Alcorn Dam
Key Takeaway
Alcorn Dam is classified as significant hazard in Nebraska. It was completed in 1935 and is 91 years old. Its primary use is fire protection. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 15 ft (taller than 10.3% in NE) |
| Dam Length | 625 ft |
| Dam Type | Earth |
| Max Storage | 143 acre-ft |
| Normal Storage | 46 acre-ft |
| Surface Area | 19 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 1,368 cfs |
| Year Completed | 1935 (91 years old) |
| NID ID | NE01252 |
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
Peter H & Sherrie B Emerson
Private
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What is the hazard classification of Alcorn Dam?
Alcorn 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 Alcorn Dam?
Alcorn Dam is owned by Peter H & Sherrie B Emerson (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Alcorn Dam built?
Alcorn Dam was completed in 1935, making it 91 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 Alcorn Dam?
Alcorn 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 Alcorn Dam?
Alcorn Dam has a dam height of 15 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 Alcorn Dam last inspected?
Alcorn Dam was last inspected on June 14, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.