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3M will use an advanced wastewater treatment system to remove per- and polyfluoroalkyl substances (PFAS) from its Chemical Operations facility in Cottage Grove.
Under the federal Clean Water Act, states must designate beneficial uses for all waters and develop water quality standards to protect each use.
What is a stormwater catch basin, and should I be worried about it?
Collaboration and engagement have been keys to progress in the St. Louis River AOC.
The MPCA amended Minnesota Rules relating to the grant application process for the solid waste management capital assistance program.
MPCA guidance for evaluating when closed landfills may exit the postclosure care phase.
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.
The MPCA recognized 236 wastewater facilities for outstanding operations in 2024.
Chemicals in the air toxics emission inventory.
After many years of investigation, design work and construction, the Great Lakes Legacy Act remediation projects at these sites near Duluth, Minnesota, are complete.
MPCA collects information about the sale and use of greenhouse gases with high global warming potential.
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…
The Mississippi River - St. Cloud Watershed covers 691,200 acres (1,080 square miles) in the south-central part of the Upper Mississippi River Basin. The watershed includes all or parts of the counties of Benton, Meeker, Mille Lacs, Morrison, Sherburne, Stearns, and Wright.
Minnesota’s Continuous Nitrate Sensor Network generates publicly available water quality data on nitrate levels in our surface water.
Image Air quality is expected to reach the orange AQI category for all of Minnesota, which is unhealthy for sensitive groups.The Minnesota Pollution…
Coal tar-based sealants can no longer be sold or applied legally in Minnesota as of 2014.
Image Although Minnesota is rich in lakes and streams, Lake Superior is easily the most spectacular waterbody in Minnesota. Despite its immense size…
This permit aims to reduce phosphorus discharged by point sources to the Minnesota River Basin. This webpage contains links to the permit and its associated forms and fact sheets.
The MPCA has developed guidance on a number of topics to assist real estate developers, environmental engineers, remediation consultants, and others in addressing brownfields and contaminated sites.
The MPCA has withdrawn proposed rules relating to waste treated seeds.