Wagner Dam is an earth dam located in Sequatchie County, Tennessee, built in 1999. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 33 ft33 ft tall and 600 ft long, taller than 76% 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 Wagner Dam
The primary purpose of Wagner Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Land in Tennessee, LLC (private). It impounds the Johnson Mill Creek.
The dam stands 33 feet tall and stretches 600 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 271 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1999, the structure is 27 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 11/14/2023.
At 33 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Tennessee |
| County | Sequatchie |
| River/Stream | Johnson Mill Creek |
| Coordinates | 35.37361, -85.43472 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Length | 600 ft |
| Year Completed | 1999 (27 years old) |
Storage & Hydraulics
| NID Storage | 271 acre-ft |
| Max Storage | 271 acre-ft |
| Normal Storage | 67 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Land in Tennessee, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 11/14/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TN15310 |
| Federal ID | TN15310 |
| More Info | State Dam Safety Program |