Zorinsky Dam
Key Takeaway
Zorinsky Dam is classified as high hazard in Nebraska. It was completed in 1985 and is 41 years old. Its primary use is flood risk reduction. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Length | 3,400 ft |
| Dam Type | Rockfill |
| Max Storage | 18.3K acre-ft |
| Normal Storage | 3.5K acre-ft |
| Surface Area | 253 acres |
| Drainage Area | 16 sq mi |
| Max Discharge | 30,000 cfs |
| Year Completed | 1985 (41 years old) |
| NID ID | NE02185 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
USACE - Omaha District
Federal Government
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Low Hazard 34 ftFrequently Asked Questions
What is the hazard classification of Zorinsky Dam?
Zorinsky Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Zorinsky Dam?
Zorinsky Dam is owned by USACE - Omaha District (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Zorinsky Dam built?
Zorinsky Dam was completed in 1985, making it 41 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 Zorinsky Dam?
Zorinsky Dam serves the following purposes: Flood Risk Reduction, Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Zorinsky Dam last inspected?
Zorinsky Dam was last inspected on May 26, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.