Gentry Dam is an earth dam located in Williamson County, Tennessee, built in 1965. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 196 ft long. 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 Gentry Dam
Gentry Dam is a dam in Williamson, Tennessee. The dam is owned by Gentry, James C. (private). It impounds the Trib-west Harpeth River near Forest Home.
The dam stands 18 feet tall and stretches 196 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 95 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1965, 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. The most recent inspection on record was 05/18/2023.
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Location
| State | Tennessee |
| County | Williamson |
| Nearest City | Forest Home |
| River/Stream | Trib-west Harpeth River |
| Coordinates | 35.93833, -86.92917 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Length | 196.1 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 95 acre-ft |
| Max Storage | 95 acre-ft |
| Normal Storage | 29 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Gentry, James C. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/18/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TN18702 |
| Federal ID | TN18702 |
| More Info | State Dam Safety Program |