Dwinell Dam
Key Takeaway
Dwinell 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 | 20 ft (taller than 28.5% in NE) |
| Dam Length | 187 ft |
| Dam Type | Earth |
| Max Storage | 60 acre-ft |
| Normal Storage | 39 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 655 cfs |
| Year Completed | 1960 (66 years old) |
| NID ID | NE01448 |
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
Monter Living Trust
Private
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Low Hazard 24 ftFrequently Asked Questions
What is the hazard classification of Dwinell Dam?
Dwinell 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 Dwinell Dam?
Dwinell Dam is owned by Monter Living Trust (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Dwinell Dam built?
Dwinell 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 Dwinell Dam?
Dwinell 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 Dwinell Dam?
Dwinell Dam has a dam height of 20 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 Dwinell Dam last inspected?
Dwinell Dam was last inspected on September 30, 2014. Inspection dates indicate when a formal review occurred, not the results of that inspection.