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Volunteer water monitors collect valuable data used by agencies and organizations across the state to protect and manage Minnesota’s waters.
An MPCA investigation found violations related to construction of a home on Schwappauff Lake, near the town of Greenfield in Hennepin County.
The MPCA fined Caledonia feedlot owner Mike Ingvalson $10,000 for multiple violations related to improper manure application and discharges as well as an unpermitted building.
The MPCA sought proposals from qualified responders to conduct an environmental forensics evaluation using non-targeted analysis techniques for identifying sources of non-aqueous film forming foam (non-AFFF) per- and polyfluoroalkyl substances (PFAS) contamination in water.
The chemical 1,4-dioxane, a likely carcinogen, was detected in a private residential well in the Eastbrook Terrace area in Andover.
The Minnesota Pollution Control Agency (MPCA) does not discriminate on the basis of race, color, national origin, disability, age, or sex in administration of its programs or activities, and, MPCA does not intimidate or retaliate against any individual or group because they have exercised their rights to participate in actions protected, or oppose actions prohibited, by 40 C.F.R. Parts 5 and 7, or for the purpose of interfering with such rights.
MPCA and MDH statement on the U.S. EPA's maximum contaminant levels for PFAS in drinking water.
Northshore Mining operates the Peter Mitchell Mine, a taconite ore mining operation, in Babbitt. It sends the ore that it mines there via rail to a processing plant in Silver Bay, which is a separate facility with its own individual air permit.
St. Paul Brass manufactures brass, bronze, and aluminum castings in the Frogtown neighborhood of Saint Paul, an environmental justice area.
In the management of construction stormwater, MPCA recognizes Southwest Light Rail Extension project for responsible development through stormwater controls.
The city of Duluth will pay a $12,000 fine and spend $190,000 in compensation for a 2024 incident that led to a fish kill in Tischer Creek.
In 2009, a federal court ruled that NPDES permits were required for all biological and chemical pesticide applications that leave a residue in water when applications are made in, over, or near waters of the United States.
This permit aims to reduce phosphorus discharged by point sources to the Minnesota River Basin. This webpage contains links to the permit and its associated forms and fact sheets.
Image Aboveground storage tank (AST) requirements are found in Minnesota Rules, Chapter 7151. In general:new tanks and piping must be designed to…
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.
Minnesotans are encouraged to share feedback through Nov. 9, 2025
The Southern Minnesota Beet Sugar Cooperative emitted higher levels of hydrogen sulfide than allowed from its Renville facility, resulting in a $1.15 million fine following an MPCA investigation.
The MPCA enforces federal and state requirements for air quality permitting.
The PFAS guidance document uses an evidence-based approach that builds upon the framework and strategies presented in previous MPCA publications.
Minnesota rules require many facilities that produce air emissions to conduct performance testing.