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USGS 14211820 COLUMBIA SLOUGH AT PORTLAND, OR

PROVISIONAL DATA SUBJECT TO REVISION

Click to hidestation-specific text

Station operated in cooperation with the City of Portland.

Available Parameters Available Period
  
1989-06-30  2026-04-07
2007-10-01  2026-04-07
2007-10-01  2025-09-18
2026-01-13  2026-04-07







 (7)
 
  -- or --

 

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

Discharge, cubic feet per second
Most recent instantaneous value: 565 04-07-2026   17:20 PDT
Graph of Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Apr 7 based on 35 water years of record more
Min
(2016)		 25th
percen-
tile		 Median Mean 75th
percen-
tile		 Most Recent
Instantaneous
Value Apr 7		 Max
(2017)
-194 20 106 134 187 565 954

Gage height, feet
Most recent instantaneous value: 5.04 04-07-2026   17:20 PDT
Graph of Gage height, feet

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Mean water velocity for discharge computation, feet per second
 
-- Data temporarily unavailable for the time period specified --

Mean water velocity for discharge computation, feet per second, [SL1500]
Most recent instantaneous value: 0.56 04-07-2026   17:20 PDT
Graph of Mean water velocity for discharge computation, feet per second, [SL1500]

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