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Sanimax USA LLC failed to seek a required major air permit amendment and conduct air emissions modeling prior to making changes to its pollution control equipment systems in 2019 at its animal products rendering facility in South St. Paul, Minnesota.
What is a stormwater catch basin, and should I be worried about it?
The Thief River begins its course in Marshall County at Thief Lake, flowing south/southwest to converge with the Red Lake River.
The Big Fork River Watershed covers more than 1.3 million acres that include some of the state’s most pristine wilderness. The river flows north 165 miles from Dora Lake (45 miles northeast of Bemidji in north-central Itasca County) to the Rainy River, which forms the Minnesota-Canada border.
Southeastern Minnesota is characterized by an unusual type of geography called karst, where the distinction between groundwater and surface water is blurry.
Minnesota rules require that anyone installing, repairing, or removing regulated underground storage tanks be certified by the MPCA.
A stormwater system upgrade in Duluth was expanded with the help of an MPCA employee who tapped into available funding. It protects Lake Superior and can serve as an example for other cities and counties.
MPCA collects information about the sale and use of greenhouse gases with high global warming potential.
The National Crude Oil Spill Research Site near Bemidji was formed after a pipeline break released 10,000 barrels of crude oil in 1979.
Sustained efforts by cities and water management organizations have restored water quality in two Dakota County lakes.
The Rainy River - Headwaters Watershed covers nearly 1.9 million acres, starting in northern Cook and Lake Counties and flowing west/northwesterly into St. Louis County and the Canadian border waters.
Across the state, water softeners contribute significantly to chloride pollution. Here’s how to make sure your water softener isn’t sending excess salt into the environment
A gateway to common regulatory information that affects stationary engines.
Bagnado, a 25-foot-tall spinning tornado of plastic bags, will return to Eco Experience at the Minnesota State Fair
The MPCA has initiated a declaratory judgement action against the owners of the Freeway Landfill and Freeway Dump in Burnsville to protect the drinking water supply for Burnsville and Savage residents.
Demonstration/research projects (DRPs) allow permittees to explore potential beneficial uses or new methods of solid waste management through a limited-scale project.
Composting organic waste and compostable products creates a valuable product that improves soil fertility, conserves water, and reduces erosion.
Climate adaptation is about developing strategies to help human and natural systems become more resilient to the effects of climate change.
The PFAS guidance document uses an evidence-based approach that builds upon the framework and strategies presented in previous MPCA publications.
As part of the PFAS pollution prevention law called Amara’s Law, manufacturers are required to report intentionally added PFAS in products sold in Minnesota and pay a fee. The Minnesota Pollution Control Agency has extended the reporting due date to Sept. 15, 2026.