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A stormwater system upgrade in Duluth was expanded with the help of an MPCA employee who tapped into available funding. It protects Lake Superior and can serve as an example for other cities and counties.

The disposable wipes toolkit includes free, customizable communications resources to help communities inform their residents about the hazards of flushing disposable wipes.

Answers to frequently asked questions about compliance and MPCA's enforcement of environmental rules in Minnesota.

Smart Salting is a suite of techniques that minimize the environmental and economic impacts of chloride while still meeting public needs.

For more than 50 years, volunteers have gathered critically important water clarity data on Minnesota lakes and streams.

Controlling phosphorus is an important part of protecting Minnesota waters.

News releases and featured stories from the Minnesota Pollution Control Agency

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.

Medicines flushed down the drain can contaminate water, which can hurt fish and other aquatic wildlife, and end up in our drinking water.

While hundreds of fish kills occur in Minnesota every year, mostly in lakes and ponds, fish kills on trout streams in southeast Minnesota are much less common.

Minnesota participates in this statistical survey of the condition of our nation's lakes, ponds, and reservoirs.

The Lower St. Croix Watershed covers 585,735 acres and is located in northwest Wisconsin and east-central Minnesota.

Thanks to years of restoration efforts, the MPCA confirmed the Kabekona River meets water quality standards for recreation and proposed its removal from the 2026 impaired waters list.

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…

The MPCA works with partners throughout Minnesota each year to gauge the health of waters and identify stressors that harm fish and other aquatic life.

Regular people are pretty good at judging water quality, and new research from the Minnesota Pollution Control Agency (MPCA) proves it.

Located in south-central Minnesota, the Le Sueur River flows 111 miles through a gently rolling landscape, most of it farmland, until it cuts down through high bluffs to the Blue Earth River.

Join the celebration! We look forward to highlighting Minnesota’s clean water successes and invite you to use our 50th anniversary art and branded graphics.

Less than three years after Minnesota passed the country's first ban on TCE, a carcinogenic solvent, facilities around the state have removed it from their processes.

In Minnesota, backyard burning is illegal for most homeowners. Change disposal habits to protect human health and reduce pollution.