Search
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.
One of the most basic forms of air pollution, haze reduces visibility in many cities and scenic areas within the United States. Haze-causing pollutants come from a variety of sources, both natural and man-made, including motor vehicles, electricity generation, industrial facilities, agriculture, and wildfires.
MPCA investigation determined that construction sediment was discharged into the Blue Earth River and a county ditch.
The MPCA has begun work to implement a groundbreaking new law to remedy Minnesotans’ disproportionate exposure to pollutants.
The MPCA is seeking public comment on a draft wastewater permit and accompanying environmental assessment worksheet for a project that combines treatment facilities for five Wright County communities and improves water quality in the Crow River.
Stakeholders affected by the Minnesota Electronics Recycling Act must be registered with the MPCA.
During a residential construction project in Franklin Township in 2024, Capstone Homes and Arnt Construction failed to properly manage construction stormwater activities.
An MPCA investigation determined David Heinonen of Grand Rapids filled in 3,200 square feet of wetland near Horsehead Lake in Itasca County without prior approval and engaged in unpermitted construction activities on 1.57 acres on the shore of Horsehead Lake.
MPCA investigation found stormwater permit violations that occurred during a construction project in 2025, with sediment-laden stormwater entering a stream at a construction site in Chaska.
The MPCA created a statewide inventory of streams that have been hydrologically modified: channelized, ditched, or impounded
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 fined Zippel Bay Resort $37,800 for a number of violations stemming from the operation of an unregistered gas tank that leaked gasoline into Lake of the Woods.
Licensing and permitsCannabis businesses in Minnesota require a state license for their specific operation (micro-business, processor, retailer, etc.) from the Office of Cannabis Management. The…
Dairy will pay a fine and take corrective steps for improperly discharging industrial waste into a city curb and gutter stormwater system in Nicollet County.
Ready-to-run meteorological data suitable for AERMOD.
Mankato nonprofit South Central Minnesota Food Recovery used MPCA grant money to build out a network to save food from the landfill and distribute it to people in need.
The Army has proposed a plan for cleaning up contaminated sediment in Round Lake, located within the Twin Cities Army Ammunition Plant (TCAAP) site.
Alliance Building Corporation failed to prevent liquid washout of waste during construction at the Sleepy Eye Apartments.
Failed to obtain a construction stormwater permit prior to beginning construction and allowed sediment to discharge to wetlands as they built The Meadows housing development in Otsego, Minnesota.
The frequent wildfires in California and elsewhere, brought on by climate change, are affecting air quality for thousands of miles. That includes Minnesota.