Cobbs Creek at Rainbow Drive near Decatur
Georgia — Water Level & Flood Stage
Located in De Kalb County, Georgia on the Cobbs Creek. Live water level data from USGS gauge 02203873, updated every 15 minutes.
Current Water Level
Gage Height
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Streamflow
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Last Reading
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Flood Stages
Major Flood
20 ft
Moderate Flood
17 ft
Minor Flood
11 ft
Action Stage
9 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
22 ft
Widespread 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.
20 ft
Major 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.
19 ft
Significant 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.
17 ft
Moderate 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.
15 ft
Minor 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.
13 ft
Minor 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.
11 ft
Flood 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.
9 ft
Bankfull 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.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Oct 10, 2020 | 13.32 ft | — |
| Oct 10, 2020 | 13.32 ft | — |
| Dec 24, 2015 | 12.8 ft | — |
| Dec 24, 2015 | 12.8 ft | — |
| Mar 6, 2024 | 11.86 ft | 37,242 cfs |
About This Gauge
Get Flood Alerts for Cobbs Creek
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Cobbs Creek at Rainbow Drive near Decatur?
The Cobbs Creek at Rainbow Drive near Decatur gauge is maintained by USGS (site 02203873) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Cobbs Creek at Rainbow Drive near Decatur?
The NWS-defined flood stage for Cobbs Creek at Rainbow Drive near Decatur is 11 feet. Action stage begins at 9 feet. Moderate flooding starts at 17 feet, and major flooding at 20 feet.
How do I get alerts when Cobbs Creek rises?
Download StormCast free on Google Play, go to River Gauges, and add Cobbs Creek at Rainbow Drive near Decatur to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.
Where is the Cobbs Creek at Rainbow Drive near Decatur gauge located?
The gauge is located in De Kalb County, Georgia at coordinates 33.7094°N, 84.2392°W. USGS site number: 02203873. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- Automated gauge readings are now available, courtesy of the USGS.