Active USGS

Potomac River At Harpers Ferry, WV

Updated August 2, 2026 at 11:45:00 AM · Provisional · Site 01620000

Current conditions

Historical trends

Hourly measurements

Detailed readings by hour, organized by day

Nearby stations

Other monitoring locations nearby

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Official USGS page: https://waterdata.usgs.gov/monitoring-location/USGS-01620000/ (may include cooperator information)