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USGS 12502500 AHTANUM CREEK AT UNION GAP, WA

  Stream Site

DESCRIPTION:
Latitude 46°32'10",   Longitude 120°28'20"   NAD27
Yakima County, Washington, Hydrologic Unit 17030003
Drainage area: 173 square miles
Datum of gage: 940.00 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1989-10-01  2026-01-21  
 Daily Data
    Discharge, cubic feet per second  1904-05-01  2026-01-20  25893 
    Gage height, feet  2000-09-30  2026-01-20  9224 
 Daily Statistics 
    Discharge, cubic feet per second  1904-05-01  2025-08-04 25724 
    Gage height, feet  2000-09-30  2025-08-04 9055 
 Monthly Statistics 
    Discharge, cubic feet per second  1904-05  2025-08  
    Gage height, feet  2000-09  2025-08  
 Annual Statistics 
    Discharge, cubic feet per second  1904  2025  
    Gage height, feet  2000  2025  
 Peak streamflow 1908-03-16  2023-05-17  70 
 Field measurements 1907-06-03  2025-11-24  547 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1975-03-12  2004-07-26  146 
 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