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DESCRIPTION:

Latitude 33°30'09",   Longitude 117°38'50"   NAD27

Orange County, California, Hydrologic Unit 18070301

Drainage area: 109 square miles

Datum of gage: 81.51 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2007-10-01	2026-01-22
Daily Data
Temperature, water, degrees Celsius	1987-12-22	1988-06-01	87
Discharge, cubic feet per second	1985-10-01	2026-01-21	14723
Suspended sediment concentration, milligrams per liter	1986-10-01	1988-09-29	730
Suspended sediment discharge, short tons per day	1986-10-01	1988-09-29	730
Daily Statistics
Discharge, cubic feet per second	1985-10-01	2025-11-14	14655
Suspended sediment concentration, milligrams per liter	1986-10-01	1988-09-29	730
Suspended sediment discharge, short tons per day	1986-10-01	1988-09-29	730
Monthly Statistics
Discharge, cubic feet per second	1985-10	2025-11
Suspended sediment concentration, milligrams per liter	1986-10	1988-09
Suspended sediment discharge, short tons per day	1986-10	1988-09
Annual Statistics
Discharge, cubic feet per second	1986	2026
Suspended sediment concentration, milligrams per liter	1987	1988
Suspended sediment discharge, short tons per day	1987	1988
Peak streamflow	1986-04-06	2025-02-14	40
Field measurements	1988-12-20	2026-01-15	558
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1988-01-18	1993-08-25	118
Water-Year Summary	2005	2025	21
Revisions	Loading...

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