Allison Lake Dam
Key Takeaway
Allison Lake Dam is classified as low hazard in North Carolina. It was completed in 1930 and is 96 years old. Its primary use is recreation.
Physical Details
| Dam Length | 372 ft |
| Dam Type | Earth |
| Max Storage | 236 acre-ft |
| Normal Storage | 197 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 275 sq mi |
| Max Discharge | 10 cfs |
| Year Completed | 1930 (96 years old) |
| NID ID | NC00219 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Thomas A Allison
Private
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Significant HazardFrequently Asked Questions
What is the hazard classification of Allison Lake Dam?
Allison Lake Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Allison Lake Dam?
Allison Lake Dam is owned by Thomas A Allison (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Allison Lake Dam built?
Allison Lake Dam was completed in 1930, making it 96 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 Allison Lake Dam?
Allison Lake 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 Allison Lake Dam last inspected?
Allison Lake Dam was last inspected on February 9, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.