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DESCRIPTION:

Latitude 40°39'00",   Longitude 123°29'35"   NAD27

Trinity County, California, Hydrologic Unit 18010212

Drainage area: 764 square miles

Datum of gage: 1,211.96 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1988-10-01	2026-01-21
Daily Data
Temperature, water, degrees Celsius	1965-10-02	1982-08-31	8755
Discharge, cubic feet per second	1965-10-01	2026-01-20	22027
Suspended sediment concentration, milligrams per liter	1966-10-01	1982-04-30	1975
Suspended sediment discharge, short tons per day	1966-10-01	1982-04-30	1975
Daily Statistics
Discharge, cubic feet per second	1965-10-01	2025-06-08	21801
Suspended sediment concentration, milligrams per liter	1966-10-01	1982-04-30	1975
Suspended sediment discharge, short tons per day	1966-10-01	1982-04-30	1975
Monthly Statistics
Discharge, cubic feet per second	1965-10	2025-06
Suspended sediment concentration, milligrams per liter	1966-10	1982-04
Suspended sediment discharge, short tons per day	1966-10	1982-04
Annual Statistics
Discharge, cubic feet per second	1966	2025
Suspended sediment concentration, milligrams per liter	1967	1982
Suspended sediment discharge, short tons per day	1967	1982
Peak streamflow	1964-12-22	2024-01-14	60
Field measurements	1967-01-31	2026-01-05	413
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1966-12-03	1982-05-05	84
Water-Year Summary	2005	2024	20
Revisions	Loading...

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