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DESCRIPTION:

Latitude 47°16'30",   Longitude 122°12'24"   NAD27

King County, Washington, Hydrologic Unit 17110014

Drainage area: 474 square miles

Datum of gage: 3.66 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2009-10-01	2025-04-03
Daily Data
Temperature, water, degrees Celsius	2010-05-27	2025-04-02	15731
Discharge, cubic feet per second	2009-09-30	2025-04-02	5664
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2010-05-27	2025-04-02	13610
Dissolved oxygen, water, unfiltered, milligrams per liter	2010-06-25	2025-04-02	14582
pH, water, unfiltered, field, standard units	2010-05-27	2025-04-02	14455
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)	2010-05-27	2021-07-06	10054
Daily Statistics
Temperature, water, degrees Celsius	2010-05-27	2025-01-22	5192
Discharge, cubic feet per second	2009-09-30	2024-11-13	5524
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2010-05-27	2025-01-22	4477
Dissolved oxygen, water, unfiltered, milligrams per liter	2010-06-25	2025-01-22	4808
Monthly Statistics
Temperature, water, degrees Celsius	2010-05	2025-01
Discharge, cubic feet per second	2009-09	2024-11
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2010-05	2025-01
Dissolved oxygen, water, unfiltered, milligrams per liter	2010-06	2025-01
Annual Statistics
Temperature, water, degrees Celsius	2010	2025
Discharge, cubic feet per second	2009	2025
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2010	2025
Dissolved oxygen, water, unfiltered, milligrams per liter	2010	2025
Peak streamflow	2010-06-03	2022-11-04	14
Field measurements	2009-04-16	2025-03-13	122
Field/Lab water-quality samples	1986-01-19	2011-01-20	156
Water-Year Summary	2010	2024	15
Revisions	Loading...

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