Cortner Dam
Cortner Dam is an earth dam located in Bedford County, Tennessee, built in 1954. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Cortner Dam
Cortner Dam is a dam in Bedford, Tennessee. The dam is owned by Hill, George D. (private). It impounds the Thompson Creek near Shelbyville.
The dam stands 20 feet tall and stretches 468 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 55 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1954, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected 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 11/12/2025.
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Location
| State | Tennessee |
| County | Bedford |
| Nearest City | Shelbyville |
| River/Stream | Thompson Creek |
| Coordinates | 35.46028, -86.32917 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Length | 468 ft |
| Year Completed | 1954 (72 years old) |
Storage & Hydraulics
| NID Storage | 55 acre-ft |
| Max Storage | 55 acre-ft |
| Normal Storage | 45 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Hill, George D. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 11/12/2025 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TN00305 |
| Federal ID | TN00305 |
| More Info | State Dam Safety Program |