Pine Dam is an earth dam located in Henderson County, Tennessee, built in 1964. It carries a Significant hazard potential classification.
Dam profile
NID height · 39 ft39 ft tall and 550 ft long, taller than 85% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Pine Dam
The primary purpose of Pine 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 Piney Creek near Lexington.
The dam stands 39 feet tall and stretches 550 feet across, creates a reservoir covering 466 acres, has a maximum storage capacity of 7,620 acre-feet, and collects water from a drainage area of 7 square miles. Completed in 1964, 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 09/24/2024.
At 39 feet, this dam is taller than 85% of dams nationwide.
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Location
| State | Tennessee |
| County | Henderson |
| Nearest City | Lexington |
| River/Stream | Piney Creek |
| Coordinates | 35.57001, -88.40838 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 39 ft |
| Dam Height | 39 ft |
| Dam Length | 550 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 7,620 acre-ft |
| Max Storage | 7,620 acre-ft |
| Normal Storage | 5,040 acre-ft |
| Surface Area | 466 acres |
| Drainage Area | 7 sq mi |
| Max Discharge | 3,598 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | TVA |
| Owner Type | Federal |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 09/24/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | TN07706 |
| Federal ID | TN07706 |
| More Info | State Dam Safety Program |