USGS Current Conditions for USGS 14211820 COLUMBIA SLOUGH AT PORTLAND, OR x

USGS 14211820 COLUMBIA SLOUGH AT PORTLAND, OR

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Station operated in cooperation with the City of Portland.

Available Parameters	Available Period
All 3 Available Parameters for this site
00060 Discharge	1989-06-30	2026-08-24
00065 Gage height	2007-10-01	2026-08-24
72255 Mean water velocity	2007-10-01	2026-08-24

Days (7)

-- or --
Begin date

End date

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

Most recent instantaneous value: 214 08-24-2026 23:20 PDT

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**Daily discharge, cubic feet per second -- statistics for Aug 25 based on 34 water years of record more**
Min (2003)	25th percen- tile	Mean	Median	75th percen- tile	Most Recent Instantaneous Value Aug 25	Max (2025)
-70.3	67	102	104	140	214	259

Most recent instantaneous value: 2.03 08-24-2026 23:20 PDT

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U.S. Department of the Interior | U.S. Geological Survey
Title: USGS Current Conditions for Oregon
URL: https://waterdata.usgs.gov/or/nwis/uv?

Page Contact Information: Oregon Water Data Support Team
Page Last Modified: 2026-08-25 02:49:57 EDT
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