Sleepy Hollow Road Dam
Key Takeaway
Sleepy Hollow Road Dam is classified as low hazard in Illinois. Its primary use is recreation.
Physical Details
| Dam Height | 9 ft (taller than 3.9% in IL) |
| Dam Length | 100 ft |
| Dam Type | Earth |
| Max Storage | 100 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 24 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 120 cfs |
| Year Modified | 2003 |
| NID ID | IL55051 |
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
DUNDEE TOWNSHIP
Local Government
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Low Hazard 26 ftFrequently Asked Questions
What is the hazard classification of Sleepy Hollow Road Dam?
Sleepy Hollow Road 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 Sleepy Hollow Road Dam?
Sleepy Hollow Road Dam is owned by DUNDEE TOWNSHIP (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Sleepy Hollow Road Dam?
Sleepy Hollow Road 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 Sleepy Hollow Road Dam?
Sleepy Hollow Road Dam has a dam height of 9 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 Sleepy Hollow Road Dam last inspected?
Sleepy Hollow Road Dam was last inspected on June 25, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.