Tattnall Lake Dam
Key Takeaway
Tattnall Lake Dam is classified as low hazard in Georgia. It was completed in 1960 and is 66 years old. Its primary use is recreation.
Physical Details
| Dam Height | 23 ft (taller than 50.8% in GA) |
| Dam Length | 290 ft |
| Dam Type | Earth |
| Max Storage | 76 acre-ft |
| Normal Storage | 45 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 320 sq mi |
| Year Completed | 1960 (66 years old) |
| NID ID | GA03089 |
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
Tattnall, Nathaniel
Private
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Low Hazard 24 ftFrequently Asked Questions
What is the hazard classification of Tattnall Lake Dam?
Tattnall 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 Tattnall Lake Dam?
Tattnall Lake Dam is owned by Tattnall, Nathaniel (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Tattnall Lake Dam built?
Tattnall Lake Dam was completed in 1960, making it 66 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 Tattnall Lake Dam?
Tattnall 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 Tattnall Lake Dam?
Tattnall Lake Dam has a dam height of 23 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.