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DESCRIPTION:

Latitude 41°18'13",   Longitude 123°32'00"   NAD27

Humboldt County, California, Hydrologic Unit 18010209

Drainage area: 8,475 square miles

Datum of gage: 355.98 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1988-10-01	2024-04-19
Daily Data
Temperature, water, degrees Celsius	1965-10-19	2024-04-18	22740
Discharge, cubic feet per second	1927-10-01	2024-04-18	35265
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2002-06-28	2003-11-30	692
Dissolved oxygen, water, unfiltered, milligrams per liter	2002-06-28	2003-11-30	648
pH, water, unfiltered, field, standard units	2002-06-28	2003-11-30	692
Suspended sediment concentration, milligrams per liter	1967-01-01	1979-09-29	4655
Suspended sediment discharge, short tons per day	1967-01-01	1979-09-29	4655
Daily Statistics
Temperature, water, degrees Celsius	1969-04-06	2023-11-27	2565
Discharge, cubic feet per second	1927-10-01	2023-10-03	35067
Suspended sediment concentration, milligrams per liter	1967-01-01	1979-09-29	4655
Suspended sediment discharge, short tons per day	1967-01-01	1979-09-29	4655
Monthly Statistics
Temperature, water, degrees Celsius	1969-04	2023-11
Discharge, cubic feet per second	1927-10	2023-10
Suspended sediment concentration, milligrams per liter	1967-01	1979-09
Suspended sediment discharge, short tons per day	1967-01	1979-09
Annual Statistics
Temperature, water, degrees Celsius	1969	2024
Discharge, cubic feet per second	1928	2024
Suspended sediment concentration, milligrams per liter	1967	1979
Suspended sediment discharge, short tons per day	1967	1979
Peak streamflow	1927-02-21	2022-12-27	96
Field measurements	1932-03-18	2024-03-18	330
Field/Lab water-quality samples	1950-10-12	2024-03-05	719
Water-Year Summary	2005	2023	19
Revisions	Loading...

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