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Cleveland-Cliffs owns the Minorca Mine northeast of Virginia, Minnesota. The mine’s two taconite mining pits are about one mile southeast of the plant.
Northshore Mining operates the Peter Mitchell Mine, a taconite ore mining operation, in Babbitt. It sends the ore that it mines there via rail to a processing plant in Silver Bay, which is a separate facility with its own individual air permit.
Permit addresses the most common causes of contaminated groundwater, including releases of petroleum, volatile organic compounds, and other hazardous substances.
The MPCA fined Zippel Bay Resort $37,800 for a number of violations stemming from the operation of an unregistered gas tank that leaked gasoline into Lake of the Woods.
The fines stem from a release of sediment-laden water into a county ditch, and subsequent failures to notify, repair, and report on the incident.
The MPCA fined Cabinetworks Group’s Waconia facility, Wood Products, $11,520 for violations of its air permit.
The MPCA fined Caledonia feedlot owner Mike Ingvalson $10,000 for multiple violations related to improper manure application and discharges as well as an unpermitted building.
The 2026 Climate Action Framework prioritizes reducing greenhouse gas emissions and protecting Minnesotans
Mesabi Metallics is currently constructing a new taconite mine and taconite pellet production facility on the site of the former Butler Taconite Mining Company facility near Nashwauk.
MPCA seeks public comment on a proposed air permit for the U.S. Steel Keetac mining facility in Keewatin, Minn.
Recent air permits issued by the MPCA can be found in What's in My Neighborhood. The tool does not currently include all previously issued air emissions permits. All air emissions permits issued by…
Important details to help make your e-Service administrative submittal go as smoothly as possible.
In addition to the vessel requirements in the EPA VGP and Minnesota’s ballast water general permit, vessels must follow the requirements in Minnesota Statutes and Minnesota’s 401 certification of the VGP.
From 2023-2025, Northshore Mining released recycled water to the ground seven times and water relating to mining processes four times. Its largest unpermitted release was nearly 400,000 gallons of recycled water. Northshore Mining has documented equipment failure as the reason for the 11 releases.
Pollutant and runoff maps and data for major watersheds; watershed monitoring and assessment reports.
Minnesotans are encouraged to share feedback through Nov. 9, 2025
There are two types of federal air regulations, the National Emission Standards for Hazardous Air Pollutants (NESHAPs) and New Source Performance Standards (NSPSs). Either or both regulations may…
MagIron LLC proposes to restart a mining and processing facility near Grand Rapids, which will require new air and industrial wastewater permits from the MPCA.
Environmental information and resources for gas stations.
The MPCA is granting $4.4m from VW settlement funds to replace dirty diesel trucks with cleaner drivetrains. Similar previous grants show how the program works.