Macalexander #1 Dam
Macalexander #1 Dam is an earth dam located in Shelby County, Tennessee, built in 1938. It carries a Low hazard potential classification.
About Macalexander #1 Dam
Macalexander #1 Dam is a dam in Shelby, Tennessee. The dam is owned by Nunn, Nick (private). It impounds the Trib-mississippi River near Memphis.
The dam stands 23 feet tall and stretches 220 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 61 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1938, the structure is well-established, with more than 75 years of service.
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 03/27/2020.
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Location
| State | Tennessee |
| County | Shelby |
| Nearest City | Memphis |
| River/Stream | Trib-mississippi River |
| Coordinates | 35.28417, -90.07111 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Length | 220 ft |
| Year Completed | 1938 (88 years old) |
Storage & Hydraulics
| NID Storage | 61 acre-ft |
| Max Storage | 61 acre-ft |
| Normal Storage | 57 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Nunn, Nick |
| Owner Type | Private |
| Hazard Classification | Low |
| Last Inspection | 03/27/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TN15762 |
| Federal ID | TN15762 |
| More Info | State Dam Safety Program |