Lake Winnebago Dam Expansion
Key Takeaway
Lake Winnebago Dam Expansion is classified as high hazard in Missouri. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 63 ft (taller than 97.7% in MO) |
| Dam Length | 0 ft |
| Dam Type | Earth |
| Max Storage | 13.7K acre-ft |
| Normal Storage | 6.8K acre-ft |
| Surface Area | 464 acres |
| Drainage Area | 22 sq mi |
| NID ID | MO40164 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Private
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High Hazard 25 ftFrequently Asked Questions
What is the hazard classification of Lake Winnebago Dam Expansion?
Lake Winnebago Dam Expansion is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Lake Winnebago Dam Expansion?
Lake Winnebago Dam Expansion is owned by information not available (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
How tall is Lake Winnebago Dam Expansion?
Lake Winnebago Dam Expansion has a dam height of 63 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 Winnebago Dam Expansion last inspected?
Lake Winnebago Dam Expansion was last inspected on March 2, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.