Chattooga River at Summerville
Georgia — Water Level & Flood Stage
Located in Chattooga County, Georgia on the Chattooga River. Live water level data from USGS gauge 02398000, 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
20 ft
18,800 cfs
Moderate Flood
17 ft
10,100 cfs
Minor Flood
14 ft
4,800 cfs
Action Stage
12 ft
3,090 cfs
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
25 ft
Record flooding never seen before will affect the infrastructure of Summerville. The water level will cover Rome Boulevard and approach The Summerville Times building. In Trion...most of the Mount Vernon Mills buildings...homes on First and Second Streets near the levee...homes and apartments on Park Avenue and Dalton and Cooper Streets are flooded with 5 to 8 feet of water. The water level will top the Dixie Highway bridge. Transportation in and out of the Summerville area will be difficult.
23 ft
Record flooding occurs in sections of Summerville due to tributaries backing up from the high flow on the river. The water level hits the Rome Boulevard bridge and affects The Summerville Times property. In Trion...portions of the Mount Vernon Mills buildings including the personnel office...yards and homes on First and Second Streets near the levee...and athletic fields and other structures off Dalton and Cooper Streets are flooded with 3 to 6 feet of water. The water floods portions of Dixie Highway.
22 ft
Major flooding expands into sections of Summerville due to tributaries backing up from near record high flow on the river. The water reaches the bottom of the Rome Boulevard bridge and affects The Summerville Times property. In Trion...the parking lot and portions of the Mount Vernon Mills buildings including the personnel office...yards and homes on First and Second Streets near the levee...and athletic fields and other structures off Dalton and Cooper Streets are flooded with 2 to 5 feet of water.
20 ft
Major flooding expands into woodlands and fields along the river upstream and downstream from the gage on Rome Boulevard. In Trion...portions of the parking lot at Mount Vernon Mills including the personnel office...yards and homes on First and Second Streets near the levee...and athletic fields and other structures off Dalton and Cooper Streets are flooded with up to 3 feet of water. Also near Lyerly...large portions of Lyerly Dam Road near the river are flooded with up to 3 feet of water.
19 ft
Significant flooding expands further into woodlands and fields along the river upstream and downstream from the gage on Rome Boulevard. In Trion...portions of the parking lot at Mount Vernon Mills...yards of homes on First and Second Streets near the levee...and athletic fields off Dalton Street are flooded with two feet of water. The water reaches the personnel office foundation at Mount Vernon Mills. Also near Lyerly...portions of Lyerly Dam Road near the river are flooded with two feet of water.
18 ft
Significant flooding expands further into the woodlands and fields along the river upstream and downstream from the gage on U.S. Highway 27 or Rome Boulevard. In Trion...portions of the parking lot by the river at Mount Vernon Mills...Second Street near the levee...and athletic fields off Dalton Street are flooded with a foot of water. Also near Lyerly...portions of Lyerly Dam Road near the river are flooded with around one foot of water.
17 ft
Moderate flooding begins. The flooding expands further into the woodlands and fields along the river upstream and downstream from the gage on U.S. Highway 27 or Rome Boulevard. The low portions of the parking lot by the river at Mount Vernon Mills in Trion begins to flood. Near Lyerly...portions of Lyerly Dam Road near the river begin to flood.
16 ft
Minor flooding continues and expands further into the woodlands and fields along the river upstream and downstream from the gage on U.S. Highway 27 or Rome Boulevard.
14 ft
Minor flooding of woodlands and fields begins along the river upstream and downstream from the gage on U.S. Highway 27 or Rome Boulevard.
12 ft
Bankfull conditions are reached along the river upstream and downstream from the gage on U.S. Highway 27 or Rome Boulevard.
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 |
|---|---|---|
| Feb 15, 1990 | 22.63 ft | 30,100 cfs |
| Feb 15, 1990 | 22.63 ft | 30,100 cfs |
| Apr 13, 2020 | 21.48 ft | 24,693 cfs |
| Apr 13, 2020 | 21.48 ft | 24,693 cfs |
| Sep 20, 2009 | 21.19 ft | 26,900 cfs |
About This Gauge
USGS Site
NWS LID
SUMG1
River
Chattooga River
County
Chattooga, GA
Coordinates
34.4664°N, 85.3361°W
Get Flood Alerts for Chattooga 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 Chattooga River at Summerville?
The Chattooga River at Summerville gauge is maintained by USGS (site 02398000) 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 Chattooga River at Summerville?
The NWS-defined flood stage for Chattooga River at Summerville is 14 feet. Action stage begins at 12 feet. Moderate flooding starts at 17 feet, and major flooding at 20 feet.
How do I get alerts when Chattooga River rises?
Download StormCast free on Google Play, go to River Gauges, and add Chattooga River at Summerville 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 Chattooga River at Summerville gauge located?
The gauge is located in Chattooga County, Georgia at coordinates 34.4664°N, 85.3361°W. USGS site number: 02398000. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Chattooga River
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Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- Automated gauge readings are now available, courtesy of the USGS.
- 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.