Raasch Dam
Key Takeaway
Raasch Dam is classified as high hazard in Nebraska. It was completed in 1977 and is 49 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 | 30 ft (taller than 66.9% in NE) |
| Dam Length | 625 ft |
| Dam Type | Earth |
| Max Storage | 384 acre-ft |
| Normal Storage | 26 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 3,890 cfs |
| Year Completed | 1977 (49 years old) |
| NID ID | NE01184 |
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 Norfolk
Local Government
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Low Hazard 11 ftFrequently Asked Questions
What is the hazard classification of Raasch Dam?
Raasch 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 Raasch Dam?
Raasch Dam is owned by City of Norfolk (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Raasch Dam built?
Raasch Dam was completed in 1977, making it 49 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 Raasch Dam?
Raasch 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 Raasch Dam?
Raasch Dam has a dam height of 30 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 Raasch Dam last inspected?
Raasch Dam was last inspected on May 11, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.