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From January through March 2025, MPCA air monitoring data showed elevated lead levels that exceeded national ambient air quality standards near the facility. An MPCA inspection of Gopher Resource this spring confirms that the source of the elevated lead levels has been addressed.
A TMDL addressing excess bacteria in 22 stream reaches and protection strategies for 29 stream and river reaches in the Upper Mississippi River watershed.
Public entities In Minnesota, most sustainable purchasing requirements are implemented at the local government level. However, there are some state requirements for public entities: Minnesota state…
Businesses can find many ways to increase competitiveness and boost productivity.
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.
Groundwater and drinking water in the east Twin Cities metro area is contaminated with PFAS due to 3M's disposal practices at four sites in the area.
Green and safer product chemistry is formulating or designing a new product (or reformulating an existing one) to reduce harmful environmental, workplace, human health, and energy use effects over the product's entire life cycle.
Clearing ice? Before you reach for the salt bag and begin to scatter, consider using other tools to get the job done that are less toxic to our waterways and our beloved pets, and will save you money.
The northeast region of Minnesota is home to the state’s metallic mining industry. The "Iron Range" has a history of iron ore (“ferrous”) mining dating back to the late 1800s and includes the large…
Minnesota GreenCorps members serving with the City of Minneapolis developed a mini-course for residents about responsible use of deicing salt.
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.
A legacy of trichloroethylene disposal at the General Mills/Henkel Corp. Superfund Site at 2010 East Hennepin created an area of groundwater contamination that has led to vapors traveling upward through the soil, where it can enter houses and buildings.
What is a stormwater catch basin, and should I be worried about it?
Minnesota prohibits rechargeable batteries and products with non-removable rechargeable batteries from being disposed of in mixed municipal waste.
Researchers collect samples of sediment from the bottom of Lake of the Woods in 2024. (Photo courtesy of St. Croix Watershed Research Station) After years of study…
Minnesota’s extended producer responsibility bill for packaging, food packaging, and paper products requires a producer responsibility organization to reduce the environmental and human health impacts of these materials.
Minnesota GreenCorps member Leslie Alcantar Mejia helped Hennepin County toward its goal of planting 1 million trees during her service term.
Northshore Mining Company has applied for updated wastewater and air quality permits for its Silver Bay taconite processing plant and Mile Post 7 tailings basin.
Unsuspecting homeowners everywhere are falling victim to vampires…energy vampires! Find out how to slay these energy vampires by turning off electronic devices that keep drawing power even when they are turned off.
Feedlot nutrient and manure management