POTOMAC RIVER NEAR WASH, DC LITTLE FALLS PUMP STA

BETHESDA, MD38.9498°N, -77.1276°W Updated 19 hr ago

FLOW RATE

2,419cfs

GAUGE HT

2.91ft

Flow Rate Historical Avg

MEDIAN FLOW RATE · 7 DAY

2,419cfs 6.1% vs avg

Optimal band: 3,273–4,428 cfs

PERIOD HIGH

4,330cfs

PERIOD LOW

2,419cfs

RUNNABLE

63%

last 7 day in band

Gauge Height

2.91ft

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38.9498, -77.1276

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DATA · USGS · NOAA · NWSUPDATED 2026-09-01 00:00 UTC

Site #01646500·USGS

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