Rivers in Georgia
Chattahoochee River below Morgan Falls Dam near Roswell
Below flood stage
812.93ftStage
Observed Wed, Sep 23, 6:45 AM EDT
- Flood stage
- 821.00 ft
- Record crest
- 827.01 ft2009
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 826.00 ft |
| Moderate flood | 823.00 ft |
| Minor flood | 821.00 ft |
| Action | 819.00 ft |
- 827.00 ftRecord 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.
- 826.00 ftMajor 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.
- 825.00 ftSignificant 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.
- 823.00 ftModerate 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.
- 822.00 ftMinor 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.
- 821.00 ftFlood 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.
- 819.00 ftBankfull 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.
Crest history
7 crests on NOAA’s list since 2003.
| # | Date | Stage |
|---|---|---|
| 1 | September 22, 2009 | 827.01 ft |
| 2 | September 17, 2004 | 824.71 ft |
| 3 | September 21, 2009 | 822.59 ft |
| 4 | March 6, 2003 | 820.93 ft |
| 5 | October 12, 2009 | 820.56 ft |
| 6 | July 16, 2005 | 819.28 ft |
| 7 | May 19, 2013 | 819.12 ft |
Most recent crests
- May 19, 2013: 819.12 ft
- October 12, 2009: 820.56 ft
- September 22, 2009: 827.01 ft
- September 21, 2009: 822.59 ft
- July 16, 2005: 819.28 ft
- September 17, 2004: 824.71 ft
- March 6, 2003: 820.93 ft
Nearby
Upstream, downstream and the gauges around this one.
- UpstreamChattahoochee River at Roswell
- DownstreamChattahoochee River at Powers Ferry + I-285 near Atlanta
- Willeo Creek at GA 120 near Roswell
- Sope Creek at Lower Roswell Road near Marietta
- Big Creek at Hog Wallow at Roswell
- Sewell Mill Creek at GA 120 near Marietta
- Nancy Creek at Johnson Ferry Road near Chamblee
- Rottenwood Creek at Interstate North Parkway near Smyrna
What this means
Forecasts by the Southeast River Forecast Center. Forecasts are not available. Only observed stages are available for this point. Gauge reading affected by power generation. Gauge reading affected by reservoir operations.
Sources
Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.