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South River at Forrest Park Road at Atlanta

National Weather Service gauge STHG1 · Georgia · Fulton County · 33.6789, -84.3581 · USGS 02203655

Flood levels

Official flood levels at this gauge: action stage begins at 12.0 ft; minor flooding begins at 15.0 ft; moderate flooding begins at 18.0 ft; major flooding begins at 21.0 ft.

Action stage12.0 ft
Minor flooding15.0 ft
Moderate flooding18.0 ft
Major flooding21.0 ft

Highest recorded crests

What the water does

National Weather Service impact statements for this gauge, in the Weather Service's own words.

12.0 ftBankfull conditions are reached along the river upstream and downstream from the gage at Forest Park Road.
15.0 ftFlood stage is reached. Minor flooding will occur in the woodlands and natural flood plain of the river upstream and downstream from the gage on Forest Park Road.
18.0 ftModerate flooding begins. Significant flooding will expand into the woodlands upstream and downstream from the gage on Forest Park Road. The water level will be close to the bottom of the bridge.
19.0 ftModerate continues to expand into the woodlands upstream and downstream from the gage on Forest Park Road. The water level will begin to cover portions of Forest Park Road and will likely cause extensive erosion to the banks as the water flow hits the bridge.
20.0 ftSignificant flooding expands into the woodlands upstream and downstream from the gage on Forest Park Road. Around one foot of water will begin to cover portions of Forest Park Road and will likely cause extensive erosion to the banks as the water flow hits the bridge.
21.0 ftMajor flooding begins. Widespread innundation flooding occurs in the woodlands upstream and downstream from the gage on Forest Park Road. Around two feet of water will cover portions of Forest Park Road and will likely cause extensive erosion to the banks as the water flow hits the bridge.

Forecast office: NWS Peachtree City · River Forecast Center: Southeast River Forecast Center.

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