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USGS 12436500 COLUMBIA RIVER AT GRAND COULEE, WA

  Stream Site

DESCRIPTION:
Latitude 47°57'56",   Longitude 118°58'54"   NAD27
Okanogan County, Washington, Hydrologic Unit 17020005
Drainage area: 74,700 square miles
Datum of gage: 900.00 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Daily Data
    Discharge, cubic feet per second  1923-07-01  2024-11-30  35429 
 Daily Statistics 
    Discharge, cubic feet per second  1923-07-01  2024-10-20 35388 
 Monthly Statistics 
    Discharge, cubic feet per second  1923-07  2024-10  
 Annual Statistics 
    Discharge, cubic feet per second  1923  2025  
 Peak streamflow 1894-06  2024-07-03  100 
 Field measurements 1959-10-08  2024-10-21  359 
 Field/Lab water-quality samples 1970-05-13  2018-09-24  90 
 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