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The Minnesota Pollution Control Agency (MPCA) has extended an air quality alert for southeast and northern Minnesota. The alert is now in effect until 4 p.m. on Tuesday, Aug. 12, for southeast Minnesota and until 11 p.m. on Wednesday, Aug. 13 for northern Minnesota. Fine particle levels are expected to reach the orange air quality index (AQI) category, a level considered unhealthy for sensitive groups.
This watershed is located in the southeastern tip of Minnesota, known for its scenic bluffs. More than 900,000 acres drain to the Mississippi River at Reno, Minn., but only 117,000 of those acres are in Minnesota.
Trichloroethylene (TCE) is a man-made chemical commonly found in wood finishes, glues and adhesives, paint or paint removers, and spot and metal cleaners. Exposure can have significant effects…
Image Many commercial buildings in Anoka, Carver, Dakota, Hennepin, Ramsey, Scott, and Washington counties are required to recycle at least three of the…
The capped emission permit is designed for non-complex facilities that do not require site-specific permit conditions.
General permit intended for facilities using processes including abrasive blasting, brazing, catalytic or thermal oxidizers, dip tanks, injection molding, resin and gel coating, spraying and coating activities, and welding.
The MPCA works with partners throughout Minnesota each year to gauge the health of waters and identify stressors that harm fish and other aquatic life.
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.
The Red River of the North - Marsh River Watershed is part of the Red River Basin in northwestern Minnesota and southeastern North Dakota.
The environmental justice advisory group (EJAG) advises the MPCA commissioner on the implementation of the agency's environmental justice framework, provides feedback on its effectiveness, and offers suggestions for future improvements.
The Shell Rock River begins at Albert Lea Lake in Freeborn County in south-central Minnesota, a few miles from the Iowa border. It flows 113 miles into Iowa, where it enters the Cedar River. In Minnesota, the Shell Rock drains 246 square miles (160,000 acres), all in Freeborn County.
Image Although Minnesota is rich in lakes and streams, Lake Superior is easily the most spectacular waterbody in Minnesota. Despite its immense size…
Healthy recycling markets divert materials from the waste stream, convert the materials into commodities, and supply them to manufacturers for the production of new products. The businesses that…
Many industrial by-products are good candidates for land application based on their nutrient content.
Guidance and recommendations for local officials dealing with public health issues related to blue-green algae.
Minnesota's strategic, coordinated approach to protecting families and communities from per- and polyfluoroalkyl substances.
The MPCA intends to repeal Minnesota Rules, parts 7023.0150, 7023.0200, 7023.0250, and 7023.0300 relating to Clean Cars Minnesota (CCM).
State government agencies, in collaboration with local partners, are leading trailblazing work to protect Minnesotans from per- and polyfluoroalkyl substances (PFAS) pollution.
State and community leaders visited Faribault and Northfield to observe Minnesota climate resiliency efforts in action.
Water scientists from the MPCA published four watershed reports in 2025, updating the data we need to keep Minnesota’s waters clean and protected.