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Streamflow Measurements for the Nation

USGS 14203500 TUALATIN RIVER NEAR DILLEY, OR

Washington County, Oregon
Hydrologic Unit Code 17090010
Latitude  45°28'30", Longitude 123°07'23" NAD27
Drainage area 125  square miles
Gage datum 147.57 feet above NGVD29

Period of record
Begin Date End Date Count
1977-12-14 2024-09-18 304

 
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