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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
All 14 Available Parameters for this site
  
00010 Temperature, water 2009-01-22  2018-11-20
00060 Discharge 1988-10-01  2018-11-20
00065 Gage height 2018-07-24  2018-11-20
00095 Specific cond at 25C 2009-01-22  2018-11-20
00300 Dissolved oxygen 2009-01-22  2018-11-20
00400 pH 2009-01-22  2018-11-20
32295 fDOM, water, in situ 2015-11-21  2018-11-20
62361 Chlorophyll, in situ 2009-01-22  2018-11-20
63680 Turbidity, Form Neph 2009-01-22  2018-11-20
72137 Discharge,tide fltrd 2007-10-01  2018-11-18
72147 Depth, sensor [Depth accuracy is variable] 2009-01-22  2018-11-20
72255 Mean water velocity 2018-07-24  2018-11-20
95204 Cyanobacteria, IVF 2015-11-21  2018-11-20
99137 Nitrate, in situ 2015-11-21  2018-11-20

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


Temperature, water, degrees Celsius

Most recent instantaneous value: 8.0 11-20-2018   23:30 PST
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Discharge, cubic feet per second

Most recent instantaneous value: 8190 11-20-2018   23:30 PST
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Daily discharge, cubic feet per second -- statistics for Nov 21 based on 46 years of record more
Most Recent
Instantaneous
Value Nov 21
Min
(1988)
25th
percen-
tile
Median Mean 75th
percen-
tile
Max
(1997)
8190 9570 24800 38500 46300 55200 196000


Gage height, feet

Most recent instantaneous value: 1.52 11-20-2018   23:30 PST
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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius

Most recent instantaneous value: 93 11-20-2018   23:30 PST
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Dissolved oxygen, water, unfiltered, milligrams per liter

Most recent instantaneous value: 11.3 11-20-2018   23:30 PST
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pH, water, unfiltered, field, standard units

Most recent instantaneous value: 7.2 11-20-2018   23:30 PST
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Dissolved organic matter fluorescence (fDOM), water, in situ, micrograms per liter as quinine sulfate equivalents (QSE)

Most recent instantaneous value: 16.5 11-20-2018   23:30 PST
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Chlorophyll, total, water, fluorometric, 650-700 nanometers, in situ sensor, micrograms per liter

Most recent instantaneous value: 0.8 11-20-2018   23:30 PST
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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: 1.6 11-20-2018   23:30 PST
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Discharge, tidally filtered, cubic feet per second

Most recent instantaneous value: 4420 11-18-2018   17:00 PST
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Depth of sensor below water surface, feet, [Depth accuracy is variable]

Most recent instantaneous value: 6.20 11-20-2018   23:30 PST
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Mean water velocity for discharge computation, feet per second

Most recent instantaneous value: 0.23 11-20-2018   23:30 PST
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Phycocyanins (cyanobacteria), water, in situ, in vivo fluorescence, in vivo fluorescence units

Most recent instantaneous value: 0.63 11-20-2018   23:30 PST
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Nitrate, water, in situ, milligrams per liter as nitrogen

Most recent instantaneous value: 0.52 11-20-2018   23:30 PST
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