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The Minnesota Pollution Control Agency is committed to ensuring that every Minnesotan has healthy air, sustainable lands, clean water, and a better climate.
MPCA plans to amend existing Minnesota Rules governing permits and solid waste landfills (chapters 7001 and 7035).
Through this Minnesota climate smart food systems (CSFS) grant, the MPCA offered approximately $10 million in grant funding for projects that will expand Minnesota’s infrastructure capacity for composting source-separated organic materials (SSOM) with a focus on wasted food and food scraps.
The frequent wildfires in California and elsewhere, brought on by climate change, are affecting air quality for thousands of miles. That includes Minnesota.
Hot, sunny weather brings the possibility of air quality alerts due to ozone. But what exactly is ozone?
To ensure that every person in Minnesota has healthy air to breathe, the MPCA studies, monitors, and regulates air pollutants, primarily in three categories: criteria pollutants, air toxics, and greenhouse gases.
Mercury is a naturally occurring element that is toxic to humans and animals. At room temperature, mercury is a silvery, liquid metal, but it can also evaporate and become airborne. Mercury does not…
Northshore Mining Company has applied for updated wastewater and air quality permits for its Silver Bay taconite processing plant and Mile Post 7 tailings basin.
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).
The MPCA had approximately $2 million to support projects that focus on sustainable building and materials management strategies that reduce waste and increase deconstruction, salvage, and reuse.
The MPCA completed 68 enforcement cases for water quality, air quality, hazardous waste, stormwater, and wastewater violations in the first half of 2025.
A cumulative impacts analysis provides a comprehensive look at all burdens that affect a community or neighborhood.
The MPCA is committed to engaging broadly with the public and ensuring that residents affected by its decisions have a voice in its processes.
New MPCA report monitors PFAS sources and movement, provides direction for preventing and managing PFAS pollution.
The MPCA added three bodies of water to the impaired waters list for PFAS contamination. Which are they? How did they get polluted? And how much PFAS does it take to contaminate a body of water?
Permit applications must include detailed emissions calculations to help determine which permit type or permit amendment is needed.
MPCA had approximately $250,000 in grant funding available to help Minnesota governments, businesses, institutions, and organizations address two specific needs: waste reduction/reuse and toxic products prevention.
The northeast region of Minnesota is home to the state’s metallic mining industry. The "Iron Range" has a history of iron ore (“ferrous”) mining dating back to the late 1800s and includes the large…
Businesses with low levels of actual emissions can submit a simplified permit application and obtain a registration permit, with greater flexibility to make changes as long as they continue to maintain permit requirements.
Privacy rightsSeveral federal and state laws protect your privacy rights regarding the information the MPCA has about you. At times, an MPCA staff member may ask you to provide information about…