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Sweetwater Creek near Austell, GA (AUSG1)

Data Type




Inundation Levels
NAVD88 Stage

889.3*32.0*
888.3*31.0*
Record Crest: 30.82 ft
887.330.0
886.329.0
885.328.0
884.327.0
883.326.0
882.325.0
881.324.0
880.323.0
879.322.0
878.321.0
877.320.0
876.319.0
875.318.0
Major Flooding Begins

874.317.0
873.316.0
872.315.0
871.314.0
Moderate Flooding Begins

870.313.0
869.312.0
868.311.0
Minor Flooding Begins

867.310.0
Near Flooding Begins


Below Flooding Begins

* = Extended rating
Weather Forecast Office Peachtree City/Atlanta, GA Southeast River Forecast Center
Hydrograph River at a Glance Download Inundation
Mapping
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Click on mapped inundation to see water depth values for that location, or hold shift and drag to zoom to area.

Current Stage:
1.9 ft at 04/19/2024 12:45:00 UTC
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Inundation Legend
Depth in feet
USGS Gauge Location Gauge Location
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Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.

Gauge Information Collapse

Map Overlays
Flood Categories (in feet)
Major Flood Stage: 17
Moderate Flood Stage: 13
Flood Stage: 10
Action Stage: 8
Low Stage (in feet): -9999

Historic Crests
(1) 30.82 ft on 09/22/2009
(2) 21.81 ft on 07/12/2005
(3) 20.00 ft on 07/08/1916
(4) 19.90 ft on 02/04/1982
(5) 19.30 ft on 03/18/1990
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 12.02 ft on 01/27/2024
(2) 11.84 ft on 01/10/2024
(3) 11.84 ft on 01/05/2023
(4) 10.14 ft on 04/07/2022
(5) 10.52 ft on 01/01/2022
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) -0.90 ft on 10/09/1954
(2) -0.20 ft on 07/21/1989
(3) -0.15 ft on 10/21/2007
Show More Low Water Records

Graphical representation of flood inundation for NWS flood categories are based on steady state hydraulic modeling of water surface elevations for incremented discharges. Map shows approximate inundation areas for given water surface elevations and should not be used for navigation or permitting or other legal purposes, but strictly as a planning reference tool.
Flood Impacts Collapse
If you notice any errors in the below information, please contact our Webmaster
32 Flooding never seen before will affect all of Austell and its infrastructure. Sections of Interstate 20 will be flooded with several feet of water. The Thornton Road bridge will flood on the east side of Lithia Springs. This catastrophic and massive flood event will be worse than the Epic Flood of 2009. Numerous homes...businesses...and roads will be affected with over 20 feet of water in some locations. Transportation in and out of Austell and Lithia Springs will be difficult due to road closures.
30 Near record flooding occurs around Austell affecting its infrastructure. Sections of Interstate 20 will be flooded with a few feet of water. The Thornton Road bridge begins to flood on the east side of Lithia Springs. A catastrophic and massive flood event occurs similar to the Epic Flood of 2009. Numerous homes...businesses...and roads will be affected with water up to 20 feet deep in some locations. Transportation in and out of Austell and Lithia Springs will be difficult due to road closures.
28 Massive inundation flooding affects the infrastructure around Austell. A portion of Interstate 20 over the creek will be flooded. Numerous homes and businesses on Mount Vernon Road...Wren Circle...Bankhead and Veterans Memorial Highways and the Brook Forest and Beech Gum Mobile Home Parks in Douglas County...and Old Marietta Road...Old Alabama Road and Maxham Road in Cobb County will be flooded. Powder Springs...Noses and Olley Creeks will backup and flood neighborhoods nearby with several feet of water.
26 Widespread inundation flooding expands around Austell. A portion of Interstate 20 over the creek will begin to flood. Numerous homes and businesses on Mount Vernon Road...Wren Circle...Bankhead and Veterans Memorial Highways and the Brook Forest and Beech Gum Mobile Home Parks in Douglas County...and Old Marietta Road...Old Alabama Road and Maxham Road in Cobb County will be flooded. Powder Springs...Noses and Olley Creeks will backup and flood neighborhoods nearby with several feet of water.
23 Widespread inundation flooding continues to expand around Austell. A paintball playing field near the gage and athletic fields in the Woodrow Wilson Park are completely flooded. Numerous homes on Mount Vernon Road...Wren Circle...Robin Road and the Brook Forest and Beech Gum Mobile Home Parks in Douglas County...and Old Marietta Road...Old Alabama Road and Maxham Road in Cobb County will be flooded. Powder Springs...Noses and Olley Creeks will backup and flood neighborhoods close to them.
20 Widespread inundation flooding occurs from the gage by Interstate 20. A paintball playing field near the bridge and athletic fields in the Woodrow Wilson Park are flooded with 10 feet of water. Numerous homes on Mount Vernon Road...Wren Circle...Robin Road and the Brook Forest and Beech Gum Mobile Home Parks in Douglas County...and Old Marietta Road...Old Alabama Road and Maxham Road in Cobb County will be flooded. Powder Springs...Noses and Olley Creeks will backup and flood neighborhoods close to them.
18 Major flooding expands upstream and downstream from the gage by the Interstate 20 bridge. The paintball playing field just downstream of the bridge and athletic fields in the Woodrow Wilson Park are flooded with 7 to 8 feet of water. Numerous homes on Mount Vernon Road...Wren Circle and Robin Road and portions of Brook Forest and Beech Gum Mobile Home Parks in Douglas County...and Sunlight Drive...Old Marietta Road and Brooks Drive in Cobb County will be flooded.
17 Major flooding begins. Extensive flooding occurs upstream and downstream from the gage by the Interstate 20 bridge. Large portions of a paintball playing field just downstream of the bridge and athletic fields in the Woodrow Wilson Park are flooded with 6 to 7 feet of water. Numerous homes on Mount Vernon Road...Wren Circle and Robin Road and portions of Brook Forest and Beech Gum Mobile Home Parks in Douglas County...and Sunlight Drive...Old Marietta Road and Brooks Drive in Cobb County will be flooded.
15 Significant flooding continues in the woodlands and fields upstream and downstream from the gage by the Interstate 20 bridge. Portions of a paintball playing field just downstream of the bridge and athletic fields in the Woodrow Wilson Park on Mount Vernon Road are flooded with 4 to 5 feet of water. Several homes on Wren Circle and Robin Road and portions of Brook Forest and Beech Gum Mobile Home Parks in Douglas County...and Sunlight Drive and Old Marietta Road in Cobb County will be flooded.
13 Moderate flooding begins. Significant flooding occurs in the woodlands and fields upstream and downstream from the gage near the Interstate 20 bridge. Portions of a paintball playing field just downstream of the bridge and athletic fields in the Woodrow Wilson Park on Mount Vernon Road are flooded with 2 to 3 feet of water. Water begins to flood a few mobile homes on Brook Forest Road and homes on Wren Circle in Douglas County. Portions of Sunlight Drive in Cobb County will be flooded.
12 Minor flooding continues in the woodlands and fields upstream and downstream from the gage near the Interstate 20 bridge. Portions of a paintball playing field just downstream of the bridge and athletic fields in the Woodrow Wilson Park on Mount Vernon Road are flooded with one to two feet of water. A portion of Wren Circle in Douglas County...the County Iron Works and Sunlight Drive in Cobb County begin to flood.
10 Flood Stage is reached. Minor flooding occurs in the woodlands and fields upstream and downstream from the gage near the Interstate 20 bridge. Portions of a paintball playing field just downstream of the bridge begin to flood. Athletic fields in the Woodrow Wilson Park on Mount Vernon Road begin to flood due to water backing up in ditches.
8 Bankfull conditions are reached upstream and downstream from the gage near the Interstate 20 bridge. Water begins to flow into low areas of the flood plain.
Other Data Sources Collapse
Additional Information Collapse
USGS Flood Inundation Mapper for a large portion of Sweetwater Creek is also available at: http://wim.usgs.gov/FIMI/FloodInundationMapper.html?siteno=02337000#

Potential River Levels - Used to

Potential River Levels
Used to Estimate the Chance of Flooding and the Range of Possible River Levels
10 Day (HEFS) 7 Day (NAEFS) 7 Day (GEFS)
HEFS Ensemble NAEFS Ensemble GEFS Ensemble

Note: Use the official hydrograph at the top of this web page for river levels within the next 72 Hours.

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Graphical representation of flood inundation for NWS flood categories are based on steady state hydraulic modeling of water surface elevations for incremented discharges. Map shows approximate inundation areas for given water surface elevations and should not be used for navigation or permitting or other legal purposes, but strictly as a planning reference tool.