Crystal Lake Dam
Key Takeaway
Crystal Lake Dam is classified as significant hazard in Iowa. It was completed in 1915 and is 111 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 27 ft (taller than 30.7% in IA) |
| Dam Length | 558 ft |
| Dam Type | Earth |
| Max Storage | 1.5K acre-ft |
| Normal Storage | 500 acre-ft |
| Surface Area | 77 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1915 (111 years old) |
| NID ID | IA01697 |
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
Lakeview Golf & Country Club
Private
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What is the hazard classification of Crystal Lake Dam?
Crystal 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 Crystal Lake Dam?
Crystal Lake Dam is owned by Lakeview Golf & Country Club (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Crystal Lake Dam built?
Crystal Lake Dam was completed in 1915, making it 111 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 Crystal Lake Dam?
Crystal 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 Crystal Lake Dam?
Crystal Lake Dam has a dam height of 27 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 Crystal Lake Dam last inspected?
Crystal Lake Dam was last inspected on May 25, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.