Mahaffey Lake Dam
Key Takeaway
Mahaffey Lake Dam is classified as low hazard in Georgia. It was completed in 1944 and is 82 years old. Its primary use is recreation.
Physical Details
| Dam Height | 33 ft (taller than 83.4% in GA) |
| Dam Length | 695 ft |
| Dam Type | Earth |
| Max Storage | 217 acre-ft |
| Normal Storage | 147 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 130 sq mi |
| Year Completed | 1944 (82 years old) |
| NID ID | GA02720 |
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
Michael Roy Mehaffey
Private
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Low Hazard 32 ftFrequently Asked Questions
What is the hazard classification of Mahaffey Lake Dam?
Mahaffey Lake 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 Mahaffey Lake Dam?
Mahaffey Lake Dam is owned by Michael Roy Mehaffey (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mahaffey Lake Dam built?
Mahaffey Lake Dam was completed in 1944, making it 82 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Mahaffey Lake Dam?
Mahaffey Lake Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Mahaffey Lake Dam?
Mahaffey Lake Dam has a dam height of 33 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 Mahaffey Lake Dam last inspected?
Mahaffey Lake Dam was last inspected on February 25, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.