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DESCRIPTION:

Latitude 45°30'39.75",   Longitude 123°06'52.01"   NAD27

Washington County, Oregon, Hydrologic Unit 17090010

Datum of gage: 70.00 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2007-10-01	2025-01-28
Daily Data
Temperature, water, degrees Celsius	2001-05-09	2025-01-28	22432
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2001-05-10	2025-01-28	21570
Dissolved oxygen, water, unfiltered, milligrams per liter	2001-05-09	2025-01-28	21573
pH, water, unfiltered, field, standard units	2001-05-12	2025-01-28	21996
Dissolved organic matter fluorescence (fDOM), water, in situ, concentration estimated from reference material, micrograms per liter as quinine sulfate equivalents (QSE)	2022-01-29	2025-01-28	3254
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)	2002-05-09	2025-01-28	20649
Daily Statistics
Temperature, water, degrees Celsius	2001-05-09	2024-10-16	7369
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2001-05-10	2024-10-16	7065
Dissolved oxygen, water, unfiltered, milligrams per liter	2001-05-09	2024-05-28	6939
Monthly Statistics
Temperature, water, degrees Celsius	2001-05	2024-10
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2001-05	2024-10
Dissolved oxygen, water, unfiltered, milligrams per liter	2001-05	2024-05
Annual Statistics
Temperature, water, degrees Celsius	2001	2025
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2001	2025
Dissolved oxygen, water, unfiltered, milligrams per liter	2001	2024
Field/Lab water-quality samples	2022-01-11	2022-01-11	2
Water-Year Summary	2014	2024	11
Revisions	Loading...

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