Bynum
Key Takeaway
Bynum is classified as significant hazard in North Carolina. It was completed in 1874 and is 152 years old. Its primary use is hydroelectric. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 13 ft (taller than 9.7% in NC) |
| Dam Length | 900 ft |
| Dam Type | Gravity |
| Max Storage | 100 acre-ft |
| Normal Storage | 100 acre-ft |
| Surface Area | 20 acres |
| Drainage Area | 1,290 sq mi |
| Max Discharge | 18,000 cfs |
| Year Completed | 1874 (152 years old) |
| NID ID | NC00625 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
McMahan Hydroelectric, L.L.C.
Private
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Significant HazardFrequently Asked Questions
What is the hazard classification of Bynum?
Bynum is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Bynum?
Bynum is owned by McMahan Hydroelectric, L.L.C. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Bynum built?
Bynum was completed in 1874, making it 152 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 Bynum?
Bynum serves the following purposes: Hydroelectric. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Bynum?
Bynum has a dam height of 13 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 Bynum last inspected?
Bynum was last inspected on September 21, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.