Sesqui Dam
Key Takeaway
Sesqui Dam is classified as high hazard in South Carolina. It was completed in 1937 and is 89 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 | 14 ft (taller than 19.3% in SC) |
| Max Storage | 322 acre-ft |
| Normal Storage | 150 acre-ft |
| Surface Area | 27 acres |
| Year Completed | 1937 (89 years old) |
| NID ID | SC00058 |
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
SC DEPARTMENT OF PARKS RECREATION AND TOURISM
State Government
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What is the hazard classification of Sesqui Dam?
Sesqui 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 Sesqui Dam?
Sesqui Dam is owned by SC DEPARTMENT OF PARKS RECREATION AND TOURISM (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sesqui Dam built?
Sesqui Dam was completed in 1937, making it 89 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 Sesqui Dam?
Sesqui 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 Sesqui Dam?
Sesqui 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.
When was Sesqui Dam last inspected?
Sesqui Dam was last inspected on July 21, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.