Lake Marshall 30
Key Takeaway
Lake Marshall 30 is classified as low hazard in Minnesota. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 17 ft (taller than 55.8% in MN) |
| Dam Length | 420 ft |
| Max Storage | 74 acre-ft |
| Drainage Area | 0 sq mi |
| NID ID | MN01750 |
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
Nearby Dams
Twp Road 73
Lyon, MN
Low Hazard 21 ftLynd 23
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Low Hazard 30 ftLake Marshall 29
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Low Hazard 14 ftLake Marshall 32
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Low Hazard 28 ftRedwood River
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Significant Hazard 27 ftPagel-Madden
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Low Hazard 21 ftFrequently Asked Questions
What is the hazard classification of Lake Marshall 30?
Lake Marshall 30 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 Lake Marshall 30?
Lake Marshall 30 is owned by County of Lyon (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Lake Marshall 30?
Lake Marshall 30 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 Lake Marshall 30?
Lake Marshall 30 has a dam height of 17 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 Lake Marshall 30 last inspected?
Lake Marshall 30 was last inspected on April 4, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.