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  2025-05-24
1988-10-01  2025-05-24
2007-10-01  2025-05-24
2009-01-22  2025-05-24
2009-01-22  2025-05-24
2009-01-22  2025-05-24
2022-05-24  2025-05-24
2024-08-21  2025-05-24
2024-08-21  2025-05-24
2009-01-22  2024-08-21
2009-01-22  2025-05-24
2007-10-01  2025-05-23
2009-01-22  2025-05-24
2018-10-01  2025-05-24
2022-05-24  2025-05-24
2022-05-24  2025-05-24
2022-05-24  2025-05-24
2022-05-24  2024-08-21
2022-05-24  2025-05-24
2022-05-24  2025-05-24
2022-05-24  2025-05-24
2022-05-25  2025-05-24
2022-05-24  2025-05-24
2022-05-24  2025-05-24
2022-05-25  2025-05-24
2022-05-24  2025-05-24
2022-05-24  2025-05-24
2022-05-24  2025-05-24







 (7)
 

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


Temperature, water, degrees Celsius

Most recent instantaneous value: 14.9 05-24-2025   12:30 PDT
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Discharge, cubic feet per second

Most recent instantaneous value: 22800 05-24-2025   11:45 PDT
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Gage height, feet, Morrison Bridge

Most recent instantaneous value: 3.83 05-24-2025   12:35 PDT
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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius

Most recent instantaneous value: 77 05-24-2025   12:30 PDT
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Dissolved oxygen, water, unfiltered, milligrams per liter

Most recent instantaneous value: 10.5 05-24-2025   12:30 PDT
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pH, water, unfiltered, field, standard units

Most recent instantaneous value: 7.5 05-24-2025   12:30 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)
 
-- Data temporarily unavailable for the time period specified --


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

Most recent instantaneous value: 1.7 08-21-2024   09:00 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: 1.8 05-24-2025   12:30 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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Mean water velocity for discharge computation, feet per second, Broadway Bridge, [Broadway Bridge]
 
-- Data temporarily unavailable for the time period specified --

Phycocyanins (cyanobacteria), water, in situ, in vivo fluorescence, in vivo fluorescence units
 
-- Data temporarily unavailable for the time period specified --

Nitrate, water, in situ, milligrams per liter as nitrogen
 
-- Data temporarily unavailable for the time period specified --