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USGS 12031000 CHEHALIS RIVER AT PORTER, WA

PROVISIONAL DATA SUBJECT TO REVISION

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Additional Data and Information.--Station data inventory, annual data report, and latest shifted rating.

Flood Stage.--The National Weather Service Flood Stage for this station is 21.0 feet.

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


Boating safety tips

Available Parameters Available Period
All 2 Available Parameters for this site
  
00060 Discharge 2007-10-01  2017-01-19
00065 Gage height 2007-10-01  2017-01-19

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


Discharge, cubic feet per second

Most recent instantaneous value: 15500 01-19-2017   17:45 PST
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Daily discharge, cubic feet per second -- statistics for Jan 19 based on 61 years of record more
Min
(2001)
25th
percen-
tile
Median Mean 75th
percen-
tile
Most Recent
Instantaneous
Value Jan 19
Max
(1971)
1590 4470 7540 10100 15400 15500 30400


Gage height, feet

Most recent instantaneous value: 18.21 01-19-2017   17:45 PST
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