Thornton Lake Dam
Key Takeaway
Thornton Lake Dam is classified as low hazard in Georgia. It was completed in 1946 and is 80 years old. Its primary use is recreation.
Physical Details
| Dam Height | 14 ft (taller than 16.4% in GA) |
| Dam Length | 620 ft |
| Dam Type | Earth |
| Max Storage | 82 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 305 sq mi |
| Year Completed | 1946 (80 years old) |
| NID ID | GA02733 |
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
Thornton, Fannie Bell
Private
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Low Hazard 15 ftFrequently Asked Questions
What is the hazard classification of Thornton Lake Dam?
Thornton 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 Thornton Lake Dam?
Thornton Lake Dam is owned by Thornton, Fannie Bell (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Thornton Lake Dam built?
Thornton Lake Dam was completed in 1946, making it 80 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 Thornton Lake Dam?
Thornton 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 Thornton Lake Dam?
Thornton Lake Dam has a dam height of 14 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.