Nelson Dam 431
Key Takeaway
Nelson Dam 431 is classified as low hazard in Nebraska. It was completed in 1973 and is 53 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 19 ft (taller than 24.6% in NE) |
| Dam Length | 600 ft |
| Dam Type | Earth |
| Max Storage | 192 acre-ft |
| Normal Storage | 62 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 503 cfs |
| Year Completed | 1973 (53 years old) |
| NID ID | NE00431 |
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
DLB Farms LLC
Private
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Low Hazard 18 ftFrequently Asked Questions
What is the hazard classification of Nelson Dam 431?
Nelson Dam 431 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 Nelson Dam 431?
Nelson Dam 431 is owned by DLB Farms LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Nelson Dam 431 built?
Nelson Dam 431 was completed in 1973, making it 53 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 Nelson Dam 431?
Nelson Dam 431 serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Nelson Dam 431?
Nelson Dam 431 has a dam height of 19 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 Nelson Dam 431 last inspected?
Nelson Dam 431 was last inspected on September 21, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.