USGS 14233500 COWLITZ RIVER NEAR KOSMOS, WA

PROVISIONAL DATA SUBJECT TO REVISION

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Funding for this site is provided by the cooperators / programs below:

Station Notes
gage
The near-realtime data for this station are provided by Lewis County Public Utility District. Follow this link for more information about the Cowlitz Falls project.

Boating safety tips

This station managed by the Western Washington Field Office (Tacoma).

Available Parameters Available Period
  
2026-04-04  2026-08-02
1993-10-21  2009-09-30







 (7)
 
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Summary of all available data for this site
Instantaneous-data availability statement

Discharge, cubic feet per second
 
-- Data temporarily unavailable for the time period specified --

Discharge, cubic feet per second, [(2)]
Most recent instantaneous value: 956 08-02-2026   15:30 PDT
Graph of Discharge, cubic feet per second, [(2)]

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Daily discharge, cubic feet per second -- statistics for Aug 2 based on 78 water years of record more
Most Recent
Instantaneous
Value Aug 2		 Min
(2023)		 25th
percen-
tile		 Median Mean 75th
percen-
tile		 Max
(1974)
956 1110 1610 1980 2310 2680 6170