Active No flood stage data USGS

Long Branch At Olley Lane Nr Fairfax, VA

Updated August 3, 2026 at 09:35:00 AM EDT · Provisional · Site 01654107

Current conditions

Historical trends

Hourly measurements

Detailed readings by hour, organized by day

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Official USGS page: https://waterdata.usgs.gov/monitoring-location/USGS-01654107/ (may include cooperator information)