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DESCRIPTION:

Latitude 47°28'58",   Longitude 122°12'08"   NAD27

King County, Washington, Hydrologic Unit 171100120107

Drainage area: 184.0 square miles

Datum of gage: 18.77 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	1992-02-22	2025-08-27	33543
Discharge, cubic feet per second	1945-09-01	2025-08-27	28721
Gage height, feet	1991-10-02	2025-08-27	11469
Daily Statistics
Temperature, water, degrees Celsius	1992-02-23	2024-11-03	10884
Discharge, cubic feet per second	1945-09-01	2024-12-12	28463
Gage height, feet	1991-10-02	2024-12-12	11211
Monthly Statistics
Temperature, water, degrees Celsius	1992-02	2024-11
Discharge, cubic feet per second	1945-09	2024-12
Gage height, feet	1991-10	2024-12
Annual Statistics
Temperature, water, degrees Celsius	1992	2025
Discharge, cubic feet per second	1945	2025
Gage height, feet	1992	2025
Peak streamflow	1906-11-15	2023-12-06	79
Field measurements	1901-02-09	2025-06-06	570
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1959-10-16	2021-08-11	118
Water-Year Summary	2006	2024	19
Revisions	Loading...

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