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Protecting and restoring water quality is one of the MPCA's core areas of focus.
Businesses with low levels of actual emissions can submit a simplified permit application and obtain a registration permit, with greater flexibility to make changes as long as they continue to maintain permit requirements.
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.
Permit 2025 Multi-Sector General Permit for Industrial Stormwater (wq-strm3-102g) Effective June 1, 2025 Updates and new…
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.
MPCA is opening the rule that regulates about 17,000 animal feedlots.
Application fees must be submitted with your permit application. The submittal cover page form will help you add up the points assigned to each type of permit application or request. Multiply the…
Graphic timeline that outlines how the permitting process and environmental review process progress simultaneously.
The MPCA created a statewide inventory of streams that have been hydrologically modified: channelized, ditched, or impounded
The MPCA takes reasonable measures to ensure meaningful communication with individuals who are not proficient in English.
$4.85 million to run community air monitoring projects in the 7-county Metropolitan Area (counties of Anoka, Carver, Dakota, Hennepin, Ramsey, Scott, and Washington).
The Minnesota portion of the Roseau River watershed covers 774,197 acres; an additional 594,560 acres are across the U.S. border in Canada.
The Minnesota River - Mankato Watershed covers 861,886 acres across Cottonwood, Brown, Redwood, Renville, Sibley, Nicollet, Blue Earth, and Le Sueur counties in south-central Minnesota.
In Minnesota, commercial entities that produce any amount of hazardous waste are regulated as hazardous-waste "generators."
The capped emission permit is designed for non-complex facilities that do not require site-specific permit conditions.
MPCA rules govern how septic systems are designed, installed, and managed in Minnesota.
Privacy rightsSeveral federal and state laws protect your privacy rights regarding the information the MPCA has about you. At times, an MPCA staff member may ask you to provide information about…
Superfund requires specific investigation and cleanup processes, designates parties that are legally responsible for the cleanup, and provides funds for certain types of cleanups under Minnesota’s Environmental Response and Liability Act (MERLA).
Demonstration/research projects (DRPs) allow permittees to explore potential beneficial uses or new methods of solid waste management through a limited-scale project.
Initial screening information for a contaminant of emerging concern, beta-sitosterol.