Maryville Lake Dam
Key Takeaway
Maryville Lake Dam is classified as low hazard in Missouri. It was completed in 1990 and is 36 years old. Its primary use is water supply.
Physical Details
| Dam Height | 35 ft (taller than 85.5% in MO) |
| Dam Length | 600 ft |
| Dam Type | Earth |
| Max Storage | 165 acre-ft |
| Normal Storage | 117 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 303 cfs |
| Year Completed | 1990 (36 years old) |
| Year Modified | 1990 |
| NID ID | MO12241 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Local Government
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Low Hazard 22 ftFrequently Asked Questions
What is the hazard classification of Maryville Lake Dam?
Maryville Lake Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Maryville Lake Dam?
Maryville Lake Dam is owned by information not available (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Maryville Lake Dam built?
Maryville Lake Dam was completed in 1990, making it 36 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 Maryville Lake Dam?
Maryville Lake Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Maryville Lake Dam?
Maryville Lake Dam has a dam height of 35 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 Maryville Lake Dam last inspected?
Maryville Lake Dam was last inspected on March 11, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.