Mesabi Chief Clarification
Key Takeaway
Mesabi Chief Clarification is classified as low hazard in Minnesota. It was completed in 1960 and is 66 years old. Its primary use is tailings.
Physical Details
| Dam Height | 24 ft (taller than 70.7% in MN) |
| Dam Length | 2,400 ft |
| Dam Type | Earth |
| Max Storage | 480 acre-ft |
| Normal Storage | 240 acre-ft |
| Drainage Area | 0 sq mi |
| Year Completed | 1960 (66 years old) |
| NID ID | MN00780 |
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
Magnetation
Private
Nearby Dams
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Significant Hazard 49 ftNspc Stage 2 Tailings
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Significant Hazard 60 ftFrequently Asked Questions
What is the hazard classification of Mesabi Chief Clarification?
Mesabi Chief Clarification 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 Mesabi Chief Clarification?
Mesabi Chief Clarification is owned by Magnetation (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mesabi Chief Clarification built?
Mesabi Chief Clarification was completed in 1960, making it 66 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 Mesabi Chief Clarification?
Mesabi Chief Clarification serves the following purposes: Tailings. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Mesabi Chief Clarification?
Mesabi Chief Clarification has a dam height of 24 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 Mesabi Chief Clarification last inspected?
Mesabi Chief Clarification was last inspected on October 4, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.