Diamond Grove Dam is an earth dam located in Madison County, Tennessee, built in 1990. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 22 ft22 ft tall and 990 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 Diamond Grove Dam
Diamond Grove Dam is a dam in Madison, Tennessee. The dam is owned by Wtrba (state). It impounds the Trib-no. Fork Forked Deer.
The dam stands 22 feet tall and stretches 990 feet across, creates a reservoir covering 14 acres, has a maximum storage capacity of 328 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1990, the structure is 36 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 12/07/2023.
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Location
| State | Tennessee |
| County | Madison |
| River/Stream | Trib-no. Fork Forked Deer |
| Coordinates | 35.55583, -88.64167 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Length | 990 ft |
| Year Completed | 1990 (36 years old) |
Storage & Hydraulics
| NID Storage | 328 acre-ft |
| Max Storage | 328 acre-ft |
| Normal Storage | 55 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Wtrba |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 12/07/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TN11343 |
| Federal ID | TN11343 |
| More Info | State Dam Safety Program |