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MPCA's Closed Landfill Program is a voluntary program established in 1994 to properly close, monitor, and maintain Minnesota's closed municipal sanitary landfills.

The Army has proposed a plan for cleaning up contaminated sediment in Round Lake, located within the Twin Cities Army Ammunition Plant (TCAAP) site.

The Regional Haze Rule requires states to improve visibility in our nation's national parks and wildernesses (Class I areas) and restore them to natural visibility conditions by 2064.

Warming temperatures and increased rains caused by climate change continue to have real impacts on farms across Minnesota. Our agriculture industry will also play an important role in reducing the amount climate change causing pollution we produce as a state.

Dem-Con Landfill proposes to build a new municipal solid waste landfill at its environmental campus near Shakopee. It plans to convert 2.2 million cubic yards covering an approximately 81-acre fill area of its permitted construction and demolition landfill into a new municipal solid waste landfill. The creation of a new MSW landfill of this size requires the project to go through the environmental impact statement process.

Image MPCA staff provide technical assistance to businesses seeking to improve their environmental performance and prevent pollution.Small business…

3M will use an advanced wastewater treatment system to remove per- and polyfluoroalkyl substances (PFAS) from its Chemical Operations facility in Cottage Grove.

Heavy metals are an ill-defined group of inorganic chemical hazards that include lead, chromium, arsenic, and cadmium. They may leach into soil and water from industrial sites, mines or…

In Minnesota, commercial entities that produce any amount of hazardous waste are regulated as hazardous-waste "generators."

Minnesota has enacted laws to end avoidable uses of PFAS in Minnesota by 2032.

Partner with an award-winning exhibition to engage Minnesotans with environmental ideas, challenges, and inspiration for a better future.

Resources for recycling market development

Controlling phosphorus is an important part of protecting Minnesota waters.

The MPCA regulates most aspects of livestock management including the location, design, construction, operation, and management of feedlots and manure-handling facilities.

For more than 50 years, volunteers have gathered critically important water clarity data on Minnesota lakes and streams.

The MPCA announced cleanup plans for the defunct Hibbing Gas Manufacturing Plant site, explained in a draft Minnesota Decision Document that is available for public comment until July 9, 2026.

The MPCA is leading multiple initiatives to reduce greenhouse gas emissions from the transportation sector.

MPCA seeks public comment on a proposed air permit for the U.S. Steel Keetac mining facility in Keewatin, Minn.

Systems to treat drinking water have been installed to address groundwater contamination in two St. Louis Park and three Edina municipal wells.

Bins and containers play a crucial role in your recycling program. Using consistent labels and bins will help to increase participation and decrease contamination. Put recycling bins next to every…