Wylie
Key Takeaway
Wylie is classified as high hazard in South Carolina. It was completed in 1925 and is 101 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 | 119 ft (taller than 99.6% in SC) |
| Dam Length | 3,232 ft |
| Dam Type | Gravity |
| Max Storage | 246.4K acre-ft |
| Normal Storage | 229.2K acre-ft |
| Surface Area | 12,177 acres |
| Drainage Area | 3,020 sq mi |
| Max Discharge | 386,364 cfs |
| Year Completed | 1925 (101 years old) |
| NID ID | SC00687 |
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
Duke Energy
Public Utility
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Low Hazard 21 ftFrequently Asked Questions
What is the hazard classification of Wylie?
Wylie 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 Wylie?
Wylie is owned by Duke Energy (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Wylie built?
Wylie was completed in 1925, making it 101 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 Wylie?
Wylie 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 Wylie?
Wylie has a dam height of 119 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 Wylie last inspected?
Wylie was last inspected on March 29, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.