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Annual Water Data Reports for Oregon Water Years 2002-13 (click here)

USGS 14211720 WILLAMETTE RIVER AT PORTLAND, OR

PROVISIONAL DATA SUBJECT TO REVISION

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NOTE:This velocity-discharge rating is considered preliminary at discharges below 20,000 cfs, further development of the rating is needed.

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).

Additional station information.



NOTE: River forecasts and additional data can be obtained at the 
National Weather Service's Advanced Hydrologic Prediction Services web page.


Boating safety tips
Available Parameters Available Period
All 12 Available Parameters for this site
  
00010 Temperature, water 2009-01-22  2014-11-27
00060 Discharge 2010-06-01  2014-11-27
00065 Gage height 2014-07-31  2014-11-27
00095 Specific cond at 25C 2009-01-22  2014-11-27
00055 Stream velocity 2014-07-31  2014-11-27
00300 Dissolved oxygen 2009-01-22  2014-11-27
00400 pH 2009-01-22  2014-11-27
63680 Turbidity, Form Neph 2009-01-22  2014-11-27
62361 Chlorophyll, in situ 2009-01-22  2014-11-27
72147 Sensor depth 2009-01-22  2014-11-27
95204 Cyanobacteria, IVF 2012-12-18  2014-11-27
99137 Nitrate, in situ 2013-02-15  2014-11-27

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


Discharge, cubic feet per second

Most recent instantaneous value: 41,300   11-27-2014  19:45 PST
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Daily discharge, cubic feet per second -- statistics for Nov 28 based on 41 years of record more
Most Recent
Instantaneous
Value Nov 28
Min
(1977)
25th
percen-
tile
Median Mean 75th
percen-
tile
Max
(1999)
-- unavailable -- 10200 25800 47600 60400 93400 170000


Gage height, feet

Most recent instantaneous value: 6.26   11-27-2014  19:45 PST
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