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Image Aboveground storage tank (AST) requirements are found in Minnesota Rules, Chapter 7151. In general:new tanks and piping must be designed to…

From shorter winter ice seasons to shifting fish populations, climate change is transforming Minnesota lakes as we know them.

Ground-level ozone is a secondary pollutant formed through chemical reactions between nitrogen oxides (NOx) and volatile organic compounds (VOCs). Ozone can irritate the eyes, nose and throat,…

Carba, a Minnesota-based company focused on carbon-capture technology, took home the MPCA’s Green and Sustainable Chemistry Prize at the 2023 MN Cup

The capped emission permit is designed for non-complex facilities that do not require site-specific permit conditions.

Through this Minnesota climate smart food systems (CSFS) grant, the MPCA is soliciting proposals to distribute $7.2 million in grant funding for technical assistance and planning services to food and beverage manufacturers and organic waste processors across Minnesota.

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.

Initial screening information for a contaminant of emerging concern, beta-sitosterol.

Initial screening information for a contaminant of emerging concern, fluoxetine.

The MPCA proposes adding 46 new impaired bodies of water and removing 45 impairments from bodies of water from the IWL, the most removals in a two-year cycle since the state began the IWL program in 1992.

Details on Minnesota state contracts with businesses that provide environmental emergency response services.

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.

Most AST systems that contain liquid capable of polluting the waters of the state are subject to state rules and permits.

Composting your Halloween jack-o'-lantern is a good way to keep it out of the landfill. So is giving it to a local farmer.

Initial screening information for a contaminant of emerging concern, perfluorooctane sulfonate.

Farmers Grain, LLC, a grain elevator in Thief River Falls, paid $18,120 in fines for pumping contaminated water from their property into the city of Thief River Falls stormwater system.

The MPCA will analyze varying background sulfate levels across Minnesota, which could inform our implementation of the wild rice sulfate water quality standard.

Cleaner water is taking hold across Minnesota this Earth Day as farmers and communities scale up solutions that protect rivers, strengthen soil, and build resilience from headwaters to downstream lakes.

Dem-Con is proposing a new facility that will process organic materials through anaerobic digesters at its environmental campus in Shakopee. The project requires an environmental assessment worksheet (EAW) and an air permit from the MPCA.

Controlling phosphorus is an important part of protecting Minnesota waters.