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DESCRIPTION:

Latitude 48°26'42",   Longitude 122°20'03"   NAD27

Skagit County, Washington, Hydrologic Unit 17110007

Drainage area: 3,093 square miles

Datum of gage: 3.80 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1988-10-01	2025-09-04
Daily Data
Temperature, water, degrees Celsius	1962-07-03	2025-09-03	23367
Discharge, cubic feet per second	1940-10-01	2025-09-03	31019
Gage height, feet	1988-04-11	2025-09-03	12752
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)	2016-09-08	2017-10-02	1134
Suspended sediment concentration, milligrams per liter	2006-03-10	2007-09-29	569
Suspended sediment discharge, short tons per day	2006-03-10	2007-09-29	569
Daily Statistics
Temperature, water, degrees Celsius	1974-02-01	2025-06-04	5751
Discharge, cubic feet per second	1940-10-01	2025-06-04	30928
Gage height, feet	1988-04-11	2025-06-04	12661
Suspended sediment concentration, milligrams per liter	2006-03-10	2007-09-29	569
Suspended sediment discharge, short tons per day	2006-03-10	2007-09-29	569
Monthly Statistics
Temperature, water, degrees Celsius	1974-02	2025-06
Discharge, cubic feet per second	1940-10	2025-06
Gage height, feet	1988-04	2025-06
Suspended sediment concentration, milligrams per liter	2006-03	2007-09
Suspended sediment discharge, short tons per day	2006-03	2007-09
Annual Statistics
Temperature, water, degrees Celsius	1974	2025
Discharge, cubic feet per second	1941	2025
Gage height, feet	1988	2025
Suspended sediment concentration, milligrams per liter	2006	2007
Suspended sediment discharge, short tons per day	2006	2007
Peak streamflow	1906-11	2023-12-06	85
Field measurements	1959-08-29	2025-08-14	438
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1947-09-15	2021-05-07	533
Water-Year Summary	2006	2024	19
Revisions	Loading...

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