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DESCRIPTION:

Latitude 46°05'50",   Longitude 116°58'36"   NAD27

Asotin County, Washington, Hydrologic Unit 170601030303

Drainage area: 92,960.0 square miles

Datum of gage: 810.35 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2010-10-01	2025-08-28
Daily Data
Temperature, water, degrees Celsius	1959-10-01	2023-01-02	52277
Total partial pressure of dissolved gases, water, unfiltered, percent of saturation	2008-09-30	2022-09-06	6996
Discharge, cubic feet per second	1958-07-22	2025-08-27	24509
Gage height, feet	1999-09-30	2025-08-27	9402
Daily Statistics
Temperature, water, degrees Celsius	1994-10-01	2022-03-20	9574
Total partial pressure of dissolved gases, water, unfiltered, percent of saturation	2008-09-30	2022-07-25	2330
Discharge, cubic feet per second	1958-07-22	2025-03-13	24342
Gage height, feet	1999-09-30	2025-03-13	9235
Monthly Statistics
Temperature, water, degrees Celsius	1994-10	2022-03
Total partial pressure of dissolved gases, water, unfiltered, percent of saturation	2008-09	2022-07
Discharge, cubic feet per second	1958-07	2025-03
Gage height, feet	1999-09	2025-03
Annual Statistics
Temperature, water, degrees Celsius	1995	2022
Total partial pressure of dissolved gases, water, unfiltered, percent of saturation	2008	2022
Discharge, cubic feet per second	1958	2025
Gage height, feet	1999	2025
Peak streamflow	1959-06-07	2024-05-16	66
Field measurements	1974-06-19	2025-06-24	138
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1986-01-09	2021-06-01	214
Water-Year Summary	2006	2024	19
Revisions	Loading...

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