High Lake Dam
Key Takeaway
High Lake Dam is classified as high hazard in North Carolina. It was completed in 1920 and is 106 years old. Its primary use is water supply. 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 | 100 ft |
| Dam Type | Concrete |
| Max Storage | 84 acre-ft |
| Normal Storage | 70 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 169 sq mi |
| Max Discharge | 330 cfs |
| Year Completed | 1920 (106 years old) |
| NID ID | NC00432 |
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
MHC Green Mountain Park, LLC
Private
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High HazardFrequently Asked Questions
What is the hazard classification of High Lake Dam?
High 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 High Lake Dam?
High Lake Dam is owned by MHC Green Mountain Park, LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was High Lake Dam built?
High Lake Dam was completed in 1920, making it 106 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 High Lake Dam?
High Lake Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was High Lake Dam last inspected?
High Lake Dam was last inspected on February 9, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.