South River at Harriston
Virginia — Water Level & Flood Stage
Located in Augusta County, Virginia on the South River. Live water level data from USGS gauge 01627500, 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
16 ft
Moderate Flood
12 ft
Minor Flood
9.5 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
16 ft
Numerous homes are flooded, along with several roads and significant amounts of farmland.
15 ft
A large portion of Route 825 is flooded. Several homes are flooded nearby.
12 ft
Trixie Lane is flooded. Water approaches homes near the river.
11 ft
Water reaches a low spot on Route 625.
10 ft
The very end of Route 770 is flooded, along with nearby fields.
9.5 ft
Water begins to overflow into fields near the river.
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 |
|---|---|---|
| Oct 31, 1877 | 18.8 ft | — |
| Aug 31, 1870 | 18.8 ft | — |
| Oct 31, 1877 | 18.8 ft | — |
| Aug 31, 1870 | 18.8 ft | — |
| Oct 14, 1942 | 17.2 ft | 23,100 cfs |
About This Gauge
Get Flood Alerts for South 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 South River at Harriston?
The South River at Harriston gauge is maintained by USGS (site 01627500) 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 South River at Harriston?
The NWS-defined flood stage for South River at Harriston is 9.5 feet. Action stage begins at 6 feet. Moderate flooding starts at 12 feet, and major flooding at 16 feet.
How do I get alerts when South River rises?
Download StormCast free on Google Play, go to River Gauges, and add South River at Harriston 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 South River at Harriston gauge located?
The gauge is located in Augusta County, Virginia at coordinates 38.2186°N, 78.8369°W. USGS site number: 01627500. Data is provided by the U.S. Geological Survey and the National Weather Service.
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On This River
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Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- Stage may be affected by ice.