USGS 14243000 COWLITZ RIVER AT CASTLE ROCK, WA

PROVISIONAL DATA SUBJECT TO REVISION

Click to hidestation-specific text
Arrow

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  2026-06-13
2007-10-01  2026-06-13
2008-10-01  2026-06-13
2020-10-29  2026-06-13
2023-06-14  2026-06-13
2023-06-14  2026-06-13







 (7)
 
  -- or --

 

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

Discharge, cubic feet per second
Most recent instantaneous value: 5220 06-13-2026   10:30 PDT
Graph of Discharge, cubic feet per second

Add up to 2 more sites and replot for "Discharge, cubic feet per second"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |

Daily discharge, cubic feet per second -- statistics for Jun 13 based on 84 water years of record more
Min
(1973)		 Most Recent
Instantaneous
Value Jun 13		 25th
percen-
tile		 Median Mean 75th
percen-
tile		 Max
(1955)
3350 5220 6270 8470 9580 11800 27000

Gage height, feet, [NAVD 1988, feet]
Most recent instantaneous value: 34.12 06-13-2026   10:30 PDT
Graph of Gage height, feet, [NAVD 1988, feet]

Add up to 2 more sites and replot for "Gage height, feet, [NAVD 1988, feet]"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Stream water level elevation above NAVD 1988, in feet
Most recent instantaneous value: 34.12 06-13-2026   10:30 PDT
Graph of Stream water level elevation above NAVD 1988, in feet

Add up to 2 more sites and replot for "Stream water level elevation above NAVD 1988, in feet"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU), RIGHT BANK, [Analite NEP5000]
Most recent instantaneous value: 4.4 06-13-2026   10:20 PDT
Graph of Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU), [Analite NEP5000]

Add up to 2 more sites and replot for "Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU), RIGHT BANK, [Analite NEP5000]"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Water velocity reading from field sensor, feet per second, RIGHT BANK, [from ADVM 1500kHz]
Most recent instantaneous value: 2.08 06-13-2026   10:15 PDT
Graph of Water velocity reading from field sensor, feet per second, [from ADVM 1500kHz]

Add up to 2 more sites and replot for "Water velocity reading from field sensor, feet per second, RIGHT BANK, [from ADVM 1500kHz]"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |


Water velocity reading from field sensor, feet per second, RIGHT BANK, [from ADVM 500kHz]
Most recent instantaneous value: 2.09 06-13-2026   10:15 PDT
Graph of Water velocity reading from field sensor, feet per second, [from ADVM 500kHz]

Add up to 2 more sites and replot for "Water velocity reading from field sensor, feet per second, RIGHT BANK, [from ADVM 500kHz]"

?
 
Note



Create presentation-quality / stand-alone graph.   Subscribe to
?
WaterAlert      

See this graph on the Monitoring Location Pages

Share this graph |