Major Flood
17 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
13 ft
Minor Flood
8 ft
Action Stage
7 ft
What Floods at Each Level
13 ft
Several summer homes along the river are flooded with possibly significant damage.
10 ft
Water is several feet deep along portions of Clarks Ferry Road, Route 653.
9 ft
Parts of Julia Simpkins Road, Route 693 on the right bank are cut off.
8 ft
River begins to overflow the left bank and affect Clarks Ferry Road, Route 653.
7.5 ft
Water begins to cover the road at 1620 Julia Simpkins Road with access to three home possibly affected.
7 ft
Water starts to cover parts of Clarks Ferry Road at 4491 and 4661 with access to 16 homes potentially affected.
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 |
|---|---|---|
| Aug 13, 1940 | 23.42 ft | 185,000 cfs |
| Sep 28, 2024 | 22.29 ft | 155,000 cfs |
| Nov 6, 1977 | 16.59 ft | 109,000 cfs |
About This Gauge
Get Flood Alerts for New River
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 New River at Allisonia?
The New River at Allisonia gauge is maintained by USGS (site 03168000) 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 New River at Allisonia?
The NWS-defined flood stage for New River at Allisonia is 8 feet. Action stage begins at 7 feet. Moderate flooding starts at 13 feet, and major flooding at 17 feet.
How do I get alerts when New River rises?
Download StormCast free on Google Play, go to River Gauges, and add New River at Allisonia to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the New River at Allisonia gauge located?
The gauge is located in Pulaski County, Virginia at coordinates 36.9375°N, 80.7458°W. USGS site number: 03168000. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.