Rivers in Georgia

Cobbs Creek at Rainbow Drive near Decatur

De Kalb County, GeorgiaNWS COBG1USGS 02203873Peachtree City office

Below flood stage
1.53ftStage

Observed Sun, Sep 27, 1:30 AM EDT

Flood stage
11.00 ft
Record crest
13.32 ft2020

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood20.00 ft
Moderate flood17.00 ft
Minor flood11.00 ft
Action9.00 ft
  1. 22.00 ftWidespread inundation flooding occurs in the residential yards and woodlands along the creek upstream and downstream from Rainbow Drive. The flood waters will be 2 to 3 feet over the bridge and road. County officials will have the road closed. The water will be up to 14 feet deep in portions of backyards of several homes off Kings Park Circle...Rainover Drive...Rainshower Drive and Calumet Road. Several of the homes will be flooded with 1 to 3 feet of water. The water level will enter the USGS gage house.
  2. 20.00 ftMajor flooding begins with widespread inundation of the residential yards and woodlands along the creek upstream and downstream from Rainbow Drive. The flood waters will top the bridge and be around one foot deep over the road. County officials will close the bridge. The water will be up to 12 feet deep in portions of backyards of several homes off Kings Park Circle...Rainover Drive...Rainshower Drive and Calumet Road. Some of the homes will begin to flood.
  3. 19.00 ftSignificant flooding continues to expand into the residential yards and woodlands along the creek upstream and downstream from Rainbow Drive. The water level will be hitting the bridge and begin to flood the road. County officials will likely close the bridge. Flood waters will be up to 10 feet deep in portions of backyards of several homes off Kings Park Circle...Rainover Drive...Rainshower Drive and Calumet Road. The water level will reach the foundations of some of the homes.
  4. 17.00 ftModerate flooding begins. Significant flooding occurs in the residential yards and woodlands along the creek upstream and downstream from the gage at Rainbow Drive. The water level will be near the bottom of the bridge. Flood waters will be up to 8 feet deep in portions of backyards of several homes off Kings Park Circle...Rainover Drive...Rainshower Drive and Calumet Road.
  5. 15.00 ftMinor flooding continues to expand into the residential yards and woodlands along the creek upstream and downstream from the stream gage at Rainbow Drive. Flood waters will be up to 6 feet deep in portions of backyards of several homes off Kings Park Circle...Rainover Drive...Rainshower Drive and Calumet Road.
  6. 13.00 ftMinor flooding continues in the residential yards and woodlands along the creek upstream and downstream from the stream gage at Rainbow Drive. Flood waters will be from 1 to 4 feet deep in portions of backyards of a few homes off Kings Park Circle...Rainover Drive...Rainshower Drive and Calumet Road.
  7. 11.00 ftFlood stage is reached. Minor flooding begins in the residential yards and woodlands along the creek upstream and downstream from the stream gage at Rainbow Drive. Flood waters will be from one to two feet deep in portions of backyards of a few homes off Kings Park Circle...Rainover Drive...Rainshower Drive and Calumet Road.
  8. 9.00 ftBankfull conditions are reached along the creek upstream and downstream from the stream gage at Rainbow Drive. Water will begin to flow into low portions of residential yards.

Crest history

4 crests on NOAA’s list since 2015.

#DateStage
1October 11, 202013.32 ft
2December 24, 201512.80 ft
3March 6, 202411.86 ft
4September 27, 202411.81 ft

Most recent crests

  • September 27, 2024: 11.81 ft
  • March 6, 2024: 11.86 ft
  • October 11, 2020: 13.32 ft
  • December 24, 2015: 12.80 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Southeast River Forecast Center. Forecasts are not available. Only observed stages are available for this point. Automated gauge readings are now available, courtesy of the USGS.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.