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DESCRIPTION:

Latitude 42°33'51.75",   Longitude 121°52'46.97"   NAD83

Klamath County, Oregon, Hydrologic Unit 18010201

Drainage area: 3,030 square miles

Datum of gage: 4,148.50 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1987-10-01	2025-12-09
Daily Data
Temperature, water, degrees Celsius	2007-10-17	2025-12-09	19075
Discharge, cubic feet per second	1917-10-01	2025-12-08	39182
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2023-01-25	2025-12-09	3149
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)	2007-10-17	2024-10-28	17116
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)	2022-11-29	2025-12-09	3313
Suspended sediment concentration, water, unfiltered, estimated by regression equation, milligrams per liter	2007-10-17	2024-10-28	9794
Suspended sediment concentration, water, unfiltered, estimated by regression equation, milligrams per liter	2007-10-17	2024-10-28	5036
Daily Statistics
Temperature, water, degrees Celsius	2007-10-17	2024-10-28	5950
Discharge, cubic feet per second	1917-10-01	2024-10-08	38756
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2023-01-26	2024-11-24	669
Suspended sediment concentration, water, unfiltered, estimated by regression equation, milligrams per liter	2007-10-17	2020-09-29	4406
Monthly Statistics
Temperature, water, degrees Celsius	2007-10	2024-10
Discharge, cubic feet per second	1917-10	2024-10
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2023-01	2024-11
Suspended sediment concentration, water, unfiltered, estimated by regression equation, milligrams per liter	2007-10	2020-09
Annual Statistics
Temperature, water, degrees Celsius	2008	2025
Discharge, cubic feet per second	1918	2025
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2023	2025
Suspended sediment concentration, water, unfiltered, estimated by regression equation, milligrams per liter	2008	2020
Peak streamflow	1917-04-27	2024-04-21	108
Field measurements	1970-10-12	2025-11-06	396
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1961-09-12	2024-03-04	611
Water-Year Summary	2006	2024	19
Revisions	Loading...

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