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Minnesota is a national leader in keeping mercury out of the environment.

Smith Foundry has ceased operations at its East Phillips facility after an investigation and settlement with the U.S. EPA that the MPCA supported.

In 2023, Minnesota saw more air quality alerts covering more days than ever before. Smoke from Canadian wildfires throughout the summer caused many of the alerts, though climate change is playing a growing role in Minnesota's air quality.

A dedicated stakeholder advisory group was assembled from sectors that will be affected by PFAS at remediation sites to establish guidance for PFAS investigation and cleanup.

New MPCA report monitors PFAS sources and movement, provides direction for preventing and managing PFAS pollution.

Image Although Minnesota is rich in lakes and streams, Lake Superior is easily the most spectacular waterbody in Minnesota. Despite its immense size…

Recycling is good for Minnesota's economy. It supports more than 60,000 jobs in our state, paying almost $3.4 billion in wages and adds nearly $15.7 billion to Minnesota's economy.

Guidance for submitting data to MPCA Remediation Division programs: Superfund, Site Assessment, Petroleum Remediation, Brownfields, RCRA Remediation, Closed Landfill, and Integrated Remediation.

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.

While hundreds of fish kills occur in Minnesota every year, mostly in lakes and ponds, fish kills on trout streams in southeast Minnesota are much less common.

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.

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.

Ready-to-run meteorological data suitable for AERMOD.

Planned amendments to Minn. Rules ch. 7050 affect the Class 1 beneficial use, which protects waters (both surface and groundwater) used as a source for domestic consumption.

State will begin engagement next month on an updated framework set to be released in 2025

Findings underscore need to reduce use of “forever chemicals”

Carba, a Minnesota-based company focused on carbon-capture technology, took home the MPCA’s Green and Sustainable Chemistry Prize at the 2023 MN Cup

The MPCA added three sites to the state’s priority list of contaminated sites that need further investigation and cleanup under Minnesota’s Superfund law.

A stormwater system upgrade in Duluth was expanded with the help of an MPCA employee who tapped into available funding. It protects Lake Superior and can serve as an example for other cities and counties.

Answers to frequently asked questions about compliance and MPCA's enforcement of environmental rules in Minnesota.