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Removing Middle Lake from the impaired waters list required wrangling with a bottom feeder, the invasive carp.

The MPCA has important roles in protecting and restoring waters in degraded conditions.

Karst near Oxbow Park and Zollman Zoo, host of the We Are Water MN traveling exhibit. Phil George, who lives in rural Byron, Minnesota, has always felt a deep…

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.

“Urban wood,” or wood salvaged from cities, suburbs, and towns, is a growing issue in Minnesota because of severe weather, urban expansion, and the emerald ash borer. Rather than burning the trees as waste, a preferred option for dealing with urban wood involves creating durable wood products like furniture, building materials, and wooden décor.

Profile of John Weiss, a volunteer with the MPCA's Volunteer Water Monitoring Program

Thanks to years of restoration efforts, the MPCA confirmed the Kabekona River meets water quality standards for recreation and proposed its removal from the 2026 impaired waters list.

Minnesota state agencies are working together to reduce greenhouse gas emissions that cause climate change.

Image Although Minnesota is rich in lakes and streams, Lake Superior is easily the most spectacular waterbody in Minnesota. Despite its immense size…

Streams of the Upper St. Croix Watershed are among the most biologically intact, healthy, and resilient of watersheds in Minnesota.

The Mississippi River - Twin Cities Watershed is 656,990 acres and lies almost entirely in the North Central Hardwoods Forest ecoregion in the Mississippi River Basin. The watershed contains 1,320 stream miles and 380 lakes. More than 1.8 million people live in this watershed.

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

Northshore Mining Company has applied for updated wastewater and air quality permits for its Silver Bay taconite processing plant and Mile Post 7 tailings basin.

Testing found elevated levels of tetrachloroethylene/perchloroethylene (PCE or Perc) in soil vapors around the Dison’s Cleaners and Launderers site in Rochester.

The Cottonwood River is located in southwestern Minnesota in the counties of Brown, Cottonwood, Lyon, Murray, and Redwood. It begins near Balaton in southwest Lyon County.

A legacy of trichloroethylene disposal at the General Mills/Henkel Corp. Superfund Site at 2010 East Hennepin created an area of groundwater contamination that has led to vapors traveling upward through the soil, where it can enter houses and buildings.

Complying with the MS4 general permit

The PFAS guidance document uses an evidence-based approach that builds upon the framework and strategies presented in previous MPCA publications.

The MPCA works with industry, government, and residents to reduce and manage waste.

The MPCA must complete assessments to gather critical information too inform the development of the EPR program statewide.