Lyon County Road 13
Key Takeaway
Lyon County Road 13 is classified as low hazard in Minnesota. It was completed in 1996 and is 30 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 35 ft (taller than 89.8% in MN) |
| Dam Length | 400 ft |
| Dam Type | Earth |
| Max Storage | 156 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 377 cfs |
| Year Completed | 1996 (30 years old) |
| NID ID | MN01373 |
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
County of Lyon
Local Government
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Low Hazard 21 ftFrequently Asked Questions
What is the hazard classification of Lyon County Road 13?
Lyon County Road 13 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 Lyon County Road 13?
Lyon County Road 13 is owned by County of Lyon (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lyon County Road 13 built?
Lyon County Road 13 was completed in 1996, making it 30 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 Lyon County Road 13?
Lyon County Road 13 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 Lyon County Road 13?
Lyon County Road 13 has a dam height of 35 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 Lyon County Road 13 last inspected?
Lyon County Road 13 was last inspected on March 15, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.