Search

Composting organic waste and compostable products creates a valuable product that improves soil fertility, conserves water, and reduces erosion.

Installing an engineNo permit amendments are needed for holders of registration (Options C and D), capped, and general permits (state or Part 70) to install a non-emergency engine, if the total…

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 frequent wildfires in California and elsewhere, brought on by climate change, are affecting air quality for thousands of miles. That includes Minnesota.

3M will use an advanced wastewater treatment system to remove per- and polyfluoroalkyl substances (PFAS) from its Chemical Operations facility in Cottage Grove.

The Minnesota State Implementation Plan (SIP) is focused on the six criteria air pollutants regulated by national ambient air quality standards (NAAQS): ground-level ozone, fine particles, lead, nitrogen dioxide, carbon monoxide, and sulfur dioxide.

Complying with the MS4 general permit

The Watershed Pollutant Load Monitoring Network (WPLMN) is a partnership that collects data on water quality and flow in Minnesota.

The MPCA provides funding to local partners to assist with intensive water quality monitoring at approximately 130 long-term river and stream monitoring sites.

Grantees must follow guidance to fund only eligible activities and expenses.

To reduce the pollution that causes climate change, Minnesota has set goals to cut our collective greenhouse gas (GHG) emissions and track progress.

The MPCA's Petroleum Remediation Program addresses risks to people and the environment from contamination caused by leaking petroleum storage tanks.

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

Organics recycling reduces greenhouse gas emissions and keeps waste out of landfills. MPCA answers commonly asked questions about how and why to participate in organics recycling programs.

The 2025 MPCA annual report on Brownfields celebrated numerous major achievements cleaning up and rehabilitating polluted properties.

The Minnesota Pollution Control Agency (MPCA) is planning to add sites in New Hope, Saint Paul, and Rochester to the state's Permanent List of Priorities (PLP). Members of the public are invited to provide comments.

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.

MPCA staff studied the river during this summer's extreme drought conditions to see if tighter limits on phosphorus are protecting aquatic life.

MPCA is planning new rules governing how the MPCA determines currently unavoidable uses of per- and polyfluoroalkyl substances (PFAS) in products.

The 2026 Climate Action Framework prioritizes reducing greenhouse gas emissions and protecting Minnesotans