StormCast — Weather & Emergency Alerts

Broad Run near Sterling
Virginia — Water Level & Flood Stage

Located in Loudoun County, Virginia on the Broad Run. Live water level data from USGS gauge 01644280, updated every 15 minutes.

Current Water Level

Gage Height

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Streamflow

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Last Reading

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Flood Stages

Major Flood

18 ft

Moderate Flood

15 ft

Minor Flood

12 ft

Action Stage

10 ft

Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.

What Floods at Each Level

16 ft

Youngs Cliff Road is flooded. This can also happen due to Potomac River backwater and not be reflected at this gauge.

15 ft

Water approaches buildings off Youngs Cliff Road. This can also happen due to Potomac River backwater and not be reflected at this gauge.

10 ft

Wooded areas near the river flood.

Impact statements from the National Weather Service, describing what typically happens at each water level.

7-Day Water Level Chart

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View Official NWS Hydrograph →

Historic Crests

Date Stage Flow
May 11, 200813.29 ft13,500 cfs
May 11, 200813.29 ft13,500 cfs
Jan 31, 201311.27 ft8,564 cfs
Jan 31, 201311.27 ft8,564 cfs
May 16, 201411.21 ft8,755 cfs

About This Gauge

USGS Site

01644280

NWS LID

LRGV2

River

Broad Run

County

Loudoun, VA

Coordinates

39.0464°N, 77.4325°W

Get Flood Alerts for Broad Run

StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.

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Frequently Asked Questions

What is the current water level of Broad Run near Sterling?

The Broad Run near Sterling gauge is maintained by USGS (site 01644280) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.

What is flood stage for Broad Run near Sterling?

The NWS-defined flood stage for Broad Run near Sterling is 12 feet. Action stage begins at 10 feet. Moderate flooding starts at 15 feet, and major flooding at 18 feet.

How do I get alerts when Broad Run rises?

Download StormCast free on Google Play, go to River Gauges, and add Broad Run near Sterling to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.

Where is the Broad Run near Sterling gauge located?

The gauge is located in Loudoun County, Virginia at coordinates 39.0464°N, 77.4325°W. USGS site number: 01644280. Data is provided by the U.S. Geological Survey and the National Weather Service.

More Gauges on Broad Run

More Resources

Source & Notes

Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey