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

Wastewater treatment plant in Elk River paid a $15,000 fine for consistently discharging fecal coliform and phosphorus into nearby Tibbets Brook.

The MPCA has begun work to implement a groundbreaking new law to remedy Minnesotans’ disproportionate exposure to pollutants.

Under the new EPR program, Minnesota is phasing out all product packaging sold in our state that is not refillable, reusable, recyclable, or compostable by 2032.

Green and safer product chemistry is formulating or designing a new product (or reformulating an existing one) to reduce harmful environmental, workplace, human health, and energy use effects over the product's entire life cycle.

Volunteer water monitors collect valuable data used by agencies and organizations across the state to protect and manage Minnesota’s waters.

The Nemadji River watershed spans the Minnesota-Wisconsin border and covers nearly 1.2 million acres.

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.

Homeowners association’s wastewater treatment plant in Elk River pays civil penalty for discharges of pollutants into an impaired water body.

Permit addresses the most common causes of contaminated groundwater, including releases of petroleum, volatile organic compounds, and other hazardous substances.

The Minnesota portion of the Roseau River watershed covers 774,197 acres; an additional 594,560 acres are across the U.S. border in Canada.

The Red River of the North - Grand Marais Creek watershed covers 298,264 acres and is part of the Red River Basin in northwestern Minnesota and southeastern North Dakota.

The Lower Red River watershed (also known as the Red River of the North - Tamarac River) drains an area of 281,000 acres, including parts of Kittson, Marshall, and Roseau counties.

The Crow Wing River Watershed is located in north-central Minnesota and covers approximately 1,946 square miles within the counties of Becker, Cass, Clearwater, Crow Wing, Hubbard, Morrison, Otter Tail, Todd, and Wadena.

Regulatory certainty is an incentive for municipalities that will employ biological nutrient removal in their wastewater treatment technology, and that are willing to accept a nitrogen limits in…

Chloride is a problem for wastewater facilities and stormwater permittees.

The MPCA regulates the design, construction, and operation of treatment facilities for municipal and industrial wastewater in Minnesota.

Requirements for discharges from a project site and/or management control site(s).

Minnesota samples a network of shallow monitoring wells designed to provide early detection of contamination in the groundwater.

Improper land application led to manure-contaminated runoff draining into a ditch and stream, causing potential for harm to aquatic life.