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From the days when raw sewage flowed into rivers and lakes, Minnesota’s water bodies have come a long way. However, there is still work to be done in the restoration and protection of our waters.
Improving water quality in Lake George has required treating phosphorus in the water and filtering pollutants out of urban stormwater.
Some facilities may have air emissions low enough to qualify as "insignificant," and not be required to have an air permit.
Minnesota industrial facilities that are required to submit Form R reports for Toxic Release Inventory (TRI) chemicals under the state and federal Emergency Planning and Community Right-to-Know Act (…
In karst landscapes, the distinction between groundwater and surface water is blurry.
The MPCA must complete assessments to gather critical information too inform the development of the EPR program statewide.
BALMM emphasizes land use practices to improve or protect water quality, particularly in the areas of watershed management, aquifer protection and floodplain management.
The Clean Water Act established the framework for creating water quality standards and continues to help us protect Minnesota's prized lakes and rivers.
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…
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.
Kathy Wagner, recipient of the 2025 Community Conservationist Award from the Minnesota Pollution Control Agency (MPCA) and Minnesota Association of Soil and Water Conservation Districts (MASWCD), discusses her personal conservation work and local environmental advocacy.
Minnesota has enacted laws to end avoidable uses of PFAS in Minnesota by 2032.
Minnesota law requires that people notify the MPCA (through the Minnesota Duty Officer) immediately when more than five gallons of petroleum or any amount of any substance under their control is released into the environment that could cause pollution of waters of the state.
As part of the MN Cup competition, MPCA offers a Sustainable Chemistry Prize of $10,000 to technologies and products that were designed using one or more green chemistry principles or that demonstrate safer or more sustainable chemistry than those already on the market.
During the 2023 legislative session, legislators passed more than a dozen funding and policy proposals to address food waste, organics, recycling market development, and wood waste.
Industrial stormwater steps to compliance Step 6: Meet requirements
Excess phosphorus is harming Minnesota waters. Phosphorus comes from both regulated and non-regulated sources. A quarter of Minnesota lakes have high levels of phosphorus, which means that they do…
Significant restoration work by organizations in the area have made the south branch of the Buffalo River a water-quality success story.
The enduring nature of PFAS in the environment makes it important to give special consideration to products containing PFAS when it comes time to throw them out.
Spring is the time for awakening gardens from their slumber and cleaning up the yard. It’s also a good time to start thinking about a backyard compost pile. Here’s how to build one that’ll enhance soil health and that your neighbors won’t mind.