Major Flood
33 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
30 ft
Minor Flood
23 ft
Action Stage
17 ft
What Floods at Each Level
33 ft
Widespread major flooding begins along the river upstream and downstream of the gage on the Killian Hill Road bridge. At least two residences along the left bank downstream of the gage will have water inundating the lower level. Backyards of residences along the river will be inundated with several feet of water, including up to twelve or more feet in portions of the powerline easement.
30 ft
Widespread moderate flooding begins along the river upstream and downstream of the gage on the Killian Hill Road bridge. Water is several feet deep along the channel and in the powerline easement behind Runnymede Court and Runnymede Drive and is ten or more feet deep in some areas. Water approaches the foundations of some residences. Backyards of residences on Pathfinder Way and Cotswold Drive will be inundated with 1 to 3 feet of water.
23 ft
Minor flooding occurs along the river upstream and downstream of the gage on the Killian Hill Road bridge. Water is 1 to 5 feet deep along the channel and in the powerline easement behind Runnymede Court and Runnymede Drive. Yards of some nearby homes will be flooded with 1 to 3 feet of water.
22 ft
Bankfull conditions continue, with water spreading into the natural floodplain upstream and downstream of the gage on Killian Hill Road. Water will be several feet deep along the banks of the river.
20 ft
Bankfull conditions continue, with water spreading into the natural floodplain upstream and downstream of the gage on the Killian Hill Road bridge.
17 ft
Bankfull conditions occur along the river upstream and downstream from the gage on the Killian Hill Road bridge.
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 |
|---|---|---|
| Sep 27, 2024 | 23.75 ft | 9,166 cfs |
| Dec 28, 2018 | 20.67 ft | — |
| Mar 17, 1990 | 19.67 ft | — |
About This Gauge
Get Flood Alerts for Yellow 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 Yellow River near Snellville?
The Yellow River near Snellville gauge is maintained by USGS (site 02206500) 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 Yellow River near Snellville?
The NWS-defined flood stage for Yellow River near Snellville is 23 feet. Action stage begins at 17 feet. Moderate flooding starts at 30 feet, and major flooding at 33 feet.
How do I get alerts when Yellow River rises?
Download StormCast free on Google Play, go to River Gauges, and add Yellow River near Snellville 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 Yellow River near Snellville gauge located?
The gauge is located in Gwinnett County, Georgia at coordinates 33.8531°N, 84.0783°W. USGS site number: 02206500. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Yellow River
On This River
Downstream: Yellow River at GA 124 near Lithonia
More Resources
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 and future precipitation. Forecast stages may be different if forecast future rainfall does not occur.