Smith Lake Dam
Key Takeaway
Smith Lake Dam is classified as significant hazard in Illinois. It was completed in 1969 and is 57 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 47 ft (taller than 89.6% in IL) |
| Dam Length | 625 ft |
| Dam Type | Earth |
| Max Storage | 138 acre-ft |
| Normal Storage | 115 acre-ft |
| Year Completed | 1969 (57 years old) |
| NID ID | IL00313 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
LAKE SMITH HOMEOWNERS
Private
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Low Hazard 35 ftSanta Fe Lake Dam
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Low Hazard 31 ftFranciscan Prairie Pointe Dam
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High Hazard 11 ftLake Santa Fe Dam
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Low Hazard 49 ftFrequently Asked Questions
What is the hazard classification of Smith Lake Dam?
Smith Lake Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Smith Lake Dam?
Smith Lake Dam is owned by LAKE SMITH HOMEOWNERS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Smith Lake Dam built?
Smith Lake Dam was completed in 1969, making it 57 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 Smith Lake Dam?
Smith 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 Smith Lake Dam?
Smith Lake Dam has a dam height of 47 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 Smith Lake Dam last inspected?
Smith Lake Dam was last inspected on April 2, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.