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DESCRIPTION:

Latitude 45°27'31.0",   Longitude 123°09'21.3"   NAD83

Washington County, Oregon, Hydrologic Unit 17090010

Drainage area: 43.5 square miles

Datum of gage: 176 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2020-08-06	2024-11-21
Daily Data
Temperature, water, degrees Celsius	2020-08-06	2024-11-20	4674
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2020-08-07	2024-11-20	4665
Dissolved oxygen, water, unfiltered, milligrams per liter	2020-08-06	2024-11-20	4668
pH, water, unfiltered, field, standard units	2020-08-06	2024-11-20	4667
Dissolved organic matter fluorescence (fDOM), water, in situ, concentration estimated from reference material, micrograms per liter as quinine sulfate equivalents (QSE)	2021-11-22	2024-11-20	3062
Chlorophyll relative fluorescence (fChl), water, in situ, relative fluorescence units (RFU)	2024-05-22	2024-11-20	545
Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll	2021-11-22	2024-05-22	2713
Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin	2021-11-22	2024-05-22	2713
Phycocyanin relative fluorescence (fPC), water, in situ, relative fluorescence units (RFU)	2024-05-22	2024-11-20	545
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)	2020-08-07	2024-11-20	4458
Daily Statistics
Temperature, water, degrees Celsius	2020-08-07	2024-05-21	1371
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2020-08-07	2024-05-21	1370
Dissolved oxygen, water, unfiltered, milligrams per liter	2020-08-07	2024-05-21	1370
Monthly Statistics
Temperature, water, degrees Celsius	2020-08	2024-05
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2020-08	2024-05
Dissolved oxygen, water, unfiltered, milligrams per liter	2020-08	2024-05
Annual Statistics
Temperature, water, degrees Celsius	2020	2024
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2020	2024
Dissolved oxygen, water, unfiltered, milligrams per liter	2020	2024
Field/Lab water-quality samples	2020-09-02	2021-10-04	14
Water-Year Summary	2020	2023	4
Revisions	Loading...

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