Potato Creek at County Line Road near Orchard Hill
Flood levels
Official flood levels at this gauge: action stage begins at 9.0 ft; minor flooding begins at 11.0 ft; moderate flooding begins at 13.0 ft; major flooding begins at 17.0 ft.
| Action stage | 9.0 ft |
|---|---|
| Minor flooding | 11.0 ft |
| Moderate flooding | 13.0 ft |
| Major flooding | 17.0 ft |
Highest recorded crests
- 14.2 ft on Jul 11, 2005 (historic crest)
- 12.0 ft on Sep 27, 2024 (historic crest)
- 11.9 ft on Mar 27, 2023 (historic crest)
- 11.8 ft on Sep 17, 2020 (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 upstream and downstream from the gage on County Line Road. |
|---|---|
| 11.0 ft | Flood stage is reached. Minor flooding of woodlands...fields and pastures begin upstream and downstream from the gage on County Line Road. |
| 12.0 ft | Minor flooding continues in the woodlands...fields and pastures upstream and downstream from the gage on County Line Road. |
| 13.0 ft | Moderate flooding begins. Significant flooding expands further into the woodlands...fields and pastures upstream and downstream from the gage on County Line Road. The water level reaches the bottom of the bridge and county officials may close the bridge. |
| 14.0 ft | Significant flooding continues to expand further into the woodlands...fields and pastures upstream and downstream from the gage on County Line Road. The water level hits the bridge causing it to act like a dam. Erosion may occur to the sides of the bridge and county officials will likely have it closed. The water level will begin to flow over the road in low areas. |
| 15.0 ft | Significant flooding expands further into the woodlands...fields and pastures upstream and downstream from the gage on County Line Road. The water level will top the bridge causing it to act like a dam. Erosion will likely occur to the sides of the bridge and county officials will have it closed. The water will be around one foot deep over the road. |
| 17.0 ft | Major flooding begins. Widespread inundation flooding never seen before occurs in the woodlands...fields and pastures upstream and downstream from the gage on County Line Road. The water level will be at least 2 feet deep over the top of the bridge and up to 3 feet deep over the road. The bridge may become washed out. |
Forecast office: NWS Peachtree City · River Forecast Center: Southeast River Forecast Center.
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