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Wastewater treatment and disposal are important for protecting and preserving Minnesota's water resources. MPCA regulates wastewater treatment activities in Minnesota.
Don't let your septic system freeze. Here are some simple tips that can help you avoid costly problems with your septic system.
Willernie-based Revitri won the MPCA’s Green and Sustainable Chemistry Prize for its innovative manufactured glass beads
Less than three years after Minnesota passed the country's first ban on TCE, a carcinogenic solvent, facilities around the state have removed it from their processes.
Construction and demolition projects produce twice the amount of waste of household trash every year. A new MPCA grant aims to reduce that amount by funding innovative building material reuse projects.
RoundtableRx is a nonprofit operating the Minnesota Medication Repository Program, which reduces pharmaceutical waste by collecting excess medication for redistribution. The MPCA recently provided a $52,910 grant for education and outreach to help solve the pharmaceutical waste issue in Minnesota.
A recent $1 million MPCA grant round will fund projects focused on waste reduction and reuse. To invest in projects that will continue to offer benefits to Minnesotans well into the future, this grant round prioritized proposals that would replace single-use items with reusables or help build a trained repair workforce in Minnesota.
A watershed is the area of land where all of the water that drains off of it goes into the same place — a river, stream or lake.
States are responsible for developing a Regional Haze State Implementation Plan (SIP) that addresses regional haze in each Class I area located within the state and in each Class I area located…
Information about the work to clean up the pollution from over 100 years of unregulated development and industrial practices.
This feature summarizes findings from four WRAPS reports in 2024: Root River, Mississippi River-St. Cloud, Pomme de Terre River, and Mississippi River-Lake Pepin Tributaries.
State Superfund sites are listed on the Minnesota Permanent List of Priorities (PLP) primarily in order to access funding when responsible parties are unwilling or unable to conduct the necessary site investigation and cleanup.
The MPCA studies Minnesota's solid waste composition and processes to inform policy recommendations, legislative proposals, education and outreach messages, and waste reduction efforts.
3M will use an advanced wastewater treatment system to remove per- and polyfluoroalkyl substances (PFAS) from its Chemical Operations facility in Cottage Grove.
Water scientists from the MPCA published four watershed reports in 2025, updating the data we need to keep Minnesota’s waters clean and protected.
The MPCA gave an environmental award to the Evangelical Lutheran Good Samaritan Society, which sold land so it could become a watershed wetland in Baxter. The project is being finalized in summer 2024.
Environmental information and resources for gas stations.
We have some suggestions for avoiding disposable items, excessive packaging, and single-use plastics when shopping for your everyday needs.
New major-emitting industrial facilities and major modifications of existing facilities must obtain a permit before construction and include the best pollution-control technology available if they significantly increase emissions.
Minnesota’s extended producer responsibility bill for packaging, food packaging, and paper products requires a producer responsibility organization to reduce the environmental and human health impacts of these materials.