Is the Long Branch flooding?

Virginia · 8 gauges · Virginia river levels

The Long Branch is tracked by 8 USGS streamgauges in Virginia. This page compares each gauge’s live water level against its official National Weather Service flood stage, refreshed every 15 minutes, so you can tell whether the Long Branch is running normal, rising toward flood stage, or already flooding. 0 of 8 gauges have both a usable water-level reading and a published minor flood stage. Gauges without a published flood stage show water level and flow only. For nearby rivers, see all Virginia river levels.

data refreshed 2 min ago

Readings may be delayed; check each observation time below. This gauge summary does not rule out flooding on unmonitored stretches or nearby streets.

River facts

The longest-running gauge on this river is Long Branch near Annandale, VA. The highest level ever recorded there was 7.95 ft on 21 July 2018, carrying 2,150 cfs. Peak records there go back to 1947 (34 annual peaks). It is currently at 2.86 ft, 5.1 ft below that record.

Drains 4 sq mi · gauge elevation 203 ft · source: USGS peak-flow record

GaugeStatusStageFlood stageUpdated
Long Branch near Old Creek Drive near Fairfax, VANo current data
Long Branch near Pickett Road near Fairfax, VANo current data
Long Branch above Guinea Road near Fairfax, VANo current data
Long Branch below Guinea Road near Fairfax, VANo current data
Long Branch near Tabard Trail near Fairfax, VANo current data
Long Branch above Woodland Way near Fairfax, VANo current data
Long Branch at Olley Lane near Fairfax, VANo flood stage defined2.30 ft
Long Branch near Annandale, VANo flood stage defined2.86 ft
Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.