Mcmillan Lake Dam
Key Takeaway
Mcmillan Lake Dam is classified as low hazard in Ohio. It was completed in 1963 and is 63 years old. Its primary use is recreation.
Physical Details
| Dam Height | 27 ft (taller than 51.3% in OH) |
| Dam Length | 490 ft |
| Dam Type | Earth |
| Max Storage | 41 acre-ft |
| Normal Storage | 25 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 213 cfs |
| Year Completed | 1963 (63 years old) |
| NID ID | OH00054 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Janice McMillan
Private
Nearby Dams
Slaughter Lake Dam
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High Hazard 54 ftMcclain Lake Dam
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Low Hazard 40 ftFrequently Asked Questions
What is the hazard classification of Mcmillan Lake Dam?
Mcmillan Lake Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Mcmillan Lake Dam?
Mcmillan Lake Dam is owned by Janice McMillan (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mcmillan Lake Dam built?
Mcmillan Lake Dam was completed in 1963, making it 63 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 Mcmillan Lake Dam?
Mcmillan Lake Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Mcmillan Lake Dam?
Mcmillan Lake Dam has a dam height of 27 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 Mcmillan Lake Dam last inspected?
Mcmillan Lake Dam was last inspected on October 23, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.