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South River at Klondike Road near Lithonia

National Weather Service gauge SOUG1 · Georgia · De Kalb County · 33.6297, -84.1286 · USGS 02204070

Flood levels

Official flood levels at this gauge: action stage begins at 10.0 ft; minor flooding begins at 12.0 ft; moderate flooding begins at 17.0 ft; major flooding begins at 21.0 ft.

Action stage10.0 ft
Minor flooding12.0 ft
Moderate flooding17.0 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.

10.0 ftBankfull conditions are reached upstream and downstream from the stream gage at Klondike Road.
12.0 ftFlood stage is reached. Minor flooding will occur in portions of the woodlands and fields near the river upstream and downstream from the gage on Klondike Road.
14.0 ftMinor flooding will continue in the woodlands and fields upstream and downstream from the gage on Klondike Road.
15.0 ftMinor flooding expands into the woodlands and fields upstream and downstream from the gage on Klondike Road.
17.0 ftModerate flooding begins. Significant flooding will continue to expand further into the woodlands and fields upstream and downstream from the gage on Klondike Road. The water level reaches the bottom of the bridge. This may cause local officials to close it due to possible erosion around the supports.
19.0 ftModerate flooding continues to expand further into the woodlands and fields near the river upstream and downstream from the gage on Klondike Road. The bridge forms an obstacle and acts like a dam causing some backwater and erosion eddies to the sides of the bridge. The bridge will likely be closed by local officials.
20.0 ftModerate flooding continues to expand further into the woodlands and fields near the river upstream and downstream from the gage on Klondike Road. The bridge forms an obstacle and acts like a dam causing some backwater and erosion eddies to the sides of the bridge. Portions of Klondike Road will begin to flood and local officials will likely have it closed.
21.0 ftMajor flooding begins. Widespread innundation of water expands further into the woodlands and fields near the river upstream and downstream from the gage on Klondike Road. The bridge forms an obstacle and acts like a dam causing some backwater and erosion eddies to the sides of the bridge. The water level reaches the top of the bridge. The depth of water on the road at the bridge will be around one foot deep and it will be closed by local officials.

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

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