Arnoname 62 Mcmahon Lake Dam
Key Takeaway
Arnoname 62 Mcmahon Lake Dam is classified as low hazard in Arkansas. It was completed in 1954 and is 72 years old. Its primary use is recreation.
Physical Details
| Dam Height | 18 ft (taller than 15% in AR) |
| Dam Length | 600 ft |
| Dam Type | Earth |
| Max Storage | 250 acre-ft |
| Normal Storage | 200 acre-ft |
| Year Completed | 1954 (72 years old) |
| NID ID | AR00613 |
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
GRADY DUPRIEST
Private
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Low HazardFrequently Asked Questions
What is the hazard classification of Arnoname 62 Mcmahon Lake Dam?
Arnoname 62 Mcmahon 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 Arnoname 62 Mcmahon Lake Dam?
Arnoname 62 Mcmahon Lake Dam is owned by GRADY DUPRIEST (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Arnoname 62 Mcmahon Lake Dam built?
Arnoname 62 Mcmahon Lake Dam was completed in 1954, making it 72 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 Arnoname 62 Mcmahon Lake Dam?
Arnoname 62 Mcmahon Lake 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 Arnoname 62 Mcmahon Lake Dam?
Arnoname 62 Mcmahon Lake Dam has a dam height of 18 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.