Winter Lake Dam
Key Takeaway
Winter Lake Dam is classified as high hazard in Missouri. It was completed in 1969 and is 57 years old. Its primary use is recreation. 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 | 40 ft (taller than 89.7% in MO) |
| Dam Length | 520 ft |
| Dam Type | Earth |
| Max Storage | 337 acre-ft |
| Normal Storage | 218 acre-ft |
| Surface Area | 21 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,761 cfs |
| Year Completed | 1969 (57 years old) |
| NID ID | MO30805 |
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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What is the hazard classification of Winter Lake Dam?
Winter Lake Dam 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 Winter Lake Dam?
Winter Lake Dam is owned by information not available (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Winter Lake Dam built?
Winter 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 Winter Lake Dam?
Winter 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 Winter Lake Dam?
Winter Lake Dam has a dam height of 40 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 Winter Lake Dam last inspected?
Winter Lake Dam was last inspected on February 27, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.