Mcginness Lake Dam
Key Takeaway
Mcginness Lake Dam is classified as high hazard in Missouri. It was completed in 1906 and is 120 years old. Its primary use is irrigation. 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 | 29 ft (taller than 59.6% in MO) |
| Dam Length | 1,300 ft |
| Dam Type | Earth |
| Max Storage | 500 acre-ft |
| Normal Storage | 327 acre-ft |
| Surface Area | 49 acres |
| Drainage Area | 600 sq mi |
| Year Completed | 1906 (120 years old) |
| NID ID | MO10121 |
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
LOGAN MCGINNESS
Private
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Low Hazard 24 ftFrequently Asked Questions
What is the hazard classification of Mcginness Lake Dam?
Mcginness Lake 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 Mcginness Lake Dam?
Mcginness Lake Dam is owned by LOGAN MCGINNESS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mcginness Lake Dam built?
Mcginness Lake Dam was completed in 1906, making it 120 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 Mcginness Lake Dam?
Mcginness Lake Dam serves the following purposes: Irrigation, Fire Protection, Stock, Or Small Fish Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Mcginness Lake Dam?
Mcginness Lake Dam has a dam height of 29 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.