Gallatin Fossil Plant - Ash Disposal Area Perimeter Dike (pond E)
Gallatin Fossil Plant - Ash Disposal Area Perimeter Dike (pond E) is an earth dam located in Sumner County, Tennessee, built in 1970. It carries a Significant hazard potential classification.
About Gallatin Fossil Plant - Ash Disposal Area Perimeter Dike (pond E)
Gallatin Fossil Plant - Ash Disposal Area Perimeter Dike (pond E) is a dam in Sumner, Tennessee. The dam is owned by Tva (federal). It impounds the Cumberland River - Offstream near Gallatin.
The dam stands 24 feet tall and stretches 9,809 feet across, creates a reservoir covering 167 acres, has a maximum storage capacity of 3,800 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1970, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. An emergency action plan is in place for this dam. The most recent inspection on record was 06/03/2025.
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Location
| State | Tennessee |
| County | Sumner |
| Nearest City | Gallatin |
| River/Stream | Cumberland River - Offstream |
| Coordinates | 36.33400, -86.41500 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 9,809 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 3,800 acre-ft |
| Max Storage | 3,800 acre-ft |
| Surface Area | 167 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 351 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | TVA |
| Owner Type | Federal |
| Hazard Classification | Significant |
| Condition Assessment | Not Available |
| Last Inspection | 06/03/2025 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | TN16524 |
| Federal ID | TN16524 |
| More Info | State Dam Safety Program |