Half Moon Lake Dam is an earth dam located in Cheatham County, Tennessee. It carries a Low hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall and 311 ft long, taller than 50% 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 Half Moon Lake Dam
The primary purpose of Half Moon Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Ward, Suzanne, Et Al. (private). It impounds the Trib-periwinkle Branch.
The dam stands 25 feet tall and stretches 311 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 35 acre-feet, and collects water from a drainage area of 0 square miles.
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. The most recent inspection on record was 03/20/2023.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Tennessee |
| County | Cheatham |
| River/Stream | Trib-periwinkle Branch |
| Coordinates | 36.06250, -87.13889 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Length | 311 ft |
Storage & Hydraulics
| NID Storage | 35 acre-ft |
| Max Storage | 35 acre-ft |
| Normal Storage | 21 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Ward, Suzanne, Et Al. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 03/20/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TN02103 |
| Federal ID | TN02103 |
| More Info | State Dam Safety Program |