Lake Matherville Dam
Key Takeaway
Lake Matherville Dam is classified as low hazard in Illinois. It was completed in 1926 and is 100 years old. Its primary use is recreation.
Physical Details
| Dam Height | 37 ft (taller than 79.6% in IL) |
| Dam Length | 606 ft |
| Dam Type | Earth |
| Max Storage | 158 acre-ft |
| Normal Storage | 81 acre-ft |
| Year Completed | 1926 (100 years old) |
| NID ID | IL00508 |
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 MATHERVILLE
Local Government
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Low Hazard 28 ftFrequently Asked Questions
What is the hazard classification of Lake Matherville Dam?
Lake Matherville 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 Lake Matherville Dam?
Lake Matherville Dam is owned by CITY OF MATHERVILLE (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Matherville Dam built?
Lake Matherville Dam was completed in 1926, making it 100 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 Lake Matherville Dam?
Lake Matherville 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 Lake Matherville Dam?
Lake Matherville Dam has a dam height of 37 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 Lake Matherville Dam last inspected?
Lake Matherville Dam was last inspected on September 17, 2014. Inspection dates indicate when a formal review occurred, not the results of that inspection.