Gill Lake Dam is an earth dam located in Shelby County, Tennessee, built in 1946. It carries a Significant hazard potential classification.
Dam profile
NID height · 15 ft15 ft tall and 293 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 Gill Lake Dam
Gill Lake Dam is a dam in Shelby, Tennessee. The dam is owned by Gill, Raymond B., III (private). It impounds the Trib-nonconnah Creek near Memphis.
The dam stands 15 feet tall and stretches 293 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 47 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1946, the structure is well-established, with more than 75 years of service.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. The most recent inspection on record was 12/09/2020.
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Location
| State | Tennessee |
| County | Shelby |
| Nearest City | Memphis |
| River/Stream | Trib-nonconnah Creek |
| Coordinates | 35.00472, -89.79778 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Length | 293 ft |
| Year Completed | 1946 (80 years old) |
Storage & Hydraulics
| NID Storage | 47 acre-ft |
| Max Storage | 47 acre-ft |
| Normal Storage | 32 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Gill, Raymond B., III |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 12/09/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TN15756 |
| Federal ID | TN15756 |
| More Info | State Dam Safety Program |