Sinclair
Key Takeaway
Sinclair is classified as high hazard in Georgia. It was completed in 1953 and is 73 years old. Its primary use is hydroelectric. 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 | 104 ft (taller than 99.5% in GA) |
| Dam Length | 2,988 ft |
| Dam Type | Gravity |
| Max Storage | 490.0K acre-ft |
| Normal Storage | 333.0K acre-ft |
| Surface Area | 15,330 acres |
| Drainage Area | 2,910 sq mi |
| Max Discharge | 479,000 cfs |
| Year Completed | 1953 (73 years old) |
| NID ID | GA00836 |
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
Georgia Power Company
Public Utility
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What is the hazard classification of Sinclair?
Sinclair 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 Sinclair?
Sinclair is owned by Georgia Power Company (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sinclair built?
Sinclair was completed in 1953, making it 73 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 Sinclair?
Sinclair serves the following purposes: Hydroelectric, Recreation, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Sinclair?
Sinclair has a dam height of 104 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 Sinclair last inspected?
Sinclair was last inspected on March 8, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.