Lake Chateau Dam
Key Takeaway
Lake Chateau Dam is classified as high hazard in Missouri. It was completed in 1964 and is 62 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 | 31 ft (taller than 73.7% in MO) |
| Dam Type | Earth |
| Max Storage | 415 acre-ft |
| Normal Storage | 183 acre-ft |
| Surface Area | 25 acres |
| Drainage Area | 808 sq mi |
| Year Completed | 1964 (62 years old) |
| NID ID | MO10015 |
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
LAKE CHATEAU INC
Private
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High Hazard 29 ftFrequently Asked Questions
What is the hazard classification of Lake Chateau Dam?
Lake Chateau 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 Lake Chateau Dam?
Lake Chateau Dam is owned by LAKE CHATEAU INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Chateau Dam built?
Lake Chateau Dam was completed in 1964, making it 62 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 Chateau Dam?
Lake Chateau 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 Chateau Dam?
Lake Chateau Dam has a dam height of 31 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 Chateau Dam last inspected?
Lake Chateau Dam was last inspected on May 31, 1979. Inspection dates indicate when a formal review occurred, not the results of that inspection.