Hinckley Lake Dam
Key Takeaway
Hinckley Lake Dam is classified as high hazard in Ohio. It was completed in 1928 and is 98 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 | 40 ft (taller than 82.8% in OH) |
| Dam Length | 750 ft |
| Dam Type | Earth |
| Max Storage | 1.6K acre-ft |
| Normal Storage | 759 acre-ft |
| Surface Area | 71 acres |
| Drainage Area | 21 sq mi |
| Max Discharge | 12,136 cfs |
| Year Completed | 1928 (98 years old) |
| NID ID | OH00621 |
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
Cleveland Metropolitan Park District
Local Government
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Low Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Hinckley Lake Dam?
Hinckley 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 Hinckley Lake Dam?
Hinckley Lake Dam is owned by Cleveland Metropolitan Park District (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hinckley Lake Dam built?
Hinckley Lake Dam was completed in 1928, making it 98 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 Hinckley Lake Dam?
Hinckley 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 Hinckley Lake Dam?
Hinckley Lake Dam has a dam height of 40 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 Hinckley Lake Dam last inspected?
Hinckley Lake Dam was last inspected on October 11, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.