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USGS 12031000 CHEHALIS RIVER AT PORTER, WA

  Stream Site

DESCRIPTION:
Latitude 46°56'22",   Longitude 123°18'47"   NAD27
Grays Harbor County, Washington, Hydrologic Unit 17100103
Drainage area: 1,294 square miles
Datum of gage: 0 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1989-10-01  2025-10-23  
 Daily Data
    Temperature, water, degrees Celsius  1959-10-01  1972-07-31  4029 
    Discharge, cubic feet per second  1952-02-01  2025-10-22  25985 
    Gage height, feet  1990-02-23  2025-10-22  12872 
    Suspended sediment concentration, milligrams per liter  1961-10-01  1971-09-29  3587 
    Suspended sediment discharge, short tons per day  1961-10-01  1971-09-29  3651 
 Daily Statistics 
    Discharge, cubic feet per second  1952-02-01  2024-12-16 25676 
    Gage height, feet  1990-02-23  2024-12-16 12563 
    Suspended sediment concentration, milligrams per liter  1961-10-01  1971-09-29 3587 
    Suspended sediment discharge, short tons per day  1961-10-01  1971-09-29 3651 
 Monthly Statistics 
    Discharge, cubic feet per second  1952-02  2024-12  
    Gage height, feet  1990-02  2024-12  
    Suspended sediment concentration, milligrams per liter  1961-10  1971-09  
    Suspended sediment discharge, short tons per day  1961-10  1971-09  
 Annual Statistics 
    Discharge, cubic feet per second  1952  2025  
    Gage height, feet  1990  2025  
    Suspended sediment concentration, milligrams per liter  1962  1971  
    Suspended sediment discharge, short tons per day  1962  1971  
 Peak streamflow 1947-01-26  2023-12-07  77 
 Field measurements 1952-02-05  2025-09-23  495 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1959-10-01  2021-02-22  633 
 Water-Year Summary 2006  2024  19 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS Washington Water Science Center
Email questions about this site to Washington Water Science Center Water-Data Inquiries