Mount Gilead Lower Lake Dam
Key Takeaway
Mount Gilead Lower Lake Dam is classified as high hazard in Ohio. It was completed in 2018 and is 8 years old. Its primary use is recreation. 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 | 33 ft (taller than 70% in OH) |
| Dam Length | 735 ft |
| Dam Type | Earth |
| Max Storage | 298 acre-ft |
| Normal Storage | 90 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 8 sq mi |
| Max Discharge | 16,000 cfs |
| Year Completed | 2018 (8 years old) |
| NID ID | OH00689 |
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
ODNR, Division of Parks & Watercraft
State Government
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Significant Hazard 17 ftFrequently Asked Questions
What is the hazard classification of Mount Gilead Lower Lake Dam?
Mount Gilead Lower Lake 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 Mount Gilead Lower Lake Dam?
Mount Gilead Lower Lake Dam is owned by ODNR, Division of Parks & Watercraft (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mount Gilead Lower Lake Dam built?
Mount Gilead Lower Lake Dam was completed in 2018, making it 8 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 Mount Gilead Lower Lake Dam?
Mount Gilead Lower 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 Mount Gilead Lower Lake Dam?
Mount Gilead Lower Lake Dam has a dam height of 33 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 Mount Gilead Lower Lake Dam last inspected?
Mount Gilead Lower Lake Dam was last inspected on April 19, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.