Sidney East Dam
Key Takeaway
Sidney East Dam is classified as high hazard in Nebraska. It was completed in 1958 and is 68 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 Height | 25 ft (taller than 46.7% in NE) |
| Dam Length | 778 ft |
| Dam Type | Earth |
| Max Storage | 126 acre-ft |
| Normal Storage | 1 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 486 cfs |
| Year Completed | 1958 (68 years old) |
| NID ID | NE01146 |
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
City of Sidney
Local Government
Nearby Dams
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Low Hazard 13 ftFrequently Asked Questions
What is the hazard classification of Sidney East Dam?
Sidney East 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 Sidney East Dam?
Sidney East Dam is owned by City of Sidney (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sidney East Dam built?
Sidney East Dam was completed in 1958, making it 68 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 Sidney East Dam?
Sidney East Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Sidney East Dam?
Sidney East Dam has a dam height of 25 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 Sidney East Dam last inspected?
Sidney East Dam was last inspected on August 17, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.