USGS 14211720 WILLAMETTE RIVER AT PORTLAND, OR

PROVISIONAL DATA SUBJECT TO REVISION

Click to hidestation-specific text
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  2024-10-03
1988-10-01  2024-10-03
2007-10-01  2024-10-03
2009-01-22  2024-10-03
2009-01-22  2024-10-03
2009-01-22  2024-10-03
2021-10-03  2024-10-03
2024-08-21  2024-10-03
2024-08-21  2024-10-03
2009-01-22  2024-08-21
2009-01-22  2024-10-03
2007-10-01  2024-10-02
2009-01-22  2024-08-21
2018-10-01  2024-10-03
2021-10-03  2024-10-03
2021-10-03  2024-10-03
2021-10-03  2024-10-03
2021-10-03  2024-08-21
2021-10-03  2024-10-03
2021-10-03  2024-10-03
2021-10-03  2024-10-03
2021-10-03  2024-10-03
2021-10-03  2024-10-03
2021-10-03  2024-10-03
2021-10-03  2024-10-03







 (7)
 
  -- or --

 

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

Temperature, water, degrees Celsius
Most recent instantaneous value: 16.6 10-03-2024   10:30 PDT
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Discharge, cubic feet per second
Most recent instantaneous value: 18400 10-03-2024   12:50 PDT
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Daily discharge, cubic feet per second -- statistics for Oct 3 based on 52 water years of record more
Min
(2016)		 25th
percen-
tile		 Median Mean 75th
percen-
tile		 Most Recent
Instantaneous
Value Oct 3		 Max
(2014)
5440 9900 12300 12900 14000 18400 49000

Gage height, feet, Morrison Bridge
Most recent instantaneous value: 0.87 10-03-2024   13:30 PDT
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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
Most recent instantaneous value: 84 10-03-2024   10:30 PDT
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Dissolved oxygen, water, unfiltered, milligrams per liter
Most recent instantaneous value: 9.5 10-03-2024   10:30 PDT
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pH, water, unfiltered, field, standard units
Most recent instantaneous value: 7.5 10-03-2024   10:30 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 relative fluorescence (fChl), water, in situ, relative fluorescence units (RFU)
 
-- Data temporarily unavailable for the time period specified --

Phycocyanin relative fluorescence (fPC), water, in situ, relative fluorescence units (RFU)
 
-- Data temporarily unavailable for the time period specified --

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: 1.4 10-03-2024   10:30 PDT
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Discharge, tidally filtered, cubic feet per second
Most recent instantaneous value: 8600 10-02-2024   01:00 PDT
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Mean water velocity for discharge computation, feet per second, Broadway Bridge, [Broadway Bridge]
Most recent instantaneous value: 0.55 10-03-2024   12:51 PDT
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Suspended sediment load, water, unfiltered, computed, the product of regression-computed suspended sediment concentration and streamflow, short tons per day, Broadway Bridge, [from ADVM(2)]
Most recent instantaneous value: 62.4 10-03-2024   10:30 PDT
Graph of Suspended sediment load, water, unfiltered, computed, the product of regression-computed suspended sediment concentration and streamflow, short tons per day, [from ADVM(2)]

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Suspended sediment load, water, unfiltered, computed, the product of regression-computed suspended sediment concentration and streamflow, short tons per day, Broadway Bridge, [from ADVM(3)]
Most recent instantaneous value: 85.2 10-03-2024   10:26 PDT
Graph of Suspended sediment load, water, unfiltered, computed, the product of regression-computed suspended sediment concentration and streamflow, short tons per day, [from ADVM(3)]

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Suspended sediment load, water, unfiltered, computed, the product of regression-computed suspended sediment concentration and streamflow, short tons per day, Broadway Bridge, [from ADVM]
Most recent instantaneous value: 10.2 10-03-2024   12:50 PDT
Graph of Suspended sediment load, water, unfiltered, computed, the product of regression-computed suspended sediment concentration and streamflow, short tons per day, [from ADVM]

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

Upper 90 percent prediction limit for SSC by regression (PCODE 99409), milligrams per liter, Broadway Bridge, [from ADVM(2)]
Most recent instantaneous value: 0.6 10-03-2024   12:50 PDT
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Upper 90 percent prediction limit for SSC by regression (PCODE 99409), milligrams per liter, Broadway Bridge, [from ADVM]
Most recent instantaneous value: 4.3 10-03-2024   10:26 PDT
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Lower 90 percent prediction limit for SSC by regression (PCODE 99409), milligrams per liter, Broadway Bridge, [from ADVM(2)]
Most recent instantaneous value: -0.2 10-03-2024   12:50 PDT
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Lower 90 percent prediction limit for SSC by regression (PCODE 99409), milligrams per liter, Broadway Bridge, [from ADVM]
Most recent instantaneous value: 1.6 10-03-2024   10:26 PDT
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Suspended sediment concentration, water, unfiltered, estimated by regression equation, milligrams per liter, Broadway Bridge, [Sands ( > 0.625mm) from ADVM]
Most recent instantaneous value: 0.2 10-03-2024   12:50 PDT
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Suspended sediment concentration, water, unfiltered, estimated by regression equation, milligrams per liter, Broadway Bridge, [from ADVM]
Most recent instantaneous value: 2.6 10-03-2024   10:26 PDT
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