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  2023-09-23
1988-10-01  2023-09-23
2007-10-01  2023-09-23
2009-01-22  2023-09-23
2009-01-22  2023-09-23
2009-01-22  2023-09-23
2020-09-23  2023-09-23
2009-01-22  2023-09-23
2009-01-22  2023-09-23
2007-10-01  2023-09-17
2009-01-22  2023-09-23
2018-10-01  2023-09-23
2020-09-23  2023-09-23
2020-09-23  2023-09-23
2020-09-23  2023-09-23
2020-09-23  2023-09-23
2020-09-23  2023-09-23
2020-09-23  2023-09-23







 (7)
 
  -- or --

 

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

Temperature, water, degrees Celsius
Most recent instantaneous value: 19.3 09-23-2023   18:00 PDT
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Discharge, cubic feet per second
Most recent instantaneous value: 9350 09-23-2023   17:50 PDT
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Daily discharge, cubic feet per second -- statistics for Sep 23 based on 49 water years of record more
Min
(2021)		 Most Recent
Instantaneous
Value Sep 23		 25th
percen-
tile		 Mean Median 75th
percen-
tile		 Max
(1978)
7020 9350 9470 11600 11600 13400 20000

Gage height, feet, Morrison Bridge
Most recent instantaneous value: 1.05 09-23-2023   17:35 PDT
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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
Most recent instantaneous value: 86 09-23-2023   18:00 PDT
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Dissolved oxygen, water, unfiltered, milligrams per liter
Most recent instantaneous value: 8.8 09-23-2023   18:00 PDT
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pH, water, unfiltered, field, standard units
Most recent instantaneous value: 7.3 09-23-2023   18:00 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: 8.00 09-23-2023   18:00 PDT
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Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter
Most recent instantaneous value: 2.6 09-23-2023   18:00 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: 2.9 09-23-2023   18:00 PDT
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Discharge, tidally filtered, cubic feet per second
Most recent instantaneous value: 5940 09-17-2023   20:00 PDT
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Depth of sensor below water surface, feet, [Depth accuracy is variable]
Most recent instantaneous value: 5.10 09-23-2023   18:00 PDT
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Mean water velocity for discharge computation, feet per second, Broadway Bridge, [Broadway Bridge]
Most recent instantaneous value: 0.27 09-23-2023   17:50 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]
Most recent instantaneous value: 158 09-23-2023   17:50 PDT
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Phycocyanins (cyanobacteria), water, in situ, in vivo fluorescence, in vivo fluorescence units
Most recent instantaneous value: 0.16 09-23-2023   18:00 PDT
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Nitrate, water, in situ, milligrams per liter as nitrogen
Most recent instantaneous value: 0.52 09-23-2023   17:30 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: 9.6 09-23-2023   17:50 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: 4.1 09-23-2023   17:50 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: 6.2 09-23-2023   17:50 PDT
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