USGS 14243000 COWLITZ RIVER AT CASTLE ROCK, WA

PROVISIONAL DATA SUBJECT TO REVISION

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Additional Data and Information.-- Latest shifted rating.

Flood Stage.--The National Weather Service Flood Stage for this station is 48.0 feet.

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

Boating safety tips

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

Available Parameters Available Period
  
1961-12-20  2026-06-08
2007-10-01  2026-06-08
2008-10-01  2026-06-08
2020-10-29  2026-06-08
2023-06-08  2026-06-08
2023-06-08  2026-06-08







 (7)
 
  -- or --

 

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

Discharge, cubic feet per second
Most recent instantaneous value: 5420 06-08-2026   23:30 PDT
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Daily discharge, cubic feet per second -- statistics for Jun 9 based on 84 water years of record more
Min
(1973)		 Most Recent
Instantaneous
Value Jun 9		 25th
percen-
tile		 Median Mean 75th
percen-
tile		 Max
(1933)
3380 5420 6240 8990 10400 12600 35000

Gage height, feet, [NAVD 1988, feet]
Most recent instantaneous value: 34.19 06-08-2026   23:30 PDT
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