Tillery
Key Takeaway
Tillery is classified as high hazard in North Carolina. It was completed in 1928 and is 98 years old. Its primary use is hydroelectric. 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 Height | 86 ft (taller than 77.7% in NC) |
| Dam Length | 2,753 ft |
| Dam Type | Concrete |
| Max Storage | 16.7K acre-ft |
| Normal Storage | 167.0K acre-ft |
| Surface Area | 5,260 acres |
| Drainage Area | 4,600 sq mi |
| Max Discharge | 265,000 cfs |
| Year Completed | 1928 (98 years old) |
| NID ID | NC00547 |
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
Duke Energy
Public Utility
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Low HazardFrequently Asked Questions
What is the hazard classification of Tillery?
Tillery 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 Tillery?
Tillery is owned by Duke Energy (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Tillery built?
Tillery was completed in 1928, making it 98 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 Tillery?
Tillery serves the following purposes: Hydroelectric, Recreation, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Tillery?
Tillery has a dam height of 86 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 Tillery last inspected?
Tillery was last inspected on April 26, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.