Hance Lake Dam
Key Takeaway
Hance Lake Dam is classified as low hazard in Ohio. It was completed in 1991 and is 35 years old. Its primary use is recreation.
Physical Details
| Dam Height | 28 ft (taller than 54.7% in OH) |
| Dam Length | 980 ft |
| Dam Type | Earth |
| Max Storage | 52 acre-ft |
| Normal Storage | 25 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 320 cfs |
| Year Completed | 1991 (35 years old) |
| NID ID | OH02802 |
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
Janet Hance
Private
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Significant Hazard 17 ftFrequently Asked Questions
What is the hazard classification of Hance Lake Dam?
Hance 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 Hance Lake Dam?
Hance Lake Dam is owned by Janet Hance (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hance Lake Dam built?
Hance Lake Dam was completed in 1991, making it 35 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 Hance Lake Dam?
Hance 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 Hance Lake Dam?
Hance Lake Dam has a dam height of 28 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 Hance Lake Dam last inspected?
Hance Lake Dam was last inspected on November 14, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.