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	2025-09-18
00065 Gage height	2007-10-01	2025-12-09
72255 Mean water velocity	2025-08-11	2025-09-18

Days (7)

-- or --
Begin date

End date

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

Most recent instantaneous value: Eqp 09-18-2025 12:45 PDT

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**Daily discharge, cubic feet per second -- statistics for Dec 10 based on 31 water years of record more**
Min (2016)	Most Recent Instantaneous Value Dec 10	25th percen- tile	Mean	Median	75th percen- tile	Max (1996)
-581	-- unavailable --	74	115	117	222	356

Most recent instantaneous value: 9.59 12-09-2025 22:20 PST

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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: 2025-12-10 01:38:35 EST
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