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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.
Prevent costly sewer clogs by keeping grease out of sinks and by not flushing disposable wipes.
Unauthorized releases of untreated wastewater in October 2024 and January and February 2025, as well as failure to notify the Minnesota Duty Officer in a timely manner.
PolyMet Mining plans to develop a mine and processing plant to extract copper, nickel, and precious metals.
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.
Petroleum spills from pipelines, trains, trucks, storage tanks, and other sources have damaged natural resources throughout Minnesota.
The MPCA sought a contractor to lead the effort to identify and replace Tribal members' old wood stoves that are not certified by the U.S. EPA.
Minnesota is the first state to require producers fund boat wrap collection and recycling.
Study funded by the $850 million settlement that Minnesota reached with 3M in 2018 focused on the area served by the Valley Branch Watershed District’s Project 1007 rainwater conveyance system in the East Metro.
This year’s forum will focus on ways to reduce nitrogen in Minnesota’s water, and ways that agricultural and urban partners are working together to improve water quality.
Township and private party fined $47,555 for failing to obtain a construction stormwater permit for road improvements.
MPCA investigation found that Heron Lake BioEnergy LLC exceeded its permitted limits of particulate matter (PM) and hazardous air pollutants (HAPs) at its plant in Jackson County.
A brownfield assessment is a property investigation looking for potential contamination.
The MPCA fined Cabinetworks Group’s Waconia facility, Wood Products, $11,520 for violations of its air permit.
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.
TEAM Industries, with machining operations in Audubon, Bagley, Cambridge, Detroit Lakes, and Park Rapids, paid $80,000 in fines for air, hazardous waste, and industrial stormwater violations.
An MPCA investigation found that Benson Municipal Utilities failed to conduct required carbon monoxide tests within their permit deadline for their five generators providing emergency power services to the city.
Project began construction in October 2022 without a stormwater permit or a stormwater pollution prevention plan, and failed to install erosion and sediment controls at a pond and wetland improvement site near Finlayson, Minn.
Minnesota samples a network of shallow monitoring wells designed to provide early detection of contamination in the groundwater.