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DESCRIPTION:

Latitude 45°24'13",   Longitude 122°45'13"   NAD27

Washington County, Oregon, Hydrologic Unit 17090010

Drainage area: 31.5 square miles

Datum of gage: 115.78 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1993-10-01	2024-05-18
Daily Data
Temperature, water, degrees Celsius	1993-10-18	2024-05-18	25818
Discharge, cubic feet per second	1993-10-01	2024-05-17	9488
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1993-10-18	2024-05-17	25581
Dissolved oxygen, water, unfiltered, milligrams per liter	2003-01-11	2024-05-18	22604
pH, water, unfiltered, field, standard units	2003-01-11	2024-05-18	22749
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)	2003-01-11	2024-05-17	21626
Daily Statistics
Temperature, water, degrees Celsius	1993-10-18	2024-02-06	8499
Discharge, cubic feet per second	1993-10-01	2023-05-14	9119
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1993-10-18	2024-02-06	8408
Dissolved oxygen, water, unfiltered, milligrams per liter	2003-01-11	2024-02-06	7428
Monthly Statistics
Temperature, water, degrees Celsius	1993-10	2024-02
Discharge, cubic feet per second	1993-10	2023-05
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1993-10	2024-02
Dissolved oxygen, water, unfiltered, milligrams per liter	2003-01	2024-02
Annual Statistics
Temperature, water, degrees Celsius	1994	2024
Discharge, cubic feet per second	1994	2023
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1994	2024
Dissolved oxygen, water, unfiltered, milligrams per liter	2003	2024
Peak streamflow	1994-02-24	2021-11-12	25
Field measurements	1992-09-07	2024-02-16	292
Field/Lab water-quality samples	1991-01-07	2024-02-14	1703
Water-Year Summary	2006	2023	18
Revisions	Loading...

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