Utoy Creek at Great Southwest Parkway near Atlanta
Flood levels
Official flood levels at this gauge: action stage begins at 16.0 ft; minor flooding begins at 18.0 ft; moderate flooding begins at 22.0 ft; major flooding begins at 25.0 ft.
| Action stage | 16.0 ft |
|---|---|
| Minor flooding | 18.0 ft |
| Moderate flooding | 22.0 ft |
| Major flooding | 25.0 ft |
Highest recorded crests
- 27.9 ft on Sep 22, 2009 (historic crest)
- 22.5 ft on Jul 12, 2005 (historic crest)
- 18.3 ft on Nov 11, 2009 (historic crest)
- 18.3 ft on Dec 28, 2018 (historic crest)
What the water does
National Weather Service impact statements for this gauge, in the Weather Service's own words.
| 16.0 ft | Bankfull conditions are reached along the creek upstream and downstream from the gage on Great Southwest Parkway. |
|---|---|
| 18.0 ft | Flood stage is reached. Minor flooding begins in the woodlands along the creek upstream and downstream from the gage on Great Southwest Parkway. |
| 20.0 ft | Minor flooding continues to expand further into the woodlands along the creek upstream and downstream from the gage on Great Southwest Parkway. |
| 22.0 ft | Moderate flooding begins. Significant flooding occurs in the woodlands along the creek upstream and downstream from the gage on Great Southwest Parkway. The water level will reach the bottom Great Southwest Parkway bridge and county official may close it. This would impact the industrial park complex in this area. |
| 24.0 ft | Significant flooding expands further into the woodlands along the creek upstream and downstream from the gage on Great Southwest Parkway. The Great Southwest Parkway bridge begins to form an obstacle and act like a dam causing some backwater and erosion eddies to the sides of the bridge. County officials will likely have it closed. The water level will begin to flood the road and some industrial park buildings near the creek. |
| 25.0 ft | Major flooding begins with widespread inundation of the industrial park complex along the creek upstream and downstream from the gage on Great Southwest Parkway. Flood waters will top the Great Southwest Parkway bridge and the road will be under a foot of water. County officials will have it closed. Several commerical buildings near the creek will begin to flood. |
| 28.0 ft | Record flooding occurs with widespread inundation of the industrial park complex along the creek upstream and downstream from the gage on Great Southwest Parkway. Flood waters will top the Great Southwest Parkway bridge and the road will be under 4 feet of water. County officials will have the road closed. Numerous commerical buildings near the creek will be flooded with up to 3 feet of water. This flooding will be similar to September 2009. |
Forecast office: NWS Peachtree City · River Forecast Center: Southeast River Forecast Center.
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