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The Minnesota Nutrient Reduction Strategy (NRS) compiles the latest science, research, and data and recommends the most effective strategies to reduce nutrients in our waters from both point and nonpoint sources.

Partner with an award-winning exhibition to engage Minnesotans with environmental ideas, challenges, and inspiration for a better future.

When leaves fall on streets, sidewalks, and other hardscapes in urban areas, they wash into the storm drains and end up in lakes and rivers where they feed algae growth. The algae then decomposes and uses up oxygen that fish and native plants need.

Underground storage tank (UST) facilities must designate owners, operators, or employees as Class A, Class B, and Class C operators.

Clean Water Fund dollars come from the Clean Water, Land and Legacy Amendment that Minnesotans approved in 2008.

The Keep It Clean campaign, a 2023 Minnesota law, and many partners working together are adding up to less garbage and waste left behind on frozen lakes.

Salt is commonly over-applied, sending too much chloride into our waterways and wreaking havoc on fish and other wildlife.

One of the most basic forms of air pollution, haze reduces visibility in many cities and scenic areas within the United States. Haze-causing pollutants come from a variety of sources, both natural and man-made, including motor vehicles, electricity generation, industrial facilities, agriculture, and wildfires.

There are two types of federal air regulations, the National Emission Standards for Hazardous Air Pollutants (NESHAPs) and New Source Performance Standards (NSPSs). Either or both regulations may…

Minnesota state agencies and local governments are working together to protect drinking water supplies.

Dentists in Minnesota must meet federal and state requirements to limit the amount of mercury in their wastewater.

Through a certificate of need process, MPCA is offering existing landfills the opportunity to expand their existing capacity.

Advising farmers about seeds, fertilizers, and other decisions, crop consultants have potential to promote sustainable practices to benefit water and soil health, and impact climate change.

Each year, Minnesotans throw away more than 850,000 tons of recyclables, worth around $153 million. Here's how we're reducing those numbers in Greater Minnesota.

MPCA's Closed Landfill Program is a voluntary program established in 1994 to properly close, monitor, and maintain Minnesota's closed municipal sanitary landfills.

$5.5 million grant from the U.S. EPA will help three Minnesota school districts partially electrify their bus fleets.

Residents' guide to stormwater permitting.

Partnerships and diversified funding drive the work to restore water quality in impaired streams in the Red Lake River Watershed through science-based interventions.

The MPCA regulates both underground and aboveground commercial storage tanks above a certain size that hold petroleum or hazardous liquids.

To help you quickly determine whether this permit affects you, what your requirements are, and what to do next, the MPCA has developed an Applicability flow chart