Lost Creek Dam
Lost Creek Dam is an earth dam located in Henderson County, Tennessee, built in 1963. It carries a Significant hazard potential classification.
About Lost Creek Dam
The primary purpose of Lost Creek Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Tva (federal). It impounds the Lost Creek near Chesterfield.
The dam stands 18 feet tall and stretches 1,040 feet across, creates a reservoir covering 154 acres, has a maximum storage capacity of 2,040 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1963, 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 03/05/2025.
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Location
| State | Tennessee |
| County | Henderson |
| Nearest City | Chesterfield |
| River/Stream | Lost Creek |
| Coordinates | 35.57947, -88.34341 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 1,040 ft |
| Year Completed | 1963 (63 years old) |
Storage & Hydraulics
| NID Storage | 2,040 acre-ft |
| Max Storage | 2,040 acre-ft |
| Normal Storage | 860 acre-ft |
| Surface Area | 154 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 9,137 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | TVA |
| Owner Type | Federal |
| Hazard Classification | Significant |
| Condition Assessment | Not Available |
| Last Inspection | 03/05/2025 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | TN07703 |
| Federal ID | TN07703 |
| More Info | State Dam Safety Program |