Simmon Road Dam
Key Takeaway
Simmon Road Dam is classified as low hazard in Nebraska. It was completed in 1999 and is 27 years old. Its primary use is other.
Physical Details
| Dam Height | 38 ft (taller than 87.6% in NE) |
| Dam Length | 519 ft |
| Dam Type | Earth |
| Max Storage | 80 acre-ft |
| Normal Storage | 6 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 236 cfs |
| Year Completed | 1999 (27 years old) |
| NID ID | NE02574 |
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
Dakota County Highway Superintendent
Local Government
Nearby Dams
Pigeon Jones Creek 12-A
Dakota, NE
High Hazard 59 ftPigeon-Jones Creek 9 (Freeman Dam)
Dakota, NE
Low Hazard 28 ftPigeon-Jones Creek 8
Dakota, NE
Low Hazard 34 ftMardel Copple Dam
Dakota, NE
Low Hazard 34 ftAndersen Farms Dam
Dakota, NE
Low Hazard 34 ftHubbard Dam
Dakota, NE
High Hazard 26 ftPigeon-Jones Creek 15
Dakota, NE
High Hazard 64 ftPigeon-Jones Creek 16
Dakota, NE
Low Hazard 35 ftFrequently Asked Questions
What is the hazard classification of Simmon Road Dam?
Simmon Road 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 Simmon Road Dam?
Simmon Road Dam is owned by Dakota County Highway Superintendent (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Simmon Road Dam built?
Simmon Road Dam was completed in 1999, making it 27 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 Simmon Road Dam?
Simmon Road Dam serves the following purposes: Other, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Simmon Road Dam?
Simmon Road Dam has a dam height of 38 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 Simmon Road Dam last inspected?
Simmon Road Dam was last inspected on May 10, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.