Willeo Creek at GA 120 near Roswell
Flood levels
Official flood levels at this gauge: action stage begins at 9.0 ft; minor flooding begins at 12.0 ft; moderate flooding begins at 20.0 ft; major flooding begins at 26.0 ft.
| Action stage | 9.0 ft |
|---|---|
| Minor flooding | 12.0 ft |
| Moderate flooding | 20.0 ft |
| Major flooding | 26.0 ft |
Highest recorded crests
- 14.7 ft on Sep 21, 2009 (historic crest)
- 10.3 ft on Oct 12, 2009 (historic crest)
- 9.4 ft on Jan 4, 2015 (historic crest)
- 9.4 ft on Apr 7, 2014 (historic crest)
What the water does
National Weather Service impact statements for this gauge, in the Weather Service's own words.
| 9.0 ft | Bankfull conditions are reached along the creek upstream and downstream from the gage on Roswell Road or Georgia Highway 120. |
|---|---|
| 11.0 ft | Bankfull conditions continue to expand into low lying areas of the woodlands and backyards of homes along the creek upstream and downstream from the gage on Roswell Road or Georgia Highway 120. |
| 12.0 ft | Flood stage is reached. Minor flooding begins in the woodlands and backyards of homes along the creek upstream and downstream from the gage on Roswell Road or Georgia Highway 120. |
| 14.0 ft | Minor flooding continues in the woodlands and backyards of homes along the creek upstream and downstream from the gage on Roswell Road or Georgia Highway 120. The flood waters will be up to two feet deep in some of the backyards. |
| 16.0 ft | Minor flooding continues to expand into the woodlands and backyards of homes along the creek upstream and downstream from the gage on Roswell Road or Georgia Highway 120. The flood waters will be up to 4 feet deep in some of the backyards. |
| 18.0 ft | Minor flooding expands further into the woodlands and backyards of homes along the creek upstream and downstream from the gage on Roswell Road or Georgia Highway 120. The flood waters will be up to 6 feet deep in some of the backyards. |
| 20.0 ft | Moderate flooding begins. Significant flooding occurs in the woodlands and backyards of homes along the creek upstream and downstream from the gage on Roswell Road or Georgia Highway 120. The water level reaches the bottom of the bridge and county officials may close it. The flood waters will be up to 8 feet deep in some of the backyards. |
| 23.0 ft | Significant flooding expands further into the woodlands and backyards of homes along the creek upstream and downstream from the gage on Roswell Road or Georgia Highway 120. The water level hits the bridge and may cause erosion to the banks. County officials will likely have it closed. The flood waters will be approaching of the foundations of some homes on Watercrest Commons Circle...Overlook Drive and Ridgefield Drive. |
| 26.0 ft | Major flooding begins. Widespread inundation flooding occurs in the woodlands and backyards of homes along the creek upstream and downstream from the gage on Roswell Road or Georgia Highway 120. The water level hits the bridge and causes erosion to the banks. Roswell Road will begin to flood and county officials will have it closed. The flood waters will surround or be a few feet deep in some homes on Watercrest Commons Circle...Overlook Drive and Ridgefield Drive. |
Forecast office: NWS Peachtree City · River Forecast Center: Southeast River Forecast Center.
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Nearby stations and gauges
- Chattahoochee River below Morgan Falls Dam near Roswell NWS gauge · 2.5 mi
- Big Creek below Hog Wallow at Roswell NWS gauge · 2.6 mi
- Sewell Mill Creek at GA 120 near Marietta NWS gauge · 3.7 mi
- Sope Creek at Lower Roswell Road near Marietta NWS gauge · 4.4 mi
- Chattahoochee River above Roswell NWS gauge · 4.6 mi
- Chattahoochee River at Powers Ferry + I-285 near Atlanta NWS gauge · 7.5 mi