Windfall Lake Dam
Key Takeaway
Windfall Lake Dam is classified as low hazard in Illinois. It was completed in 1964 and is 62 years old. Its primary use is recreation.
Physical Details
| Dam Height | 14 ft (taller than 14.5% in IL) |
| Dam Length | 300 ft |
| Dam Type | Earth |
| Max Storage | 189 acre-ft |
| Normal Storage | 93 acre-ft |
| Year Completed | 1964 (62 years old) |
| NID ID | IL00524 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
INDIAN SPRINGS FARMS, INC.
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Windfall Lake Dam?
Windfall Lake Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Windfall Lake Dam?
Windfall Lake Dam is owned by INDIAN SPRINGS FARMS, INC. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Windfall Lake Dam built?
Windfall Lake Dam was completed in 1964, making it 62 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 Windfall Lake Dam?
Windfall 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 Windfall Lake Dam?
Windfall Lake Dam has a dam height of 14 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 Windfall Lake Dam last inspected?
Windfall Lake Dam was last inspected on June 28, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.