lake (station 11011000) via San Diego and Dulzura Conduit into Dulzura Creek, a tributary to Jamul Creek, and is included in discharge for this station.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 5,870 ft³/s, Mar. 5, 1995, gage height, 7.59 ft, present datum, from rating curve extended above 1,200 ft³/s, on basis of critical-depth computations; no flow for many days most years.
