Rinaker Lake Dam
Key Takeaway
Rinaker Lake Dam is classified as low hazard in Illinois. It was completed in 1900 and is 126 years old. Its primary use is recreation.
Physical Details
| Dam Height | 23 ft (taller than 37.7% in IL) |
| Dam Length | 245 ft |
| Dam Type | Earth |
| Max Storage | 155 acre-ft |
| Normal Storage | 102 acre-ft |
| Year Completed | 1900 (126 years old) |
| NID ID | IL00783 |
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
MACOUPIN LAKE CLUB
Private
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High Hazard 117 ftFrequently Asked Questions
What is the hazard classification of Rinaker Lake Dam?
Rinaker 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 Rinaker Lake Dam?
Rinaker Lake Dam is owned by MACOUPIN LAKE CLUB (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Rinaker Lake Dam built?
Rinaker Lake Dam was completed in 1900, making it 126 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 Rinaker Lake Dam?
Rinaker 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 Rinaker Lake Dam?
Rinaker Lake Dam has a dam height of 23 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 Rinaker Lake Dam last inspected?
Rinaker Lake Dam was last inspected on April 26, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.