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Tools and materials for partners and stakeholders interested in minimizing the impact of chloride on Minnesota lakes, rivers, and groundwater.

Answers to common questions about the Construction Stormwater Permit application

Tools to help small businesses determine if they need an air emissions permit and/or track compliance with their current air emissions permit.

The StormReady designation recognizes the MPCA’s commitment to emergency management planning and continuity of operations during an emergency.

The MPCA issued the most recent municipal stormwater general permit (MNR040000) in November 2020.

Training resources for feedlot officers in Minnesota.

The U.S. EPA approved Minnesota's Statewide Mercury Total Maximum Daily Load study in March 2007.

Every Minnesotan — regardless of income, race, ethnicity, color, or national origin — has the right to healthy air, sustainable lands, clean water, and a better climate.

Four watershed scientists had an article published in LakeLine magazine. They report on 20 years of success getting lakes cleaned up.

The MPCA has actively been developing methods and building capacity to improve our ability to monitor and assess wetlands to protect and restore them.

Complaints of discrimination will be investigated

Designing stormwater systems to handle the challenges of climate change differs in every community across the state. Here’s how one community is meeting that challenge

The MPCA is offering rebates to small businesses across the state to buy and sell lead-free fishing tackle, part of the state’s Get the Lead Out program

Groundwater is not a static thing, but moves around in the layers of rock and soil beneath our feet. How does this affect the work to treat contaminated groundwater and protect drinking water?

To ensure that every person in Minnesota has healthy air to breathe, the MPCA studies, monitors, and regulates air pollutants, primarily in three categories: criteria pollutants, air toxics, and greenhouse gases.

The Precision Plating site in north Minneapolis was formerly home to a metal plating facility where solvents and metals were released into the soil and groundwater.

BALMM emphasizes land use practices to improve or protect water quality, particularly in the areas of watershed management, aquifer protection and floodplain management.

In karst landscapes, the distinction between groundwater and surface water is blurry.

Addressing excess nutrient levels in Lake Pepin based on the site-specific water quality eutrophication criteria for the lake developed by the MPCA.

Information about the work to clean up the pollution from over 100 years of unregulated development and industrial practices.