Flamms Lake Dam
Key Takeaway
Flamms Lake Dam is classified as low hazard in Illinois. Its primary use is recreation.
Physical Details
| Dam Height | 29 ft (taller than 58.2% in IL) |
| Dam Length | 870 ft |
| Dam Type | Earth |
| Max Storage | 221 acre-ft |
| Normal Storage | 131 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,145 cfs |
| NID ID | IL50625 |
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
RUSSELL & TONYA FLAMM
Private
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Significant Hazard 41 ftFrequently Asked Questions
What is the hazard classification of Flamms Lake Dam?
Flamms Lake 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 Flamms Lake Dam?
Flamms Lake Dam is owned by RUSSELL & TONYA FLAMM (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Flamms Lake Dam?
Flamms 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 Flamms Lake Dam?
Flamms Lake Dam has a dam height of 29 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 Flamms Lake Dam last inspected?
Flamms Lake Dam was last inspected on September 22, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.