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  2024-09-20
1988-10-01  2024-09-20
2007-10-01  2024-09-20
2009-01-22  2024-09-20
2009-01-22  2024-09-20
2009-01-22  2024-09-20
2021-09-19  2024-09-20
2024-08-21  2024-09-20
2024-08-21  2024-09-20
2009-01-22  2024-08-21
2009-01-22  2024-09-20
2007-10-01  2024-09-16
2009-01-22  2024-08-21
2018-10-01  2024-09-20
2021-09-19  2024-09-20
2021-09-19  2024-09-20
2021-09-19  2024-09-20
2021-09-19  2024-08-21
2021-09-19  2024-09-20
2021-09-19  2024-09-20
2021-09-19  2024-09-20
2021-09-19  2024-09-20
2021-09-19  2024-09-20
2021-09-19  2024-09-20
2021-09-19  2024-09-20







 (7)
 
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Summary of all available data for this site
Instantaneous-data availability statement

Temperature, water, degrees Celsius
 
-- Data temporarily unavailable for the time period specified --

Discharge, cubic feet per second
Most recent instantaneous value: 19700 09-20-2024   02:30 PDT
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Daily discharge, cubic feet per second -- statistics for Sep 20 based on 51 water years of record more
Min
(2023)		 25th
percen-
tile		 Median Mean 75th
percen-
tile		 Most Recent
Instantaneous
Value Sep 20		 Max
(1997)
5440 9700 11300 11600 12700 19700 22600

Gage height, feet, Morrison Bridge
Most recent instantaneous value: 1.61 09-20-2024   02:30 PDT
Graph of Gage height, feet

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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
 
-- Data temporarily unavailable for the time period specified --

Dissolved oxygen, water, unfiltered, milligrams per liter
 
-- Data temporarily unavailable for the time period specified --

pH, water, unfiltered, field, standard units
 
-- Data temporarily unavailable for the time period specified --

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)
 
-- Data temporarily unavailable for the time period specified --

Discharge, tidally filtered, cubic feet per second
Most recent instantaneous value: 7730 09-16-2024   00:00 PDT
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Mean water velocity for discharge computation, feet per second, Broadway Bridge, [Broadway Bridge]
Most recent instantaneous value: 0.52 09-20-2024   02:51 PDT
Graph of Mean water velocity for discharge computation, feet per second, [Broadway Bridge]

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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)]
 
-- Data temporarily unavailable for the time period specified --

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)]
 
-- Data temporarily unavailable for the time period specified --

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: 11.5 09-20-2024   02:30 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]

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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 09-20-2024   02:30 PDT
Graph of Upper 90 percent prediction limit for SSC by regression (PCODE 99409), milligrams per liter, [from ADVM(2)]

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Upper 90 percent prediction limit for SSC by regression (PCODE 99409), milligrams per liter, Broadway Bridge, [from ADVM]
 
-- Data temporarily unavailable for the time period specified --

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 09-20-2024   02:30 PDT
Graph of Lower 90 percent prediction limit for SSC by regression (PCODE 99409), milligrams per liter, [from ADVM(2)]

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Lower 90 percent prediction limit for SSC by regression (PCODE 99409), milligrams per liter, Broadway Bridge, [from ADVM]
 
-- Data temporarily unavailable for the time period specified --

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 09-20-2024   02:30 PDT
Graph of Suspended sediment concentration, water, unfiltered, estimated by regression equation, milligrams per liter, [Sands ( > 0.625mm) from ADVM]

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Suspended sediment concentration, water, unfiltered, estimated by regression equation, milligrams per liter, Broadway Bridge, [from ADVM]
 
-- Data temporarily unavailable for the time period specified --