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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)	2010-10-01	2024-10-31
Daily Data
Temperature, water, degrees Celsius	1993-10-18	2024-10-31	26314
Discharge, cubic feet per second	1993-10-01	2024-10-30	9654
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1993-10-18	2024-10-31	26077
Dissolved oxygen, water, unfiltered, milligrams per liter	2003-01-11	2024-10-31	23102
pH, water, unfiltered, field, standard units	2003-01-11	2024-10-31	23246
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	2024-10-31	22127
Daily Statistics
Temperature, water, degrees Celsius	1993-10-18	2024-05-13	8595
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	2024-05-13	8505
Dissolved oxygen, water, unfiltered, milligrams per liter	2003-01-11	2024-05-13	7525
Monthly Statistics
Temperature, water, degrees Celsius	1993-10	2024-05
Discharge, cubic feet per second	1993-10	2023-05
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1993-10	2024-05
Dissolved oxygen, water, unfiltered, milligrams per liter	2003-01	2024-05
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	2024-09-11	299
Field/Lab water-quality samples	1991-01-07	2024-02-14	1703
Water-Year Summary	2006	2023	18
Revisions	Loading...

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