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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.
In Minnesota, about 18,000 regulated underground storage tanks (UST) are in use. State rules specify requirements for underground storage tanks (UST) that store petroleum or hazardous substances, and any piping or other structures that are part of the tank systems.
MPCA investigation found that Rainy Lake Oil failed to repair a pipe that was leaking diesel fuel underground for more than four months in 2024.
Unauthorized releases of untreated wastewater in October 2024 and January and February 2025, as well as failure to notify the Minnesota Duty Officer in a timely manner.
A transport truck released fugitive lime dust that drifted and deposited on area school playground equipment, vehicles, and vegetation near its paper production facility in International Falls, Minn., in October 2023.
The MPCA investigates sites where hazardous substances have been or could be released to identify risks and appropriate remediation plans.
The MPCA is offering rebates to small businesses across the state to buy and sell lead-free fishing tackle, part of the state’s Get the Lead Out program
Environmental information for craft breweries, distilleries, wineries, and cideries, and for home brewers who want to start commercial production.
Minnesota industrial facilities that are required to submit Form R reports for Toxic Release Inventory (TRI) chemicals under the state and federal Emergency Planning and Community Right-to-Know Act (…
MPCA's compliance and enforcement program tracks how well wastewater treatment facilities are complying with their permits and takes enforcement actions when necessary.
Environmental information and permits that affect businesses that paint, coat, or strip surfaces.
Elevated levels of trichloroethylene (TCE) are present in soil, soil vapor, and groundwater around this site in New Hope.
Phosphorus management plans help wastewater treatment facility operators and managers evaluate pollution prevention and and management options that can reduce the amount of phosphorus discharged to Minnesota waters.
When workers at The Lawn Barber in Elysian start up their electric mowers, they appreciate more than the quiet hum. They also appreciate the extra time the crew earns…
Salt is commonly over-applied, sending too much chloride into our waterways and wreaking havoc on fish and other wildlife.
Stakeholders affected by the Minnesota Electronics Recycling Act must be registered with the MPCA.
Smith Foundry has ceased operations at its East Phillips facility after an investigation and settlement with the U.S. EPA that the MPCA supported.
Most AST systems that contain liquid capable of polluting the waters of the state are subject to state rules and permits.
Superfund requires specific investigation and cleanup processes, designates parties that are legally responsible for the cleanup, and provides funds for certain types of cleanups under Minnesota’s Environmental Response and Liability Act (MERLA).
Thanks to years of restoration efforts, the MPCA confirmed the Kabekona River meets water quality standards for recreation and proposed its removal from the 2026 impaired waters list.