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DESCRIPTION:

Latitude 45°27'11",   Longitude 122°38'31"   NAD27

Clackamas County, Oregon, Hydrologic Unit 17090012

Drainage area: 53.17 square miles

Datum of gage: 0.00 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1989-04-22	2023-11-28
Daily Data
Temperature, water, degrees Celsius	1998-05-07	2023-11-27	27901
Discharge, cubic feet per second	1989-04-22	2023-11-27	12638
Daily Statistics
Temperature, water, degrees Celsius	1998-05-07	2022-12-11	8944
Discharge, cubic feet per second	1989-04-22	2022-12-11	12287
Monthly Statistics
Temperature, water, degrees Celsius	1998-05	2022-12
Discharge, cubic feet per second	1989-04	2022-12
Annual Statistics
Temperature, water, degrees Celsius	1998	2023
Discharge, cubic feet per second	1989	2023
Peak streamflow	1990-01-10	2022-01-03	33
Field measurements	1989-04-21	2023-11-16	266
Field/Lab water-quality samples	1989-09-06	2023-08-28	40
Water-Year Summary	2006	2022	17
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