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MPCA investigation found stormwater permit violations that occurred during a construction project in 2025, with sediment-laden stormwater entering a stream at a construction site in Chaska.
Water softeners produce much of the chloride that pollutes Minnesota’s waters. An MPCA grant aims to reduce that pollution with water softener replacement rebate programs.
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…
The MPCA has begun work to implement a groundbreaking new law to remedy Minnesotans’ disproportionate exposure to pollutants.
To protect human health and the environment, we need to limit the amount of per- and polyfluoroalkyl substances (PFAS) in our waters to safe levels. Safe levels means water can be used for drinking,…
U.S. Steel Corp. operates the Minntac Taconite processing facility near the city of Mountain Iron, where it produces taconite pellets that are shipped for use at steel mills. U.S. Steel has applied for a reissued air permit so it can replace existing emissions controls in its pellet plant with cartridge filters.
New rules establish a program for the MPCA to collect information about products containing intentionally added PFAS and establish fees to be paid upon submission of required reporting.
The PFAS guidance document uses an evidence-based approach that builds upon the framework and strategies presented in previous MPCA publications.
An MPCA investigation found violations related to construction of a home on Schwappauff Lake, near the town of Greenfield in Hennepin County.
The capped emission permit is designed for non-complex facilities that do not require site-specific permit conditions.
Tailings basin piping leaked wastewater and about 11,500 cubic feet of tailings materials over nearly half an acre, including a nearby wetland in May 2023 due to inadequate operation and maintenance of the tailings basin pipeline at the company’s facility in Virginia, Minn.
The MPCA fined Caledonia feedlot owner Mike Ingvalson $10,000 for multiple violations related to improper manure application and discharges as well as an unpermitted building.
The MPCA sought proposals from qualified responders to conduct an environmental forensics evaluation using non-targeted analysis techniques for identifying sources of non-aqueous film forming foam (non-AFFF) per- and polyfluoroalkyl substances (PFAS) contamination in water.
The Climate Smart Food Systems initiative, funded by the U.S. EPA’s Climate Pollution Reduction Grants program, positions Minnesota as a national model for transforming our food system from farm to freezer.
Governor Walz appointed Katrina Kessler as MPCA commissioner effective November 1. Kessler has been serving as an assistant commissioner.
Elevated levels of trichloroethylene (TCE) are present in soil, soil vapor, and groundwater around this site in New Hope.
Many residents have questions and concerns about loud noises or unpleasant odors that may be associated with industries or businesses in their community.
MPCA’s work on the climate-smart food systems grant from the EPA is ongoing amid strong interest
Wastewater treatment and disposal are important for protecting and preserving Minnesota's water resources. MPCA regulates wastewater treatment activities in Minnesota.
The MPCA has a variety of educational displays, programs, and materials about chloride pollution. We encourage our partners to utilize these resources to engage with their community.