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DESCRIPTION:

Latitude 45°26'57",   Longitude 122°14'38"   NAD27

Clackamas County, Oregon, Hydrologic Unit 17080001

Drainage area: 436 square miles

Datum of gage: 240 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1986-10-01	2023-06-08
Daily Data
Temperature, water, degrees Celsius	2007-06-02	2008-08-17	1329
Discharge, cubic feet per second	1910-10-01	2023-06-07	28887
Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)	2006-03-15	2008-07-01	1872
Daily Statistics
Temperature, water, degrees Celsius	2007-06-02	2008-08-17	443
Discharge, cubic feet per second	1910-10-01	2023-01-08	28738
Monthly Statistics
Temperature, water, degrees Celsius	2007-06	2008-08
Discharge, cubic feet per second	1910-10	2023-01
Annual Statistics
Temperature, water, degrees Celsius	2007	2008
Discharge, cubic feet per second	1911	2023
Peak streamflow	1911-01-19	2021-11-12	79
Field measurements	1984-05-14	2023-06-02	228
Field/Lab water-quality samples	2005-11-02	2006-09-05	17
Water-Year Summary	2006	2022	17
Revisions	Loading...

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