Sweetwater Creek near Northwest Austell, GA
River level and flood forecast · Cobb County
Normal6.6 ftas of Mon 3:45 PM
The river is 12.4 ft below flood stage (19 ft).
Flow: 181 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Sun, Dec 31, 7 PM. Forecasts change as rain falls and as upstream water arrives.
Flood stages
| Major flood stage | 27 ft |
| Moderate flood stage | 23 ft |
| Flood stage | 19 ft |
| Action stage | 16 ft |
| Record crest (September 22, 2009) | 37.04 ft |
What floods at each level
From the National Weather Service, highest first.
- 29 ftWidespread inundation flooding continues upstream and downstream from the gage near Joe Jerkins Boulevard. The railroad bridge will be an obstacle and act like a dam causing backwater and erosion. Legion Park will be flooded with up to 12 feet of water. Large portions of Garrett Road...Westside Road and Stovall Road will be covered with 8 to 10 feet of water affecting several homes and businesses. Other homes will be flooded on Owens Drive...Windy Lane...Pine Grove Drive...Camellia Drive and Ceylon Drive.
- 27 ftMajor flooding begins. Widespread inundation occurs upstream and downstream from the gage near Joe Jerkins Boulevard. The railroad bridge becomes an obstacle and acts like a dam causing backwater and erosion. Most of Legion Park will be flooded with up to 10 feet of water. Large portions of Garrett Road...Westside Road and Stovall Road will be covered with 6 to 8 feet of water affecting a few homes. Other homes will be flooded on Owens Drive...Windy Lane...Pine Grove Drive and Camellia Drive.
- 25 ftSignificant flooding expands further into the woodlands...fields and parks upstream and downstream from the gage near Joe Jerkins Boulevard. The railroad bridge begins to form an obstacle and act like a dam causing backwater and erosion. Most of Legion Park will be flooded with up to 8 feet of water. Large portions of Garrett Road...Westside Road and Stovall Road will be covered with 4 to 6 feet of water. Water will begin to flood a few homes on Windy Lane and Pine Grove Drive.
- 23 ftModerate flooding begins. Significant flooding expands further into the woodlands...fields and parks upstream and downstream from the gage near the railroad bridge parallel to Joe Jerkins Boulevard. The water level will reach the bottom of the railroad bridge. Most of Legion Park will be flooded with up to 6 feet of water. Portions of Garrett Road...Westside Road and Stovall Road will be covered with 2 to 4 feet of water. Water will reach the foundations of a few homes on Windy Lane and Pine Grove Drive.
- 21 ftMinor flooding continues to expand into the woodlands...fields and parks upstream and downstream from the gage near the railroad bridge parallel to Joe Jerkins Boulevard. Most of Legion Park will be flooded with up to 4 feet of water. Large portions of Garrett Road...Westside Road and Stovall Road will be covered with 1 to 3 feet of water. Some residential yards will begin to flood on Windy Lane and Pine Grove Drive.
- 19 ftFlood stage is reached. Minor flooding of woodlands and the natural flood plain occurs upstream and downstream from the gage near the railroad bridge parallel to Joe Jerkins Boulevard. Large portions of Legion Park will be flooded with up to two feet of water. Low lying areas of Garrett Road...Westside Road and Stovall Road will begin to flood.
- 16 ftBankfull conditions are reached upstream and downstream from the gage near the railroad bridge parallel to Joe Jerkins Boulevard. Water begins to flow into low areas of the flood plain including portions of Legion Park.
Highest crests on record
- 37.04 ft — September 22, 2009
- 21.31 ft — September 28, 2024
- 19.79 ft — February 14, 2025
- 19.71 ft — May 6, 2021
- 19.15 ft — January 26, 2024
Recent crests: 19.79 ft (February 14, 2025) · 21.31 ft (September 28, 2024) · 19.15 ft (January 26, 2024) · 19.71 ft (May 6, 2021) · 37.04 ft (September 22, 2009)
Up and down the river, and nearby
- UpstreamSweetwater Creek at Brownsville Road near Powder Springs, GA
- DownstreamSweetwater Creek near Austell, GA
- Olley Creek at Clay Road near Austell, GA
- Noses Creek at Powder Springs Road near Powder Springs, GA
- Powder Springs Creek near Powder Springs, GA
- Utoy Creek at Great Southwest Parkway near Atlanta, GA
- Sweetwater Creek below Austell, GA
- Nickajack Creek at US Highway 78 and 278 near Mableton, GA
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (NATG1); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.