Lake Thunderbird Upper Dam
Key Takeaway
Lake Thunderbird Upper Dam is classified as significant hazard in Missouri. It was completed in 1967 and is 59 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 49 ft (taller than 94.7% in MO) |
| Dam Length | 430 ft |
| Dam Type | Earth |
| Max Storage | 465 acre-ft |
| Normal Storage | 465 acre-ft |
| Surface Area | 19 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 165 cfs |
| Year Completed | 1967 (59 years old) |
| Year Modified | 1988 |
| NID ID | MO10988 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
LAKE THUNDERBIRD INC
Private
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What is the hazard classification of Lake Thunderbird Upper Dam?
Lake Thunderbird Upper Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Lake Thunderbird Upper Dam?
Lake Thunderbird Upper Dam is owned by LAKE THUNDERBIRD INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Thunderbird Upper Dam built?
Lake Thunderbird Upper Dam was completed in 1967, making it 59 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 Thunderbird Upper Dam?
Lake Thunderbird Upper 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 Thunderbird Upper Dam?
Lake Thunderbird Upper Dam has a dam height of 49 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 Thunderbird Upper Dam last inspected?
Lake Thunderbird Upper Dam was last inspected on January 22, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.