Autumn Lake Dam
Key Takeaway
Autumn Lake Dam is classified as high hazard in Indiana. It was completed in 1969 and is 57 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 | 32 ft (taller than 70.1% in IN) |
| Dam Length | 300 ft |
| Dam Type | Earth |
| Max Storage | 81 acre-ft |
| Normal Storage | 49 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 87 cfs |
| Year Completed | 1969 (57 years old) |
| NID ID | IN00558 |
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
RICHARD HOLLCRAFT
Private
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Low Hazard 36 ftFrequently Asked Questions
What is the hazard classification of Autumn Lake Dam?
Autumn 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 Autumn Lake Dam?
Autumn Lake Dam is owned by RICHARD HOLLCRAFT (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Autumn Lake Dam built?
Autumn Lake Dam was completed in 1969, making it 57 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 Autumn Lake Dam?
Autumn 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 Autumn Lake Dam?
Autumn Lake 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 Autumn Lake Dam last inspected?
Autumn Lake Dam was last inspected on September 17, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.