Four Mile Run at Alexandria
Virginia — Water Level & Flood Stage
Located in Arlington County, Virginia on the Four Mile Run. Live water level data from USGS gauge 01652500, 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
6 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
18 ft
Significant flooding is occurring with structures and roads impacted on both sides.
15 ft
Water approaches Arlington Mill Road on the south side of the stream. On the north side, water is approaching structures.
12 ft
Water begins to flood the north bank, into grassy areas and parking lots.
6 ft
Flooding of low portions of the Four Mile Run Trail begins.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Jun 24, 2006 | 20.2 ft | 18,100 cfs |
| Jun 24, 2006 | 20.2 ft | 18,100 cfs |
| Jul 8, 2019 | 15.3 ft | 8,700 cfs |
| Jul 8, 2019 | 15.3 ft | 8,700 cfs |
| Sep 25, 1975 | 13.07 ft | 6,350 cfs |
About This Gauge
USGS Site
NWS LID
AFRV2
River
Four Mile Run
County
Arlington, VA
Coordinates
38.8433°N, 77.0858°W
Get Flood Alerts for Four Mile 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.
Frequently Asked Questions
What is the current water level of Four Mile Run at Alexandria?
The Four Mile Run at Alexandria gauge is maintained by USGS (site 01652500) 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 Four Mile Run at Alexandria?
The NWS-defined flood stage for Four Mile Run at Alexandria is 12 feet. Action stage begins at 6 feet. Moderate flooding starts at 15 feet, and major flooding at 18 feet.
How do I get alerts when Four Mile Run rises?
Download StormCast free on Google Play, go to River Gauges, and add Four Mile Run at Alexandria 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 Four Mile Run at Alexandria gauge located?
The gauge is located in Arlington County, Virginia at coordinates 38.8433°N, 77.0858°W. USGS site number: 01652500. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Four Mile Run
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- Stage may be affected by ice.