Retention Reservoir Dam
Key Takeaway
Retention Reservoir Dam is classified as low hazard in Tennessee. Its primary use is other.
Physical Details
| Dam Height | 30 ft (taller than 48% in TN) |
| Dam Length | 1,995 ft |
| Dam Type | Earth |
| Max Storage | 1.9K acre-ft |
| Normal Storage | 1.2K acre-ft |
| Surface Area | 170 acres |
| Max Discharge | 700 cfs |
| NID ID | TN03109 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
USAF AFMC
Federal Government
Nearby Dams
Secondary Retention Reservoir Dam
Coffee, TN
High Hazard 33 ftToliver Lake
Coffee, TN
Significant HazardElk River Dam
Franklin, TN
High Hazard 82 ftOld Stone Fort
Coffee, TN
Significant HazardLake Womack
Coffee, TN
Low HazardLake Tullahoma
Coffee, TN
Low HazardGeorge Dickel
Coffee, TN
High HazardFrequently Asked Questions
What is the hazard classification of Retention Reservoir Dam?
Retention Reservoir Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Retention Reservoir Dam?
Retention Reservoir Dam is owned by USAF AFMC (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Retention Reservoir Dam?
Retention Reservoir Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Retention Reservoir Dam?
Retention Reservoir Dam has a dam height of 30 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Retention Reservoir Dam last inspected?
Retention Reservoir Dam was last inspected on March 2, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.