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DESCRIPTION:

Latitude 32°56'35",   Longitude 117°07'15"   NAD27

San Diego County, California, Hydrologic Unit 18070304

Drainage area: 42.1 square miles

Datum of gage: 300 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1988-10-01	2017-08-21
Daily Data
Discharge, cubic feet per second	1964-10-01	2017-08-20	19308
Daily Statistics
Discharge, cubic feet per second	1964-10-01	2016-11-08	19032
Monthly Statistics
Discharge, cubic feet per second	1964-10	2016-11
Annual Statistics
Discharge, cubic feet per second	1965	2017
Peak streamflow	1965-04-08	2016-01-05	52
Field measurements	1986-09-10	2017-08-09	396
Field/Lab water-quality samples	1985-03-20	2010-05-19	2
Water-Year Summary	2005	2016	12
Additional Data Sources	Begin Date	End Date	Count
Instantaneous-Data Archive  **offsite**	1988-10-01	2007-09-30	659028

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Record for this site is maintained by the USGS California Water Science Center

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