Tullamore Dam
Key Takeaway
Tullamore Dam is classified as high hazard in Illinois. It was completed in 1994 and is 32 years old. Its primary use is flood risk reduction. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 17 ft (taller than 22.3% in IL) |
| Dam Length | 600 ft |
| Dam Type | Earth |
| Max Storage | 106 acre-ft |
| Normal Storage | 20 acre-ft |
| Max Discharge | 1,000 cfs |
| Year Completed | 1994 (32 years old) |
| NID ID | IL50260 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
MUNDELEIN PARK & RECREATION DISTRICT
Local Government
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High Hazard 11 ftFrequently Asked Questions
What is the hazard classification of Tullamore Dam?
Tullamore Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Tullamore Dam?
Tullamore Dam is owned by MUNDELEIN PARK & RECREATION DISTRICT (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Tullamore Dam built?
Tullamore Dam was completed in 1994, making it 32 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 Tullamore Dam?
Tullamore Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Tullamore Dam?
Tullamore Dam has a dam height of 17 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 Tullamore Dam last inspected?
Tullamore Dam was last inspected on May 31, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.