Mcmillen Dam
Key Takeaway
Mcmillen Dam is classified as low hazard in Nebraska. It was completed in 1960 and is 66 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 16 ft (taller than 13.6% in NE) |
| Dam Length | 735 ft |
| Dam Type | Earth |
| Max Storage | 114 acre-ft |
| Normal Storage | 106 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1960 (66 years old) |
| NID ID | NE09773 |
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
Marilynn J McMillen Trustee
Private
Nearby Dams
Beyer Dam
Cheyenne, NE
Significant Hazard 19 ftOlsen Dam
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Low Hazard 25 ftNelson Dam 605
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Significant Hazard 34 ftSidney West Dam
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High Hazard 26 ftSidney East Dam
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High Hazard 25 ftVerde Lane Dam
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High Hazard 28 ftWilloughby Dam
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Significant Hazard 27 ftPotter Dam
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High Hazard 24 ftFrequently Asked Questions
What is the hazard classification of Mcmillen Dam?
Mcmillen 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 Mcmillen Dam?
Mcmillen Dam is owned by Marilynn J McMillen Trustee (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mcmillen Dam built?
Mcmillen Dam was completed in 1960, making it 66 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 Mcmillen Dam?
Mcmillen Dam serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Mcmillen Dam?
Mcmillen Dam has a dam height of 16 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 Mcmillen Dam last inspected?
Mcmillen Dam was last inspected on March 29, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.