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The Upper/Lower Red Lake Watershed covers more than 1.2 million acres and is home to Upper and Lower Red Lakes, the two largest bodies of water within the state.
Profile on Bridging, a Twin Cities based nonprofit that keeps goods with more life out of landfills and that donates them to families in need.
Projects to prioritize environmental justice areas
Funding for projects to reduce air pollution in Minnesota today and invest in cleaner transportation for tomorrow.
The MPCA has developed best practices for vapor intrusion mitigation and public communication work used by the agencies and our contractors.
Ground-level ozone is a secondary pollutant formed through chemical reactions between nitrogen oxides (NOx) and volatile organic compounds (VOCs). Ozone can irritate the eyes, nose and throat,…
Minnesota is a national leader in keeping mercury out of the environment.
What is the blue-green scum that looks like spilled paint?In lakes that are over-enriched with phosphorus and nitrogen, algae tend to prosper and create algae blooms. Blue-green algae and one type in…
Environmental information and permits that affect grain elevators, feed mills and fertilizer mixing plants.
The MPCA completed 68 enforcement cases for water quality, air quality, hazardous waste, stormwater, and wastewater violations in the first half of 2025.
The Mississippi River - Headwaters Watershed consists of 1.26 million acres (1,961 square miles) and contains the headwaters of the Mississippi River at Lake Itasca in Itasca State Park. The watershed includes parts of Becker, Beltrami, Cass, Clearwater, Hubbard and Itasca counties.
The MPCA has a mobile air monitoring program that allows the agency to respond faster to community air quality concerns across the state. The mobile air monitor collects data in areas where permanent…
Pollinators are essential to everyday Minnesotans, our economy, and our food production. Learn why these pollinators are so vital through exhibits at this year’s Eco Experience.
Implementing water quality standards come with tangible costs and benefits. Costs such as taxes to residents, regulated parties, and communities help achieve benefits such as increased property values, tourism, and protecting human health.
Any facility that emits air pollutants above certain levels is required to have an air quality permit.
Mercury is a naturally occurring element that is toxic to humans and animals. At room temperature, mercury is a silvery, liquid metal, but it can also evaporate and become airborne. Mercury does not…
The Cedar River Watershed in Minnesota encompasses 454,029 acres in Mower, Freeborn, Dodge, and Steele counties. This watershed covers prime agricultural land with many streams and drainage ditches flowing into the river.
Air quality is expected to reach the red AQI category across all of Minnesota, which is unhealthy for everyone.The Minnesota Pollution Control Agency (MPCA) has…
MPCA is planning new rules governing how the MPCA determines currently unavoidable uses of per- and polyfluoroalkyl substances (PFAS) in products.
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