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Under the federal Clean Water Act, states must designate beneficial uses for all waters and develop water quality standards to protect each use.
The frequent wildfires in California and elsewhere, brought on by climate change, are affecting air quality for thousands of miles. That includes Minnesota.
Hot, sunny weather brings the possibility of air quality alerts due to ozone. But what exactly is ozone?
To ensure that every person in Minnesota has healthy air to breathe, the MPCA studies, monitors, and regulates air pollutants, primarily in three categories: criteria pollutants, air toxics, and greenhouse gases.
MPCA permits are required to both build and operate landfills in Minnesota.
To best serve the needs of all Minnesotans for healthy air, sustainable lands, clean water, and a better climate, the MPCA has committed to building a diverse, equitable, and inclusive workforce that…
Profile of Karl Scheuer, a volunteer with the MPCA's Volunteer Water Monitoring Program
MPCA and the Minnesota Department of Health continue to sample private residential wells, municipal wells, and non-community public wells (e.g., small businesses, churches, schools) in the East Metro area for per- and polyfluoroalkyl substances (PFAS)
Industrial Stormwater Steps to Compliance - Step 2: Consider certifying for No Exposure
The MPCA investigates sites where hazardous substances have been or could be released to identify risks and appropriate remediation plans.
Sulfur dioxide (SO2), a foul-smelling toxic gas, is part of a larger group of chemicals called sulfur oxides. These gases, especially SO2, are emitted by the burning of fossil fuels or other…
What an organization buys, who it buys from, and how it uses the goods and services once bought is a reflection of the organization's values. Sustainable purchasing policies shows a commitment to…
We Are Water MN travels to Stillwater to focus on the St. Croix River, featuring artwork by painter Kami Mendlik.
When temperatures climb, conditions are ripe for Minnesota lakes to produce algae blooms, some of which can be harmful to pets and humans.
Minnesota law requires that people notify the MPCA (through the Minnesota Duty Officer) immediately when more than five gallons of petroleum or any amount of any substance under their control is released into the environment that could cause pollution of waters of the state.
Increased rainfall from climate change damages river water quality, which in turn damages fishing and recreation.
Designing stormwater systems to handle the challenges of climate change differs in every community across the state. Here’s how one community is meeting that challenge
Environmental information and permits that affect businesses that paint, coat, or strip surfaces.
Environmental information and permits that affect wood-finishing industries.
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.