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The Burnsville Sanitary Landfill (BSL) will expand to accommodate the growing municipal waste needs of the Twin Cities metro area. The expansion is part of the landfill’s long-term plan to extend the useful life of the landfill to 2062.
Southeastern Minnesota is characterized by an unusual type of geography called karst, where the distinction between groundwater and surface water is blurry.
Northshore Mining operates the Peter Mitchell Mine, a taconite ore mining operation, in Babbitt. It sends the ore that it mines there via rail to a processing plant in Silver Bay, which is a separate facility with its own individual air permit.
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.
Information for cannabis growers and processors to understand environmental regulations and permits that may apply to their businesses.
Businesses like grocery, liquor, and convenience stores depend on refrigeration systems. Some of these systems, however, can prove expensive to operate and harmful to the environment.
Ask the MPCA features questions Minnesotans have asked us, on the issues the agency works on, from waste disposal, water and air quality, and chemicals in products to recycling and reuse,…
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.
Volunteers can search for a lake or stream site that works for them and sign up to monitor it.
When temperatures climb and the summer sun beats down, conditions are ripe for Minnesota lakes to produce harmful algae blooms, some of which can be harmful to pets and humans.
Partnerships and diversified funding drive the work to restore water quality in impaired streams in the Red Lake River Watershed through science-based interventions.
The Cottonwood River is located in southwestern Minnesota in the counties of Brown, Cottonwood, Lyon, Murray, and Redwood. It begins near Balaton in southwest Lyon County.
The Cloquet River Watershed covers approximately 507,858 acres (794 square miles) and is located within portions of Lake and St. Louis Counties in northeastern Minnesota.
Air quality dispersion modeling uses a computer model to estimate air pollution concentrations from regulated facilities and other sources of pollution.
Feedlot nutrient and manure management
The Rainy River - Headwaters Watershed covers nearly 1.9 million acres, starting in northern Cook and Lake Counties and flowing west/northwesterly into St. Louis County and the Canadian border waters.
Approximately $1.3 million in funding was available for local climate action planning and implementation projects.
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.
The MPCA completed 78 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the second half of 2025, for a total of 146 for the year.
The Mississippi River - Sartell Watershed covers approximately 652,800 acres (1,020 sq. miles) in the central part of the Upper Mississippi River Basin. The watershed includes parts of Benton, Crow Wing, Mille Lacs, Morrison, Stearns, and Todd counties.