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The Chippewa River Watershed covers 2,085 square miles and drains portions of eight counties in west central Minnesota.
News releases and featured stories from the Minnesota Pollution Control Agency
Ten TMDL projects undertaken in the Lower St. Croix River Watershed to address nutrient, biota, bacteria, and other impairments.
Partnerships and diversified funding drive the work to restore water quality in impaired streams in the Red Lake River Watershed through science-based interventions.
Seventeen TMDL projects undertaken in the Lower Minnesota River Watershed, to address nutrient, turbidity, fecal coliform, chloride, and other impairments.
Status of total maximum daily load (TMDL) projects in Minnesota.
Thirty TMDLs undertaken in the Mississippi River - Twin Cities Watershed to address excess nutrients, turbidity, bacteria, and more.
Information about the work to clean up the pollution from over 100 years of unregulated development and industrial practices.
The Little Fork River Watershed covers nearly 1.2 million acres, the main stem flowing 160 miles through north-central St. Louis County and heading northwest into Koochiching County. It flows more northerly until it reaches its confluence with the Rainy River about 11 miles west of International Falls.
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 St. Louis River Watershed covers 3,584 square miles at the head of the Great Lakes and represents the extreme headwaters of the St. Lawrence River.
The Lower Rainy River Watershed is composed of a conglomeration of tributaries to the Rainy River, from International Falls and west to the Rainy River's pour point at the Lake of the Woods.
The Leech Lake River Watershed consists of approximately 854,659 acres (1,335 sq. miles) in the northern part of the Upper Mississippi River Basin. The watershed includes parts of Beltrami, Cass, and Hubbard counties and the Leech Lake Reservation (Leech Lake Band of Chippewa).
PolyMet Mining plans to develop a mine and processing plant to extract copper, nickel, and precious metals.
One of 12 major watersheds of the Minnesota River Basin, the Watonwan River Watershed covers 878 square miles in south-central Minnesota.
Enbridge Energy is continuing restoration work around its new Line 3 crude oil pipeline across Minnesota. The new line replaces an aging Line 3 and began operating in October 2021, after Enbridge completed the project’s construction phase.
The Minnesota River - Headwaters Watershed covers 487,015 acres in the Prairie Parkland ecoregion of southwestern Minnesota. Portions of Traverse, Big Stone, Swift, Lac qui Parle, Stevens, and Chippewa counties drain the watershed.
Demonstration/research projects (DRPs) allow permittees to explore potential beneficial uses or new methods of solid waste management through a limited-scale project.
MPCA investigation shows the city violated its wastewater permit in Freeborn County from April 2021 to April 2023.
The St. Louis River Mercury TMDL will determine mercury reductions needed for lakes and rivers in the St. Louis River watershed.