Simpson Lake Dam
Key Takeaway
Simpson Lake Dam is classified as high hazard in North Carolina. It was completed in 1953 and is 73 years old. Its primary use is irrigation. 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 | 375 ft |
| Dam Type | Earth |
| Max Storage | 128 acre-ft |
| Normal Storage | 25 acre-ft |
| Surface Area | 24 acres |
| Drainage Area | 915 sq mi |
| Max Discharge | 413 cfs |
| Year Completed | 1953 (73 years old) |
| NID ID | NC00038 |
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
Frances J Harrell-Long
Private
Nearby Dams
Lake Heron Dam
Moore, NC
Low HazardLake Lindsay
Harnett, NC
High Hazard 22 ftKiest Lake
Hoke, NC
High Hazard 29 ftWoodlake Dam
Moore, NC
High HazardWyatt Lake
Cumberland, NC
Low Hazard 22 ftHurley Lake
Harnett, NC
Low Hazard 21 ftWest Lake Dam
Harnett, NC
Low HazardMckellars Lake (Lower)
Cumberland, NC
Low Hazard 12 ftFrequently Asked Questions
What is the hazard classification of Simpson Lake Dam?
Simpson 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 Simpson Lake Dam?
Simpson Lake Dam is owned by Frances J Harrell-Long (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Simpson Lake Dam built?
Simpson Lake Dam was completed in 1953, making it 73 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 Simpson Lake Dam?
Simpson Lake Dam serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Simpson Lake Dam last inspected?
Simpson Lake Dam was last inspected on July 14, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.