POTOMAC RIVER, ADJUSTED, NEAR WASH, DC

MARYLAND38.9498°N, -77.1276°W

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

—cfs

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Precipitation History

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38.9498, -77.1276

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DATA · USGS · NOAA · NWS

Site #01646502·USGS

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