Rosenthal Dam
Key Takeaway
Rosenthal Dam is classified as low hazard in Nebraska. It was completed in 1954 and is 72 years old. Its primary use is other.
Physical Details
| Dam Height | 28 ft (taller than 59.7% in NE) |
| Dam Length | 395 ft |
| Dam Type | Earth |
| Max Storage | 31 acre-ft |
| Normal Storage | 0 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 582 cfs |
| Year Completed | 1954 (72 years old) |
| NID ID | NE03009 |
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
Johnson County
Local Government
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Low Hazard 32 ftFrequently Asked Questions
What is the hazard classification of Rosenthal Dam?
Rosenthal 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 Rosenthal Dam?
Rosenthal Dam is owned by Johnson County (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Rosenthal Dam built?
Rosenthal Dam was completed in 1954, making it 72 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 Rosenthal Dam?
Rosenthal Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Rosenthal Dam?
Rosenthal Dam has a dam height of 28 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 Rosenthal Dam last inspected?
Rosenthal Dam was last inspected on April 26, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.