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The Minnesota Nutrient Reduction Strategy (NRS) compiles the latest science, research, and data and recommends the most effective strategies to reduce nutrients in our waters from both point and nonpoint sources.
MPCA online services give users online access to apply for permits and licenses, submit required information, and pay fees and invoices.
The MPCA has initiated a declaratory judgement action against the owners of the Freeway Landfill and Freeway Dump in Burnsville to protect the drinking water supply for Burnsville and Savage residents.
The air quality alert issued by the Minnesota Pollution Control Agency (MPCA) remains in effect until noon on Wednesday, June 4. Fine particle levels are expected to reach the red air quality index (AQI) category, a level considered unhealthy for everyone, across east central, southeast, and northeast Minnesota.
Details on sampling and monitoring requirements of your industrial stormwater permit.
The Minnesota Pollution Control Agency (MPCA) has issued an air quality alert for all of Minnesota. The alert takes runs until 9 a.m. on Monday, July 14. Air quality is expected to reach the purple AQI category in northernMinnesota, which is very unhealthy for everyone.
The Two Rivers Watershed is part of the Red River Basin in northwestern Minnesota. Two Rivers actually consists of three branches: the North, Middle, and South Branch.
The Minnesota Pollution Control Agency (MPCA)’s draft wastewater permit for the 3M facility at Cottage Grove adds new water quality protections for the Mississippi River and improves accountability through monitoring and reporting requirements. The draft permit is one of the most rigorous in state history and mandates the removal of certain per- and polyfluoroalkyl substances (PFAS) to levels below detection.
Regular people are pretty good at judging water quality, and new research from the Minnesota Pollution Control Agency (MPCA) proves it.
The MPCA and its many partners collect a wide variety of data on environmental conditions and pollution sources.
In most of Minnesota’s livestock-dense counties, feedlot oversight is a cooperative effort between the MPCA and county government.
3M will use an advanced wastewater treatment system to remove per- and polyfluoroalkyl substances (PFAS) from its Chemical Operations facility in Cottage Grove.
The Rapid River watershed covers 573,060 acres in northern Minnesota. Over 79% of the land in the watershed is owned or managed by state entities.
Air quality is expected to reach the red AQI category in southern Minnesota, which is unhealthy for everyone.The Minnesota Pollution Control Agency (MPCA) has…
The Minnesota Pollution Control Agency has issued an air quality alert for northwest, north central, and northeast Minnesota for Thursday, June 5, until 7 p.m. on Friday, June 6. Air quality is expected to reach the red AQI category, which is unhealthy for everyone.
The MPCA is committed to engaging broadly with the public and ensuring that residents affected by its decisions have a voice in its processes.
Permit 2025 Multi-Sector General Permit for Industrial Stormwater (wq-strm3-102g) Effective June 1, 2025 Updates and new…
The MPCA regulates the design, construction, and operation of treatment facilities for municipal and industrial wastewater in Minnesota.
MPCA guidance for evaluating when closed landfills may exit the postclosure care phase.
The Minnesota Pollution Control Agency (MPCA) has issued an air quality alert for northern Minnesota. The alert runs until 11 p.m. on Tuesday, July 15. Air quality is expected to reach the red AQI category, which is unhealthy for everyone.