South Mountain State Park Dam
Key Takeaway
South Mountain State Park Dam is classified as high hazard in North Carolina. It was completed in 1950 and is 76 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 Length | 1,500 ft |
| Dam Type | Earth |
| Max Storage | 610 acre-ft |
| Normal Storage | 198 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 1,561 sq mi |
| Max Discharge | 8,296 cfs |
| Year Completed | 1950 (76 years old) |
| Year Modified | 2007 |
| NID ID | NC00092 |
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
NC Department of Parks and Recreation
State Government
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High HazardFrequently Asked Questions
What is the hazard classification of South Mountain State Park Dam?
South Mountain State Park 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 South Mountain State Park Dam?
South Mountain State Park Dam is owned by NC Department of Parks and Recreation (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was South Mountain State Park Dam built?
South Mountain State Park Dam was completed in 1950, making it 76 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 South Mountain State Park Dam?
South Mountain State Park Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was South Mountain State Park Dam last inspected?
South Mountain State Park Dam was last inspected on November 17, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.