Lake In The Hills 3 Dam
Key Takeaway
Lake In The Hills 3 Dam is classified as low hazard in Illinois. It was completed in 1940 and is 86 years old. Its primary use is recreation.
Physical Details
| Dam Height | 10 ft (taller than 5.7% in IL) |
| Dam Length | 70 ft |
| Dam Type | Concrete |
| Max Storage | 70 acre-ft |
| Normal Storage | 10 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 12 sq mi |
| Max Discharge | 1,550 cfs |
| Year Completed | 1940 (86 years old) |
| Year Modified | 1998 |
| NID ID | IL50382 |
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
VILLAGE OF LAKE IN THE HILLS
Local Government
Nearby Dams
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Low Hazard 13 ftSleepy Hollow Road Dam
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Low Hazard 9 ftCarpentersville Dam
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Low Hazard 8 ftTara Lake Dam
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Significant Hazard 23 ftSouth Lake Dam
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Low Hazard 16 ftFrequently Asked Questions
What is the hazard classification of Lake In The Hills 3 Dam?
Lake In The Hills 3 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 In The Hills 3 Dam?
Lake In The Hills 3 Dam is owned by VILLAGE OF LAKE IN THE HILLS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake In The Hills 3 Dam built?
Lake In The Hills 3 Dam was completed in 1940, making it 86 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 In The Hills 3 Dam?
Lake In The Hills 3 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 In The Hills 3 Dam?
Lake In The Hills 3 Dam has a dam height of 10 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 In The Hills 3 Dam last inspected?
Lake In The Hills 3 Dam was last inspected on November 5, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.