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Minnesota GreenCorps members serving with the City of Minneapolis developed a mini-course for residents about responsible use of deicing salt.
The MPCA and the U.S. Environmental Protection Agency (EPA) are working together on an enforcement investigation to address elevated lead emissions at Federal Ammunition in Anoka.
MPCA investigation in 2025 found that Sheldahl Flexible Technologies submitted incorrect permit applications and failed to obtain MPCA approval prior to installing or modifying three pieces of industrial mixing equipment.
The MPCA issued a new air quality permit for this manufacturing facility in White Bear Township.
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.
The MPCA, Dakota County, and the Minnesota Department of Health will jointly host two community meetings about a recent event at Gopher Resource in Eagan.
MPCA online services give users online access to apply for permits and licenses, submit required information, and pay fees and invoices.
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.
Al-Corn Clean Fuel, LLC, an ethanol plant in Dodge County, paid $40,427 in fines for air permit violations.
MPCA seeks public comment on a proposed air permit for the U.S. Steel Keetac mining facility in Keewatin, Minn.
The MPCA will analyze varying background sulfate levels across Minnesota, which could inform our implementation of the wild rice sulfate water quality standard.
Francesca Crego, or Frannie, fondly recalls bike rides along the Mississippi River’s edge with her family. Growing up in the city, Frannie appreciated the feeling of mysticality brought by the river’…
SkyWater Technology violated federal laws and Minnesota rules, operating a semiconductor plant without an appropriate air permit in Bloomington, Minnesota.
In 2010, the MPCA began receiving public inquiries about projects to mine silica sand for use in hydraulic fracturing, or “fracking,” a drilling method used for natural gas and oil wells.
The MPCA has developed best practices for vapor intrusion mitigation and public communication work used by the agencies and our contractors.
Central Specialties Inc., based in Alexandria, violated several air permit conditions between 2021 and 2023 for its mobile hot-mix asphalt facility stationed at various locations around the state. Violations included failing to properly maintain pollution control equipment and inadequate recordkeeping and reporting.
Conditionally exempt facilities do not need an air quality permit if they follow specific requirements.
The U.S. EPA approved Minnesota's Statewide Mercury Total Maximum Daily Load study in March 2007.
Does it seems like the number of alerts due to wildfires has increased in the past few years? We’ve had 46 air-quality alerts since 2015—34 of those due to wildfire smoke.
Every Minnesotan — regardless of income, race, ethnicity, color, or national origin — has the right to healthy air, sustainable lands, clean water, and a better climate.