Citizens Lake Dam
Key Takeaway
Citizens Lake Dam is classified as low hazard in Illinois. It was completed in 1878 and is 148 years old. Its primary use is recreation.
Physical Details
| Dam Height | 20 ft (taller than 28.2% in IL) |
| Dam Length | 353 ft |
| Dam Type | Earth |
| Max Storage | 73 acre-ft |
| Normal Storage | 42 acre-ft |
| Year Completed | 1878 (148 years old) |
| NID ID | IL00471 |
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
CITY OF MONMOUTH
Local Government
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Low Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Citizens Lake Dam?
Citizens 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 Citizens Lake Dam?
Citizens Lake Dam is owned by CITY OF MONMOUTH (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Citizens Lake Dam built?
Citizens Lake Dam was completed in 1878, making it 148 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 Citizens Lake Dam?
Citizens 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 Citizens Lake Dam?
Citizens Lake Dam has a dam height of 20 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 Citizens Lake Dam last inspected?
Citizens Lake Dam was last inspected on September 7, 2012. Inspection dates indicate when a formal review occurred, not the results of that inspection.