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Underground storage tank (UST) facilities must designate owners, operators, or employees as Class A, Class B, and Class C operators.
Image Although Minnesota is rich in lakes and streams, Lake Superior is easily the most spectacular waterbody in Minnesota. Despite its immense size…
The MPCA has a variety of educational displays, programs, and materials about chloride pollution. We encourage our partners to utilize these resources to engage with their community.
Image In Minnesota, 2,469 schools serve more than 898,000 K-12 students and employ thousands of teachers and staff. An MPCA study found that Minnesota…
Three members of MN GreenCorps worked through the Minneapolis Public Schools' free meal box program to promote waste reduction and recycling.
The Redwood River is located in southwestern Minnesota in the counties of Lincoln, Lyon, Murray, Pipestone, Redwood, and Yellow Medicine.
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.
Resources for the dry cleaning industry
The MPCA has actively been developing methods and building capacity to improve our ability to monitor and assess wetlands to protect and restore them.
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.
The Upper Red River of the North Watershed drains an area of 371,689 acres in the Glacial Lake Agassiz Plain, while the extreme southeastern portion of the basin lies in the North Central Hardwoods ecoregion. The Red River begins its course just below Breckenridge, Minn.
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.
The MPCA is investigating the source of the chemical 1,4-dioxane in private wells in Gem Lake.
In Minnesota, certain tasks in the design, installation, repair, maintenance, operation, or inspection of septic systems can only be done by certified individuals. Find out what training, experience, and exams are required to fulfill the requirements for certification.
In most of Minnesota’s livestock-dense counties, feedlot oversight is a cooperative effort between the MPCA and county government.
Information for larger feedlot owners on the federal National Pollutant Discharge Elimination System (NPDES) and State Disposal System (SDS) permits for construction and operation permits in Minnesota.
Solving the problem of oversalted sidewalks is elementary!
Biosolids that will be applied to land must meet strict regulations and quality standards.
Nitrogen management plans help operators of wastewater treatment facilities understand the inputs of nitrogen to their facilities and evaluate options that can reduce the amount of nitrogen discharged.