Lake Holly Dam
Key Takeaway
Lake Holly Dam is classified as high hazard in Indiana. It was completed in 1972 and is 54 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 | 35 ft (taller than 77.5% in IN) |
| Dam Length | 575 ft |
| Dam Type | Earth |
| Max Storage | 215 acre-ft |
| Normal Storage | 120 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 834 cfs |
| Year Completed | 1972 (54 years old) |
| NID ID | IN00221 |
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
CHRISTMAS LAKE PROPERTIES ASSOCIATION, INC.
Private
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Low Hazard 27 ftFrequently Asked Questions
What is the hazard classification of Lake Holly Dam?
Lake Holly 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 Lake Holly Dam?
Lake Holly Dam is owned by CHRISTMAS LAKE PROPERTIES ASSOCIATION, INC. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Holly Dam built?
Lake Holly Dam was completed in 1972, making it 54 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 Holly Dam?
Lake Holly 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 Holly Dam?
Lake Holly Dam has a dam height of 35 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 Holly Dam last inspected?
Lake Holly Dam was last inspected on August 24, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.