Lake Annette Dam
Key Takeaway
Lake Annette Dam is classified as high hazard in Missouri. It was completed in 1959 and is 67 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 | 16 ft (taller than 4.1% in MO) |
| Dam Type | Earth |
| Max Storage | 325 acre-ft |
| Normal Storage | 152 acre-ft |
| Surface Area | 38 acres |
| Drainage Area | 2,307 sq mi |
| Year Completed | 1959 (67 years old) |
| NID ID | MO20231 |
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 ANNETTE ASSOC
Private
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High Hazard 25 ftFrequently Asked Questions
What is the hazard classification of Lake Annette Dam?
Lake Annette 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 Annette Dam?
Lake Annette Dam is owned by LAKE ANNETTE ASSOC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Annette Dam built?
Lake Annette Dam was completed in 1959, making it 67 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 Annette Dam?
Lake Annette 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 Annette Dam?
Lake Annette Dam has a dam height of 16 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.