Horse Run No. 3 Dam Mb-40
Key Takeaway
Horse Run No. 3 Dam Mb-40 is classified as significant hazard in Ohio. It was completed in 1961 and is 65 years old. Its primary use is tailings. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 42 ft (taller than 85.4% in OH) |
| Dam Length | 400 ft |
| Dam Type | Earth |
| Max Storage | 347 acre-ft |
| Normal Storage | 114 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 4,093 cfs |
| Year Completed | 1961 (65 years old) |
| NID ID | OH00818 |
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
ODNR, Division of Wildlife
Private
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Significant Hazard 51 ftFrequently Asked Questions
What is the hazard classification of Horse Run No. 3 Dam Mb-40?
Horse Run No. 3 Dam Mb-40 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 Horse Run No. 3 Dam Mb-40?
Horse Run No. 3 Dam Mb-40 is owned by ODNR, Division of Wildlife (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Horse Run No. 3 Dam Mb-40 built?
Horse Run No. 3 Dam Mb-40 was completed in 1961, making it 65 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 Horse Run No. 3 Dam Mb-40?
Horse Run No. 3 Dam Mb-40 serves the following purposes: Tailings. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Horse Run No. 3 Dam Mb-40?
Horse Run No. 3 Dam Mb-40 has a dam height of 42 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 Horse Run No. 3 Dam Mb-40 last inspected?
Horse Run No. 3 Dam Mb-40 was last inspected on October 2, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.