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The Des Moines River - Headwaters Watershed is located in southwestern Minnesota and covers approximately 1,334 square miles, including parts of Lyon, Pipestone, Murray, Cottonwood, Nobles, Jackson, and Martin counties.
A cumulative impacts analysis provides a comprehensive look at all burdens that affect a community or neighborhood.
The Lac qui Parle Watershed covers approximately 1,100 square miles and drains parts of Lac qui Parle, Lincoln, and Yellow Medicine counties in Minnesota as well as parts of Grant, Deuel, and Brookings counties in South Dakota.
U.S. Steel Corp. operates the Minntac Taconite processing facility near the city of Mountain Iron, where it produces taconite pellets that are shipped for use at steel mills. U.S. Steel has applied for a reissued air permit so it can replace existing emissions controls in its pellet plant with cartridge filters.
Air quality map of current conditions in Minnesota.
Stormwater runoff is a leading source of water pollution, and the state general permit is designed to reduce the amount of sediment and other pollutants entering state waters.
Excess phosphorus is harming Minnesota waters. Phosphorus comes from both regulated and non-regulated sources. A quarter of Minnesota lakes have high levels of phosphorus, which means that they do…
The MPCA completed 78 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the second half of 2025, for a total of 146 for the year.
MPCA invited grant proposals from public, private, and nonprofit delivery and commercial service providers to fund cleaner transportation vehicles.
Thirty TMDLs undertaken in the Mississippi River - Twin Cities Watershed to address excess nutrients, turbidity, bacteria, and more.
To prevent food waste at its veterans homes, the Minnesota Department of Veterans Affairs used a $185,000 MPCA grant to purchase new meal-ordering technology.
MPCA policy recommendations for the upcoming legislative session
The StormReady designation recognizes the MPCA’s commitment to emergency management planning and continuity of operations during an emergency.
MPCA permits are required to both build and operate landfills in Minnesota.
Step 3: Requirements for pesticide dischargers
Volunteer-collected data are regularly used in decision-making and conservation efforts. Find a program that excites you and join in.
Pig’s Eye Dump in Saint Paul has been slated for cleanup and restoration.
Information about the work to clean up the pollution from over 100 years of unregulated development and industrial practices.
The Burnsville Sanitary Landfill (BSL) will expand to accommodate the growing municipal waste needs of the Twin Cities metro area. The expansion is part of the landfill’s long-term plan to extend the useful life of the landfill to 2062.
EPA awards Minnesota $200 million in Climate Pollution Reduction Grants