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Peak Streamflow for the Nation

USGS 14198000 WILLAMETTE RIVER AT WILSONVILLE, OREG.

Clackamas County, Oregon
Hydrologic Unit Code 17090007
Latitude  45°17'57", Longitude 122°45'00" NAD27
Drainage area 8,400  square miles

Period of record
Begin Date End Date Peaks
1949-02-20 1972-12-23 25

 
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