Chattahoochee River below Morgan Falls Dam near Roswell
Georgia — Water Level & Flood Stage
Located in Fulton County, Georgia on the Chattahoochee River. Live water level data from USGS gauge 02335815, 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
826 ft
Moderate Flood
823 ft
Minor Flood
821 ft
Action Stage
819 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
827 ft
Record flooding occurs with numerous evacuations downstream from the gage at Morgan Falls Dam. Extensive damage occurs to homes on Columns Drive in Cobb County and the road is under several feet of water. Widespread flood damage affects many homes on Edgewater Drive...Ferry Landing...River Chase Circle...River Glen Trace and Winterthur Drive in Fulton County. Most of the Chattahoochee River National Recreation Area will be under several feet of water. This will be similar to the September 2009 flood event.
826 ft
Major flooding begins and causes widespread inundation and evacuations downstream from the gage at Morgan Falls Dam. Extensive damage occurs to homes on Columns Drive in Cobb County and the road is covered with a few feet of water. Flood waters affect many homes on Edgewater Drive...Ferry Landing...River Chase Circle...River Glen Trace and Winterthur Drive in Fulton County. Large portions of the Chattahoochee River National Recreation Area will be under several feet of water.
825 ft
Significant flooding occurs downstream from the gage at Morgan Falls Dam. This affects homes on Columns Drive in Cobb County and the water will cover portions of the road near Sope Creek. Flood waters begin to affect several homes on Edgewater Drive...Ferry Landing...River Chase Circle...River Glen Trace and Winterthur Drive in Fulton County. Some evacuations will be likely. Large portions of the Chattahoochee River National Recreation Area will be under several feet of water.
823 ft
Moderate flooding begins and expands further into the residential yards downstream from the gage at Morgan Falls Dam. This affects homes on Columns Drive in Cobb County and the water will begin to cover the road near Sope Creek. The water will begin to reach the foundations of homes on Edgewater Drive...Ferry Landing...River Chase Circle...River Glen Trace and Winterthur Drive in Fulton County. Large portions of the Chattahoochee River National Recreation Area will be under a few feet of water.
822 ft
Minor flooding continues of residential yards downstream from the gage at Morgan Falls Dam. This will affect homes on Columns Drive in Cobb County and the water will begin to rise up on the concrete bridge over Sope Creek. Minor flooding will expand in the yards of homes on Edgewater Drive...Ferry Landing...River Chase Circle...River Glen Trace and Winterthur Drive in Fulton County. Portions of the Chattahoochee River National Recreation Area and Atlanta Country Club Golf Course will have minor flooding.
821 ft
Flood stage is reached. Minor flooding of residential yards occurs downstream from the gage at Morgan Falls Dam. This will affect homes on Columns Drive in Cobb County and the water will reach the bottom of the bridge over Sope Creek. Minor flooding will also affect the yards of homes on Edgewater Drive...Ferry Landing...River Chase Circle...River Glen Trace and Winterthur Drive in Fulton County. Portions of the Chattahoochee River National Recreation Area will have minor flooding.
819 ft
Bankfull conditions are reached downstream from the gage at Morgan Falls Dam. Water begins to flow into low areas of the flood plain. This will affect residential yards of homes on Columns Drive in Cobb County...and Edgewater Drive...Ferry Landing...River Chase Circle...River Glen Trace and Winterthur Drive in Fulton County. Low areas of the Chattahoochee River National Recreation Area will begin to flood.
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 21, 2009 | 827.01 ft | 35,500 cfs |
| Sep 21, 2009 | 827.01 ft | 35,500 cfs |
| Sep 16, 2004 | 824.71 ft | 20,900 cfs |
| Sep 16, 2004 | 824.71 ft | 20,900 cfs |
| Sep 21, 2009 | 822.59 ft | 16,395 cfs |
About This Gauge
USGS Site
NWS LID
MGFG1
River
Chattahoochee River
County
Fulton, GA
Coordinates
33.9683°N, 84.3828°W
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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 Chattahoochee River below Morgan Falls Dam near Roswell?
The Chattahoochee River below Morgan Falls Dam near Roswell gauge is maintained by USGS (site 02335815) 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 Chattahoochee River below Morgan Falls Dam near Roswell?
The NWS-defined flood stage for Chattahoochee River below Morgan Falls Dam near Roswell is 821 feet. Action stage begins at 819 feet. Moderate flooding starts at 823 feet, and major flooding at 826 feet.
How do I get alerts when Chattahoochee River rises?
Download StormCast free on Google Play, go to River Gauges, and add Chattahoochee River below Morgan Falls Dam near Roswell 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 Chattahoochee River below Morgan Falls Dam near Roswell gauge located?
The gauge is located in Fulton County, Georgia at coordinates 33.9683°N, 84.3828°W. USGS site number: 02335815. 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
- Gauge reading affected by power generation.
- Gauge reading affected by reservoir operations.