31A070 - Columbia R @ Umatilla
|Overall water quality at this station met or exceeded expectations and is of lowest concern. (based on water-year 2015 summary)|
More station details:
Bank sample from a rocky point with good flow (near permanent USA COE sampling station).
LOCATED BELOW MCNARY DAM just east of the UMATILLA INTERSTATE BRIDGE, off the point.
Washington State Department of Ecology
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