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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.
The Rainy River - Headwaters watershed covers 1,890,689 acres, starting in northern Cook and Lake Counties and flowing west/northwesterly into St. Louis County and the Canadian border waters.
The MPCA issued a new air quality permit for this manufacturing facility in White Bear Township.
The Minnesota River-Mankato watershed covers 861,886 acres across Cottonwood, Brown, Redwood, Renville, Sibley, Nicollet, Blue Earth, and Le Sueur counties in south-central Minnesota.
The Rainy River - Rainy Lake watershed covers 583,791 acres. Open water makes up 75,815 of those acres and wetlands occupy another 84,851 acres. The watershed is 64% in St. Louis County and 36% in Koochiching County. The northern boundary is part of the international border waters with Ontario, Canada.
The Lower Minnesota River watershed includes the lowest reach of the Minnesota River and flows into the Mississippi at Fort Snelling. The second-largest watershed in the Minnesota River Basin, it covers 1,760 square miles, divided by the Minnesota River itself.
Systems to treat drinking water have been installed to address groundwater contamination in two St. Louis Park and three Edina municipal wells.
Countless bacteria can be found in land, water, humans, and animals. Most bacteria are beneficial, serving as food for larger organisms and playing critical roles in natural processes such as organic…
1,4-dioxane was mainly used as a stabilizer for chlorinated solvent 1,1,1-trichloroethane. 1,4-dioxane can also be an unintended contaminant in the production of certain products, including some…
The East Fork Des Moines River watershed covers 839,518 acres, which includes Minnesota's Martin and Jackson counties.
The Nemadji River watershed spans the Minnesota-Wisconsin border and covers nearly 1.2 million acres.
Some pollutants attach to suspended particles in the water and subsequently settle out to the bottom sediment. At elevated concentrations, contaminated sediments can contribute to fish…
The MPCA is investigating the source of the chemical 1,4-dioxane in private wells in Gem Lake.
The chemical 1,4-dioxane, a likely carcinogen, was found in private wells near Bunker Lake Blvd. and Crosstown Blvd.
The Thief River begins its course in Marshall County at Thief Lake, flowing south/southwest to converge with the Red Lake River.
The Vermilion River watershed, located within northern St. Louis County, covers 662,427 acres, or 1,035 square miles.
The Mississippi River - La Crescent Watershed drains 95 square miles in Houston and southeast Winona counties, an area defined by wooded bluffs and spring-fed cold-water streams that flow directly to the Mississippi River.
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.
The Otter Tail River watershed encompasses three different ecoregions, covering more than 1.2 million acres in west-central Minnesota.
Heavy metals are an ill-defined group of inorganic chemical hazards that include lead, chromium, arsenic, and cadmium. They may leach into soil and water from industrial sites, mines or…