USGS Current Conditions for USGS 14243000 COWLITZ RIVER AT CASTLE ROCK, WA x

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:

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

Available Parameters	Available Period
All 6 Available Parameters for this site
00060 Discharge	1961-12-20	2025-10-06
00065 Gage height [NAVD 1988, feet]	2007-10-01	2025-10-06
63160 Stream level, NAVD88	2008-10-01	2025-10-06
63680 Turbidity, Form Neph, RIGHT BANK [Analite NEP5000]	2020-10-29	2025-10-06
72254 Sensor velocity, RIGHT BANK [from ADVM 500kHz]	2022-10-06	2025-10-06
72254 Sensor velocity, RIGHT BANK [from ADVM 1500kHz]	2022-10-06	2025-10-06

Days (7)

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Begin date

End date

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

Most recent instantaneous value: 4200 10-06-2025 11:30 PDT

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**Daily discharge, cubic feet per second -- statistics for Oct 6 based on 84 water years of record more**
Min (1935)	25th percen- tile	Median	Mean	Most Recent Instantaneous Value Oct 6	75th percen- tile	Max (1928)
1320	2120	3790	3920	4200	4670	18600