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Determine what type(s) of water quality permit is required at facilities that mine construction sand and gravel; industrial sand; quarry limestone, granite or dimension stone; operate hot mix asphalt production areas; produce concrete block, brick and other products; and/or produce ready-mix concrete.
Initial screening information for a contaminant of emerging concern, triclocarban.
MPCA completed 100 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the first half of 2024
Septic system owners are responsible for system maintenance. Properly maintaining a septic system will extend its life.
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.
Tailings basin piping leaked wastewater and about 11,500 cubic feet of tailings materials over nearly half an acre, including a nearby wetland in May 2023 due to inadequate operation and maintenance of the tailings basin pipeline at the company’s facility in Virginia, Minn.
MPCA investigation shows the city violated its wastewater permit in Freeborn County from April 2021 to April 2023.
Failed to properly operate its wastewater treatment facility for the River Park housing development in Oronoco, Minnesota, from Aug.-Dec 2023 before connecting to the newly constructed Oronoco wastewater treatment plant.
Partnerships and diversified funding drive the work to restore water quality in impaired streams in the Red Lake River Watershed through science-based interventions.
Carver County and Valley Paving Inc. failed to properly install and maintain erosion and sediment controls during a highway safety improvement project in the fall 2022 and spring 2023 near Watertown, Minn. This caused significant erosion and sediment to impact several area surface waters.
American Peat Technology paid a penalty of $12,468 for failing to properly maintain and inspect equipment designed to monitor and reduce air pollution.
Kathy Wagner, recipient of the 2025 Community Conservationist Award from the Minnesota Pollution Control Agency (MPCA) and Minnesota Association of Soil and Water Conservation Districts (MASWCD), discusses her personal conservation work and local environmental advocacy.
Environmental information and resources for the biochar industry.
In Minnesota, handlers of oil and hazardous substances are required to prepare for potential spills and take steps to prevent them.
Addressing climate change presents us with a historic opportunity to strengthen our economy, improve our health, and create a more equitable Minnesota for everyone.
The Minnesota Pollution Control Agency's Emergency Response Program (ERP) oversees the cleanup of all types of spills and environmental emergencies.
A transport truck released fugitive lime dust that drifted and deposited on area school playground equipment, vehicles, and vegetation near its paper production facility in International Falls, Minn., in October 2023.
An August 2023 MPCA inspection confirmed failures to conduct weekly inspections and train staff to properly handle and store hazardous waste at its residential and commercial cabinet production facility in St. Cloud.
Heartland Corn Products failed emission stack tests in November 2021 and February 2022 for volatile organic compounds and particulates at its ethanol production facility in Winthrop, Minn.
Minnesota has a growing salty water problem that threatens its freshwater fish and other aquatic life. Chloride from both de-icing salt and water softener salt gets into lakes and streams, and…