Carriage Lake Dam
Key Takeaway
Carriage Lake Dam is classified as high hazard in Georgia. It was completed in 1974 and is 52 years old. Its primary use is recreation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 33 ft (taller than 83.4% in GA) |
| Dam Length | 480 ft |
| Dam Type | Earth |
| Max Storage | 730 acre-ft |
| Normal Storage | 348 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 470 sq mi |
| Year Completed | 1974 (52 years old) |
| Year Modified | 2005 |
| NID ID | GA03681 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Horseshoe Bend Community Association, Inc. City of Roswell
Private
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High Hazard 34 ftFrequently Asked Questions
What is the hazard classification of Carriage Lake Dam?
Carriage Lake Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Carriage Lake Dam?
Carriage Lake Dam is owned by Horseshoe Bend Community Association, Inc. City of Roswell (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Carriage Lake Dam built?
Carriage Lake Dam was completed in 1974, making it 52 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 Carriage Lake Dam?
Carriage 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 Carriage Lake Dam?
Carriage 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 Carriage Lake Dam last inspected?
Carriage Lake Dam was last inspected on February 4, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.