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The MPCA's regulatory, cleanup, and monitoring programs create and maintain spatial data that serve our environmental protection work and can be shared with partners and researchers.
MagIron LLC proposes to restart a mining and processing facility near Grand Rapids, which will require new air and industrial wastewater permits from the MPCA.
Excess phosphorus is harming Minnesota waters. Phosphorus comes from both regulated and non-regulated sources. A quarter of Minnesota lakes have high levels of phosphorus, which means that they do…
A permit by rule (PBR) means a facility or activity meets the requirements outlined in Minnesota rules and is deemed to have obtained a solid waste management facility permit without making application for it.
Addressing excess nutrient levels in Lake Pepin based on the site-specific water quality eutrophication criteria for the lake developed by the MPCA.
MPCA seeks public comment on two draft industrial wastewater permits for U.S. Steel Corp.’s Keetac mining area and tailings basin in Keewatin, Minnesota. These permits will improve protections for wild rice waters and human health.
Unauthorized releases of untreated wastewater in October 2024 and January and February 2025, as well as failure to notify the Minnesota Duty Officer in a timely manner.
Stormwater runoff is a leading source of water pollution, and the state general permit is designed to reduce the amount of sediment and other pollutants entering state waters.
Local governments with SSTS programs submit information to the MPCA each year on SSTS permitting and compliance trends for the previous calendar year. The information helps the agency with long-range planning efforts.
Researchers collect samples of sediment from the bottom of Lake of the Woods in 2024. (Photo courtesy of St. Croix Watershed Research Station) After years of study…
Minnesota’s biosolids PFAS strategy requires all biosolids intended for land application be tested for PFAS before use and response actions based on sample results.
Technical assistance to small, rural, and Tribal wastewater facilities
The MPCA sought project proposals to distribute $1.1 million in grants for climate planning projects to small communities with populations of less than 10,000.
Reusing and recycling materials from construction and demolition (C&D) can help address pressing disposal and contamination issues in Minnesota, and have significant economic and environmental benefits.
BMPs required to manage the slurry to comply with Minnesota statute and agency rules to protect water quality.
Through this Minnesota climate smart food systems (CSFS) grant, the MPCA is soliciting proposals to distribute $40 million in grant funding to support industrial food and beverage manufacturers and food system organic waste processors across Minnesota through capital expenditure projects that will improve operational efficiency, reduce operating costs, and lessen environmental impacts at facilities.
To reduce the pollution that causes climate change, Minnesota has set goals to cut our collective greenhouse gas (GHG) emissions and track progress.
Located in southeast Minnesota and northeast Iowa, the Upper Wapsipinicon Watershed lies within the Eastern Iowa and Minnesota Drift Plains portion of the Western Corn Belt Plains ecoregion.
The Meadows Mobile Home Park discharged untreated sewage to the ground in two separate violations in 2025.
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,…