Hidden Valley Lake Dam
Key Takeaway
Hidden Valley Lake Dam is classified as significant hazard in Indiana. It was completed in 1959 and is 67 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 34 ft (taller than 74.8% in IN) |
| Dam Length | 400 ft |
| Dam Type | Earth |
| Max Storage | 465 acre-ft |
| Normal Storage | 367 acre-ft |
| Surface Area | 21 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 714 cfs |
| Year Completed | 1959 (67 years old) |
| NID ID | IN00039 |
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
WILLIAM IRVINE
Private
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Significant Hazard 37 ftFrequently Asked Questions
What is the hazard classification of Hidden Valley Lake Dam?
Hidden Valley Lake 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 Hidden Valley Lake Dam?
Hidden Valley Lake Dam is owned by WILLIAM IRVINE (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hidden Valley Lake Dam built?
Hidden Valley Lake Dam was completed in 1959, making it 67 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 Hidden Valley Lake Dam?
Hidden Valley 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 Hidden Valley Lake Dam?
Hidden Valley Lake Dam has a dam height of 34 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 Hidden Valley Lake Dam last inspected?
Hidden Valley Lake Dam was last inspected on April 30, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.