Willoway Upground No. 5 Dam
Key Takeaway
Willoway Upground No. 5 Dam is classified as high hazard in Ohio. It was completed in 1999 and is 27 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 Height | 12 ft (taller than 4.8% in OH) |
| Dam Length | 2,440 ft |
| Dam Type | Earth |
| Max Storage | 71 acre-ft |
| Normal Storage | 37 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 28 cfs |
| Year Completed | 1999 (27 years old) |
| NID ID | OH02990 |
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
Willoway Nursery
Private
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Significant Hazard 12 ftFrequently Asked Questions
What is the hazard classification of Willoway Upground No. 5 Dam?
Willoway Upground No. 5 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 Willoway Upground No. 5 Dam?
Willoway Upground No. 5 Dam is owned by Willoway Nursery (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Willoway Upground No. 5 Dam built?
Willoway Upground No. 5 Dam was completed in 1999, making it 27 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 Willoway Upground No. 5 Dam?
Willoway Upground No. 5 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.
How tall is Willoway Upground No. 5 Dam?
Willoway Upground No. 5 Dam has a dam height of 12 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 Willoway Upground No. 5 Dam last inspected?
Willoway Upground No. 5 Dam was last inspected on September 27, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.