Clarksville Lake Dam
Clarksville Lake Dam is an earth dam located in Montgomery County, Tennessee, built in 1940. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Clarksville Lake Dam
Clarksville Lake Dam is a dam in Montgomery, Tennessee. The dam is owned by Cumberland Association Of Freewill Baptists (local government). It impounds the Bartee Branch near Dotsonville.
The dam stands 41 feet tall and stretches 505 feet across, creates a reservoir covering 40 acres, has a maximum storage capacity of 837 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1940, the structure is well-established, with more than 75 years of service.
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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 04/16/2025.
At 41 feet, this dam is taller than 88% of dams nationwide.
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Location
| State | Tennessee |
| County | Montgomery |
| Nearest City | Dotsonville |
| River/Stream | Bartee Branch |
| Coordinates | 36.50194, -87.51667 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 41 ft |
| Dam Length | 505 ft |
| Year Completed | 1940 (86 years old) |
Storage & Hydraulics
| NID Storage | 837 acre-ft |
| Max Storage | 837 acre-ft |
| Normal Storage | 552 acre-ft |
| Surface Area | 40 acres |
| Drainage Area | 4 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Cumberland Association Of Freewill Baptists |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 04/16/2025 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TN12501 |
| Federal ID | TN12501 |
| More Info | State Dam Safety Program |