Lake Grant Dam
Key Takeaway
Lake Grant Dam is classified as significant hazard in Ohio. It was completed in 1948 and is 78 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 32 ft (taller than 67.5% in OH) |
| Dam Length | 600 ft |
| Dam Type | Earth |
| Max Storage | 3.4K acre-ft |
| Normal Storage | 1.3K acre-ft |
| Surface Area | 163 acres |
| Drainage Area | 25 sq mi |
| Max Discharge | 13,369 cfs |
| Year Completed | 1948 (78 years old) |
| NID ID | OH00165 |
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
State Government
Nearby Dams
Mount Orab Upground Reservoir No. 2
Brown, OH
High Hazard 31 ftWagon Wheel Lake Dam
Brown, OH
Significant Hazard 14 ftSardinia Reservoir Dam
Brown, OH
Low Hazard 26 ftGeorgetown Upground Reservoir
Brown, OH
Significant Hazard 27 ftLake Waynoka Retention Dam
Brown, OH
Significant Hazard 32 ftBethel Upground Reservoir No. 2
Clermont, OH
Low Hazard 23 ftLake Waynoka Upground Reservoir
Brown, OH
Significant Hazard 23 ftBethel Upground Reservoir No. 1
Clermont, OH
Low Hazard 25 ftFrequently Asked Questions
What is the hazard classification of Lake Grant Dam?
Lake Grant Dam 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 Lake Grant Dam?
Lake Grant Dam is owned by ODNR, Division of Wildlife (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Grant Dam built?
Lake Grant Dam was completed in 1948, making it 78 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 Lake Grant Dam?
Lake Grant 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 Lake Grant Dam?
Lake Grant Dam has a dam height of 32 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 Lake Grant Dam last inspected?
Lake Grant Dam was last inspected on June 7, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.