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* IMPORTANT: Next Generation Station Page

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
  
2009-01-22  2020-07-10
1988-10-01  2020-07-10
2007-10-01  2020-07-03
2017-07-11  2020-07-10
2009-01-22  2020-07-10
2009-01-22  2020-07-10
2009-01-22  2020-07-10
2017-07-11  2020-07-10
2009-01-22  2020-07-10
2009-01-22  2020-07-10
2007-10-01  2020-07-09
2009-01-22  2020-07-10
2020-03-12  2020-07-03
2017-07-11  2020-07-10
2017-07-11  2020-07-10
2017-07-11  2020-07-10







 (7)
 

  -- or --

 


 

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


Temperature, water, degrees Celsius

Most recent instantaneous value: 19.7 07-10-2020   10:00 PDT
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Discharge, cubic feet per second

Most recent instantaneous value: 10300 07-10-2020   11:55 PDT
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Daily discharge, cubic feet per second -- statistics for Jul 10 based on 47 water years of record more
Min
(1978)
25th
percen-
tile
Median Most Recent
Instantaneous
Value Jul 10
Mean 75th
percen-
tile
Max
(1983)
4200 8500 9830 10300 10500 12100 18000


Gage height, feet, Broadway Bridge

Most recent instantaneous value: 5.56 07-10-2020   11:55 PDT
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Gage height, feet, Morrison Bridge

Most recent instantaneous value: 7.78 07-03-2020   14:40 PDT
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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius

Most recent instantaneous value: 84 07-10-2020   10:00 PDT
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Dissolved oxygen, water, unfiltered, milligrams per liter

Most recent instantaneous value: 8.4 07-10-2020   10:00 PDT
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pH, water, unfiltered, field, standard units

Most recent instantaneous value: 7.2 07-10-2020   10:00 PDT
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Dissolved organic matter fluorescence (fDOM), water, in situ, concentration estimated from reference material, micrograms per liter as quinine sulfate equivalents (QSE)

Most recent instantaneous value: 11.94 07-10-2020   10:00 PDT
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Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter

Most recent instantaneous value: 0.9 07-10-2020   10:00 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: 1.3 07-10-2020   10:00 PDT
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Discharge, tidally filtered, cubic feet per second

Most recent instantaneous value: 9660 07-09-2020   00:00 PDT
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Depth of sensor below water surface, feet, [Depth accuracy is variable]

Most recent instantaneous value: 10.08 07-10-2020   10:00 PDT
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Mean water velocity for discharge computation, feet per second, Broadway Bridge, [Broadway Bridge]

Most recent instantaneous value: 0.27 07-10-2020   11:55 PDT
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Mean water velocity for discharge computation, feet per second, Morrison Bridge

Most recent instantaneous value: 0.36 07-03-2020   14:40 PDT
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Phycocyanins (cyanobacteria), water, in situ, in vivo fluorescence, in vivo fluorescence units

Most recent instantaneous value: 0.23 07-10-2020   10:00 PDT
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Nitrate, water, in situ, milligrams per liter as nitrogen

Most recent instantaneous value: 0.41 07-10-2020   10:00 PDT
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