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Minnesota rules identify 16 standing beneficial uses for which waste generators or end users can simply follow the applicable rules without contacting the MPCA.

SSTS staff contact information and areas of responsibility.

Environmental rules and regulations are essential tools used to protect Minnesota’s environment, setting standards for environmental quality and limits on pollutants that can be discharged from facilities. The MPCA helps protect our environment by writing and enforcing these rules and regulations.

The MPCA issued a new air quality permit for this manufacturing facility in White Bear Township.

This webpage will not only address potential noncompliance issues for air permittees, but it will help inspectors get all of the necessary information to facilities with one link.

Projects will reduce the amount of waste entering landfills, benefiting the environment and local economies.

From the days when raw sewage flowed into rivers and lakes, Minnesota’s water bodies have come a long way. However, there is still work to be done in the restoration and protection of our waters.

MPCA has released the first in a series of reports on industrial uses of PFAS in Minnesota and identifying alternatives.

The MPCA studies, monitors, and regulates water pollutants to protect human health and the environment. Minnesota water quality standards strives to protect water for use, measures health of waters, and guides limits on what regulated facilities can discharge to surface waters.

Medicines flushed down the drain can contaminate water, which can hurt fish and other aquatic wildlife, and end up in our drinking water.

The Air We Breathe report looks at public health and air quality data to gauge how air pollution is affecting our health in Minnesota.

MPCA guidance for evaluating when closed landfills may exit the postclosure care phase.

Image The goal of the MPCA's regulatory programs covering hazardous substances and solid waste is to prevent contamination of land, water, and air by…

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.

Most AST systems that contain liquid capable of polluting the waters of the state are subject to state rules and permits.

Minnesota has a new law that prohibits nonessential use of per- and polyfluoroalkyl substances (PFAS).

Facilities that have site-specific state implementation plan (SIP) requirements may make changes to their operations that require changes to either their Administrative Order or Title I SIP…

Throughout her life, Jen Widmer has felt a deep connection to wetlands. As a child, she played broomball on the ice of a wetland near her home. She once attempted swimming in the wetland but was…

As Minnesotans prepare for another summer of outdoor activities, MPCA meteorologists are forecasting a moderately active air quality season.

Stephen Funk shared his story as part of We Are Water MN, a traveling exhibit and community engagement program that explores Minnesotans’ relationships with water.