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USGS 14211720 WILLAMETTE RIVER AT PORTLAND, OR

PROVISIONAL DATA SUBJECT TO REVISION

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Station operated in cooperation with the U.S. Army Corps of Engineers and funded by the U.S. Geological Survey National Streamflow Information Program (NSIP).

NOTE: River forecasts and additional data can be obtained at the 
National Weather Service's Northwest River Forecast Center web page.
Boating safety tips
Available Parameters Available Period
All 13 Available Parameters for this site
   
00010 Temperature, water 2009-01-22  2018-09-23
00060 Discharge 1988-10-01  2018-09-23
00065 Gage height 2018-05-26  2018-09-23
00095 Specific cond at 25C 2009-01-22  2018-09-23
00300 Dissolved oxygen 2009-01-22  2018-09-23
00400 pH 2009-01-22  2018-09-23
32295 fDOM, water, in situ 2015-09-24  2018-09-23
62361 Chlorophyll, in situ 2009-01-22  2018-09-23
63680 Turbidity, Form Neph 2009-01-22  2018-09-23
72137 Discharge,tide fltrd 2007-10-01  2018-09-21
72255 Mean water velocity 2018-05-26  2018-09-23
95204 Cyanobacteria, IVF 2015-09-24  2018-09-23
99137 Nitrate, in situ 2015-09-24  2018-09-23

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Summary of all available data for this site
Instantaneous-data availability statement

Temperature, water, degrees Celsius
Most recent instantaneous value: 17.0 09-23-2018   18:30 PDT
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Discharge, cubic feet per second
Most recent instantaneous value: 10700 09-23-2018   18:30 PDT
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Daily discharge, cubic feet per second -- statistics for Sep 23 based on 45 years of record more
Min
(1992)		 25th
percen-
tile		 Most Recent
Instantaneous
Value Sep 23		 Median Mean 75th
percen-
tile		 Max
(1978)
7290 9830 10700 11700 11900 13600 20000

Gage height, feet
Most recent instantaneous value: 3.43 09-23-2018   18:30 PDT
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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
Most recent instantaneous value: 90 09-23-2018   18:30 PDT
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Dissolved oxygen, water, unfiltered, milligrams per liter
Most recent instantaneous value: 9.1 09-23-2018   18:30 PDT
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pH, water, unfiltered, field, standard units
Most recent instantaneous value: 7.3 09-23-2018   18:30 PDT
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Colored dissolved organic matter fluorescence (fDOM), water, in situ, micrograms per liter as quinine sulfate equivalents (QSE)
Most recent instantaneous value: 11.9 09-23-2018   18:30 PDT
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Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter
Most recent instantaneous value: 2.3 09-23-2018   18:30 PDT
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Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)
Most recent instantaneous value: 2.6 09-23-2018   18:30 PDT
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Discharge, tidally filtered, cubic feet per second
Most recent instantaneous value: 7930 09-21-2018   17:00 PDT
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Mean water velocity for discharge computation, feet per second
Most recent instantaneous value: 0.28 09-23-2018   18:30 PDT
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Phycocyanins (cyanobacteria), water, in situ, in vivo fluorescence, in vivo fluorescence units
Most recent instantaneous value: 0.21 09-23-2018   18:30 PDT
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Nitrate, water, in situ, milligrams per liter as nitrogen
Most recent instantaneous value: 0.44 09-23-2018   18:30 PDT
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