Lake Alexander Dam
Key Takeaway
Lake Alexander Dam is classified as significant hazard in Missouri. It was completed in 2004 and is 22 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 42 ft (taller than 91% in MO) |
| Dam Length | 950 ft |
| Dam Type | Earth |
| Max Storage | 2.2K acre-ft |
| Normal Storage | 1.8K acre-ft |
| Surface Area | 102 acres |
| Drainage Area | 3 sq mi |
| Year Completed | 2004 (22 years old) |
| NID ID | MO40127 |
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
Private
Nearby Dams
East Lake Dam
Putnam, MO
Significant Hazard 29 ftMiddle Lake Dam
Mercer, MO
Low Hazard 45 ftBemear
Sullivan, MO
Low Hazard 28 ftWest Lake Dam
Mercer, MO
Low Hazard 32 ftBrantley Dam
Mercer, MO
Low Hazard 17 ftClay Township Site 002-1
Sullivan, MO
Low Hazard 27 ftPeach/Perkins
Mercer, MO
Low Hazard 36 ftDaney Dam
Sullivan, MO
Low Hazard 24 ftFrequently Asked Questions
What is the hazard classification of Lake Alexander Dam?
Lake Alexander 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 Alexander Dam?
Lake Alexander Dam is owned by information not available (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Alexander Dam built?
Lake Alexander Dam was completed in 2004, making it 22 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 Alexander Dam?
Lake Alexander Dam serves the following purposes: Irrigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lake Alexander Dam?
Lake Alexander Dam has a dam height of 42 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 Alexander Dam last inspected?
Lake Alexander Dam was last inspected on November 30, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.