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DESCRIPTION:

Latitude 45°29'54",   Longitude 122°00'40"   NAD27

Multnomah County, Oregon, Hydrologic Unit 17080001

Drainage area: 47.9 square miles

Datum of gage: 1,080 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1991-10-01	2022-08-08
Daily Data
Temperature, water, degrees Celsius	1977-10-21	2022-08-08	46809
Discharge, cubic feet per second	1966-07-22	2022-08-07	20471
Turbidity, water, unfiltered, nephelometric turbidity units	1990-09-30	1994-07-20	2565
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1977-10-21	2022-08-07	41388
pH, water, unfiltered, field, standard units	1990-08-30	1992-08-27	1080
Suspended sediment concentration, milligrams per liter	1977-10-01	1986-09-29	2711
Suspended sediment discharge, short tons per day	1977-10-01	1986-09-29	3286
Daily Statistics
Temperature, water, degrees Celsius	1977-10-21	2022-06-07	15655
Discharge, cubic feet per second	1966-07-22	2022-06-07	20410
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1977-10-21	2022-06-07	15339
Suspended sediment concentration, milligrams per liter	1977-10-01	1986-09-29	2711
Suspended sediment discharge, short tons per day	1977-10-01	1986-09-29	3286
Monthly Statistics
Temperature, water, degrees Celsius	1977-10	2022-06
Discharge, cubic feet per second	1966-07	2022-06
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1977-10	2022-06
Suspended sediment concentration, milligrams per liter	1977-10	1986-09
Suspended sediment discharge, short tons per day	1977-10	1986-09
Annual Statistics
Temperature, water, degrees Celsius	1978	2022
Discharge, cubic feet per second	1966	2022
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1978	2022
Suspended sediment concentration, milligrams per liter	1978	1986
Suspended sediment discharge, short tons per day	1978	1986
Peak streamflow	1966-12-13	2020-12-20	54
Field measurements	1971-01-19	2022-08-04	256
Field/Lab water-quality samples	1971-11-11	1983-12-17	788
Water-Year Summary	2006	2021	16
Revisions	Loading...

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