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South Fork Peachtree Creek at Johnson Road near Atlanta

National Weather Service gauge SPJG1 · Georgia · De Kalb County · 33.8028, -84.3408 · USGS 02336240

Flood levels

Official flood levels at this gauge: action stage begins at 11.0 ft; minor flooding begins at 13.0 ft; moderate flooding begins at 15.0 ft; major flooding begins at 17.0 ft.

Action stage11.0 ft
Minor flooding13.0 ft
Moderate flooding15.0 ft
Major flooding17.0 ft

Highest recorded crests

What the water does

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

11.0 ftBankfull conditions are reached upstream and downstream from the stream gage at Johnson Road.
13.0 ftFlood stage is reached. Minor flooding of the natural flood plain begins upstream and downstream from the gage on Johnson Road. This includes low portions of the backyards of residential homes on Noble Drive...Helen Drive and Kay Lane. This height combined with the flow on North Fork Peachtree Creek may also produce flooding further downstream on Peachtree Creek in Fulton County.
14.0 ftMinor flooding continues along the creek upstream and downstream from the gage on Johnson Road. Portions of backyards of residential homes on Noble Drive...Helen Drive and Kay Lane will be flooded with around one foot of water. This height combined with the flow on North Fork Peachtree Creek will likely produce flooding further downstream on Peachtree Creek in Fulton County.
15.0 ftModerate flooding begins along the creek upstream and downstream from the gage on Johnson Road. Large portions of backyards of residential homes on Noble Drive...Helen Drive and Kay Lane will be flooded with around two feet of water. The water level will begin to reach the patios of a few homes. This height combined with the flow on North Fork Peachtree Creek will likely produce significant flooding further downstream on Peachtree Creek in Fulton County.
16.0 ftSignificant flooding continues along the creek upstream and downstream from the gage on Johnson Road. Backyards of the residential homes on Noble Drive...Helen Drive and Kay Lane will be flooded with up to 3 feet of water. The water level will cover patios and begin to reach the foundations of a few homes. This height combined with the flow on North Fork Peachtree Creek will produce significant flooding further downstream on Peachtree Creek in Fulton County.
17.0 ftMajor flooding begins along the creek upstream and downstream from the gage on Johnson Road. Record flooding never seen before will inundate backyards of the residential homes on Noble Drive...Helen Drive and Kay Lane with up to 4 feet of water. The water level will reach the foundations of a few homes and may enter some crawl spaces. This height combined with the flow on North Fork Peachtree Creek will likely produce major flooding further downstream on Peachtree Creek in Fulton County.
18.0 ftRecord flooding never seen before will expand along the creek upstream and downstream from the gage on Johnson Road. Widespread inundation will occur of the backyards of residential homes on Noble Drive...Helen Drive and Kay Lane with up to 5 feet of water. The water level will surround the foundations of some homes and enter some crawl spaces or basements. This height combined with the flow on North Fork Peachtree Creek will produce major flooding further downstream on Peachtree Creek in Fulton County.
22.0 ftRecord flooding never seen before will expand upstream and downstream from the gage on Johnson Road. A catastrophic and massive flood will affect residential homes and businesses along the creek with a few feet of water. The water level will reach the bottom of the Johnson Road bridge and the USGS gage house. This height combined with the flow on North Fork Peachtree Creek will produce record flooding further downstream on Peachtree Creek in Fulton County.

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

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