USGS 12118400 ROCK CREEK AT HIGHWAY 516 NEAR RAVENSDALE, WA

PROVISIONAL DATA SUBJECT TO REVISION

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Additional Data and Information.-- Latest shifted rating.

Flood Stage.--The National Weather Service has not established a Flood Stage for this station.

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

Station Notes
gage
Starting on or shortly after April 19th, 2021, the gage height values for this station will be converted to report in NAVD of 1988 elevation levels instead of the current datum. Stream water-surface elevation values in NAVD 1988 will be determined by adding +559.22 feet to gage height values.

Boating safety tips

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

Available Parameters Available Period
  
2025-08-24  2025-12-21
2009-10-01  2025-12-21
2001-05-01  2025-12-21
2007-10-01  2025-12-21







 (7)
 
  -- or --

 

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

Temperature, air, degrees Fahrenheit
Most recent instantaneous value: 41.4 12-21-2025   23:45 PST
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Precipitation, total, inches
Most recent instantaneous value: 0.00 12-21-2025   23:45 PST
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Discharge, cubic feet per second
Most recent instantaneous value: 70.5 12-21-2025   23:45 PST
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Daily discharge, cubic feet per second -- statistics for Dec 22 based on 30 water years of record more
Min
(2003)		 25th
percen-
tile		 Median Mean 75th
percen-
tile		 Most Recent
Instantaneous
Value Dec 22		 Max
(2016)
3.40 7.8 17 20 26 70.5 75.9

Gage height, feet
Most recent instantaneous value: 2.52 12-21-2025   23:45 PST
Graph of Gage height, feet

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