Memphis Union Mission Dam is an earth dam located in Shelby County, Tennessee, built in 1958. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 25 ft25 ft tall and 400 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 Memphis Union Mission Dam
Memphis Union Mission Dam is a dam in Shelby, Tennessee. The dam is owned by Memphis Union Mission (private). It impounds the Trib-loosahatchie River near Memphis.
The dam stands 25 feet tall and stretches 400 feet across, creates a reservoir covering 17 acres, has a maximum storage capacity of 261 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1958, 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 03/14/2023.
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Location
| State | Tennessee |
| County | Shelby |
| Nearest City | Memphis |
| River/Stream | Trib-loosahatchie River |
| Coordinates | 35.24667, -90.05750 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Length | 400 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 261 acre-ft |
| Max Storage | 261 acre-ft |
| Normal Storage | 128 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Memphis Union Mission |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 03/14/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TN15748 |
| Federal ID | TN15748 |
| More Info | State Dam Safety Program |