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DESCRIPTION:

Latitude 47°41'45",   Longitude 121°49'22"   NAD27

King County, Washington, Hydrologic Unit 171100100505

Drainage area: 81.4 square miles

Datum of gage: 348.0 feet above   NGVD29.

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	2016-10-01	2025-08-27	9729
Discharge, cubic feet per second	1928-09-01	2025-08-27	33325
Gage height, feet	1985-05-15	2025-08-27	14469
Daily Statistics
Temperature, water, degrees Celsius	2016-10-01	2025-04-22	3116
Discharge, cubic feet per second	1928-09-01	2025-04-22	33198
Gage height, feet	1985-05-15	2025-04-22	14342
Monthly Statistics
Temperature, water, degrees Celsius	2016-10	2025-04
Discharge, cubic feet per second	1928-09	2025-04
Gage height, feet	1985-05	2025-04
Annual Statistics
Temperature, water, degrees Celsius	2017	2025
Discharge, cubic feet per second	1928	2025
Gage height, feet	1985	2025
Peak streamflow	1928-10-09	2023-12-05	89
Field measurements	1926-07-09	2025-06-30	273
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1960-07-20	2021-07-29	55
Water-Year Summary	2006	2024	19
Revisions	Loading...

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