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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
  
2009-01-22  2020-08-12
1988-10-01  2020-08-12
2007-10-01  2020-08-12
2009-01-22  2020-08-12
2009-01-22  2020-08-12
2009-01-22  2020-08-12
2017-08-13  2020-08-12
2009-01-22  2020-08-12
2009-01-22  2020-08-12
2007-10-01  2020-08-11
2009-01-22  2020-08-12
2020-04-14  2020-08-12
2017-08-13  2020-08-12
2017-08-13  2020-08-12
2017-08-13  2020-08-12







 (7)
 

  -- or --

 


 

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


Temperature, water, degrees Celsius

Most recent instantaneous value: 22.7 08-12-2020   13:00 PDT
Graph of  Temperature, water, degrees Celsius

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Discharge, cubic feet per second

Most recent instantaneous value: 9490 08-12-2020   13:55 PDT
Graph of  Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Aug 12 based on 47 water years of record more
Min
(1973)
25th
percen-
tile
Median Mean Most Recent
Instantaneous
Value Aug 12
75th
percen-
tile
Max
(2017)
5600 7390 8000 8570 9490 9850 13900


Gage height, feet, Morrison Bridge

Most recent instantaneous value: 2.62 08-12-2020   13:35 PDT
Graph of  Gage height, feet

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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius

Most recent instantaneous value: 82 08-12-2020   13:00 PDT
Graph of  Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius

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Dissolved oxygen, water, unfiltered, milligrams per liter

Most recent instantaneous value: 7.7 08-12-2020   13:00 PDT
Graph of  Dissolved oxygen, water, unfiltered, milligrams per liter

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pH, water, unfiltered, field, standard units

Most recent instantaneous value: 7.1 08-12-2020   13:00 PDT
Graph of  pH, water, unfiltered, field, standard units

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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: 9.87 08-12-2020   13:00 PDT
Graph of  Dissolved organic matter fluorescence (fDOM), water, in situ, concentration estimated from reference material, micrograms per liter as quinine sulfate equivalents (QSE)

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Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter

Most recent instantaneous value: 1.0 08-12-2020   13:00 PDT
Graph of  Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter

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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 08-12-2020   13:00 PDT
Graph of  Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)

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Discharge, tidally filtered, cubic feet per second

Most recent instantaneous value: 4800 08-11-2020   02:00 PDT
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Depth of sensor below water surface, feet, [Depth accuracy is variable]

Most recent instantaneous value: 6.72 08-12-2020   13:00 PDT
Graph of  Depth of sensor below water surface, feet, [Depth accuracy is variable]

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Mean water velocity for discharge computation, feet per second, Broadway Bridge, [Broadway Bridge]

Most recent instantaneous value: 0.27 08-12-2020   13:55 PDT
Graph of  Mean water velocity for discharge computation, feet per second, [Broadway Bridge]

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Mean water velocity for discharge computation, feet per second, Morrison Bridge

Most recent instantaneous value: 0.36 08-12-2020   13:35 PDT
Graph of  Mean water velocity for discharge computation, feet per second

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Phycocyanins (cyanobacteria), water, in situ, in vivo fluorescence, in vivo fluorescence units

Most recent instantaneous value: 0.05 08-12-2020   13:00 PDT
Graph of  Phycocyanins (cyanobacteria), water, in situ, in vivo fluorescence, in vivo fluorescence units

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Nitrate, water, in situ, milligrams per liter as nitrogen

Most recent instantaneous value: 0.40 08-12-2020   13:00 PDT
Graph of  Nitrate, water, in situ, milligrams per liter as nitrogen

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