Lake Sainte Louise Dam
Key Takeaway
Lake Sainte Louise Dam is classified as high hazard in Missouri. It was completed in 1967 and is 59 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 | 52 ft (taller than 95.7% in MO) |
| Dam Length | 790 ft |
| Dam Type | Earth |
| Max Storage | 1.4K acre-ft |
| Normal Storage | 1.2K acre-ft |
| Surface Area | 70 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 2,544 cfs |
| Year Completed | 1967 (59 years old) |
| Year Modified | 1987 |
| NID ID | MO10490 |
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 SAINT LOUIS COMM.
Private
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Low Hazard 22 ftFrequently Asked Questions
What is the hazard classification of Lake Sainte Louise Dam?
Lake Sainte Louise 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 Sainte Louise Dam?
Lake Sainte Louise Dam is owned by LAKE SAINT LOUIS COMM. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Sainte Louise Dam built?
Lake Sainte Louise 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 Sainte Louise Dam?
Lake Sainte Louise 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 Sainte Louise Dam?
Lake Sainte Louise Dam has a dam height of 52 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 Sainte Louise Dam last inspected?
Lake Sainte Louise Dam was last inspected on August 2, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.