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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.

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.

Best practices for SSTS installations drafted by St. Louis County, Minn., in 2008 based on the experiences of SSTS installers and inspectors.

Minnesota rivers are shrinking in the drought; some have their lowest flows in decades. What will be the long term effects?

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

When workers at The Lawn Barber in Elysian start up their electric mowers, they appreciate more than the quiet hum. They also appreciate the extra time the crew earns…

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.

Stormwater runoff is a leading source of water pollution, and the state general permit is designed to reduce the amount of sediment and other pollutants entering state waters.

Environmental information for craft breweries, distilleries, wineries, and cideries, and for home brewers who want to start commercial production.

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.

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

A training and certification program for evaluating aquatic life in Minnesota’s rivers and streams.

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.

The northeast region of Minnesota is home to the state’s metallic mining industry. The "Iron Range" has a history of iron ore (“ferrous”) mining dating back to the late 1800s and includes the large…

MPCA evaluates water quality by measuring and monitoring the health of fish, macroinvertebrates, and plants.

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

The MPCA provides climate change technical assistance to Minnesotan, including one-on-one consultation or small group facilitation, to assess current capacity, build on strengths, and address underlying needs.