Search

PolyMet Mining plans to develop a mine and processing plant to extract copper, nickel, and precious metals.

Create an editable spreadsheet with the information indicated below. Each step in your calculations needs to be clear and easy to follow.Facility informationProvide the facility information listed on…

The MPCA studies, monitors, and regulates water pollutants to protect human health and the environment. Minnesota water quality standards strives to protect water for use, measures health of waters, and guides limits on what regulated facilities can discharge to surface waters.

In Minnesota, wastewater treatment operators must be certified to ensure that facilities meet operational requirements.

The Mississippi River - Winona Watershed covers 419,200 acres in the southeast Minnesota counties of Wabasha, Winona, and Olmsted. A majority of the watershed is cropland, with forest and grassland covering large portions as well.

To commemorate the 2023 fish sampling season, Martha Young enlisted her mother to create a piece of seed art that will go on display at the 2024 Eco Experience

Minnesota’s air currently meets all federal air quality standards. However, even levels of air pollution below the standards can affect people’s health, including levels currently found in parts of Minnesota.

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

Frequently asked questions about SSTS certification and licensing.

The Root River starts as a drainage ditch in Mower County, then winds 81 miles from intensely farmed areas through more wooded, rolling terrain, and finally empties into the Mississippi River south of La Crosse, Wisconsin.

Every two years, MPCA creates a list of impaired waters in the state that do not meet water quality standards.

The Snake River Watershed is located north of the Twin Cities in the St. Croix River Basin and encompasses 1,006 square miles in five counties: Aitkin, Kanabec, Mille Lacs, Pine, and Isanti.

Long-term lake management considers the unique environmental, cultural, and biological factors affecting the lake and sets a priority on finding lasting solutions.

Online tool showing Minnesota waters failing to meet one or more water quality standards.

Businesses with low levels of actual emissions can submit a simplified permit application and obtain a registration permit, with greater flexibility to make changes as long as they continue to maintain permit requirements.

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

Image Although Minnesota is rich in lakes and streams, Lake Superior is easily the most spectacular waterbody in Minnesota. Despite its immense size…

This permit aims to reduce phosphorus discharged by point sources to the Minnesota River Basin. This webpage contains links to the permit and its associated forms and fact sheets.

The Rapid River watershed covers 573,060 acres in northern Minnesota. Over 79% of the land in the watershed is owned or managed by state entities.

Volunteer-collected data are regularly used in decision-making and conservation efforts. Find a program that excites you and join in.