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Hutchinson Utilities exceeded its permit limit for particulate matter during an air quality performance test. High levels of particulates are known to cause environmental harm and health problems.
Mesabi Metallics is currently constructing a new taconite mine and taconite pellet production facility on the site of the former Butler Taconite Mining Company facility near Nashwauk.
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.
The MPCA is developing a sulfate multi-discharger variance (MDV) for wastewater facilities that are currently unable to meet the state water quality standard for sulfate.
Environmental rules and regulations are essential tools used to protect Minnesota’s environment, setting standards for environmental quality and limits on pollutants that can be discharged from facilities. The MPCA helps protect our environment by writing and enforcing these rules and regulations.
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.
Volunteers across Minnesota’s 87 counties have been collecting pine needles from coniferous trees in their neighborhoods to help the Minnesota Pollution Control Agency better understand how to protect Minnesotans from PFAS pollution.
What to consider when cold weather has you looking into home weatherization projects
Data shows that ice cover on Minnesota's lakes doesn't last as long as it used to. That means a shorter ice fishing season, yes, but it also has implications for the environment and Minnesota's fish and wildlife.
The Minnesota Pollution Control Agency has developed a draft air permit for MagIron LLC in Coleraine that will require a fugitive dust control plan to help reduce emissions of particulate matter from roads, storage, stockpiles, and exposed mining areas.
The MPCA has adopted amended rules relating to when maintenance of a closed landfill should end.
Environmental information and resources for the biochar industry.
Cumulative impacts are the combined effects of current and past pollution and other stressors and how they impact the health, well-being, and quality of life of residents in those communities. The cumulative effects process is how we in Minnesota account for and begin to correct environmental injustices.
PolyMet Mining plans to develop a mine and processing plant to extract copper, nickel, and precious metals.
Image The goal of the MPCA's regulatory programs covering hazardous substances and solid waste is to prevent contamination of land, water, and air by…
Air quality dispersion modeling uses a computer model to estimate air pollution concentrations from regulated facilities and other sources of pollution.
The MPCA provides technical assistance and training to help permitted facilities and regulated communities meet environmental requirements. The agency works cooperatively with permitted facilities to…
Completed rulemaking for changes to reporting requirements for hazardous air pollutants (HAPs).
Chrome-plating facility in St. Louis Park is the alleged source of pollution in local lakes.
Permit applications must include detailed emissions calculations to help determine which permit type or permit amendment is needed.