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Streamflow Measurements for the Nation

USGS 14211820 COLUMBIA SLOUGH AT PORTLAND, OR

Multnomah County, Oregon
Hydrologic Unit Code 17090012
Latitude  45°38'21", Longitude 122°45'43" NAD27
Gage datum 1.53 feet above NGVD29

Period of record
Begin Date End Date Count
1988-08-04 2023-11-16 269

 
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