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The Mississippi River - Twin Cities Watershed is 656,990 acres and lies almost entirely in the North Central Hardwoods Forest ecoregion in the Mississippi River Basin. The watershed contains 1,320 stream miles and 380 lakes. More than 1.8 million people live in this watershed.
A watershed is the area of land where all of the water that drains off of it goes into the same place — a river, stream or lake.
Facilities that have site-specific state implementation plan (SIP) requirements may make changes to their operations that require changes to either their Administrative Order or Title I SIP…
What is a stormwater catch basin, and should I be worried about it?
Grede Foundry violated the terms of its air permit in 2024, according to a Minnesota Pollution Control Agency investigation.
Kathy Wagner, recipient of the 2025 Community Conservationist Award from the Minnesota Pollution Control Agency (MPCA) and Minnesota Association of Soil and Water Conservation Districts (MASWCD), discusses her personal conservation work and local environmental advocacy.
Stakeholders affected by the Minnesota Electronics Recycling Act must be registered with the MPCA.
Increased rainfall from climate change damages river water quality, which in turn damages fishing and recreation.
All facilities with air permits must submit an annual emissions inventory report to the MPCA that tracks actual emissions of major pollutants at that facility.
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.
Ardent Mills LLC, a flour mill in Lake City, paid $10,200 for air permit violations.
Trichloroethylene (TCE) is a man-made chemical commonly found in wood finishes, glues and adhesives, paint or paint removers, and spot and metal cleaners. Exposure can have significant effects…
The Bois de Sioux River Watershed covers 718,685 acres, and includes the drainage basins of Lake Traverse and the Bois de Sioux River.
The East Fork Des Moines River Watershed covers 839,518 acres, which includes Minnesota's Martin and Jackson counties.
The MPCA solicited applications for approximately $630,000 in grants to replace old diesel school buses with new models fueled by diesel, propane, or natural gas.
The Lake Superior - North Watershed covers over 1 million acres in the Northern Lakes and Forest ecoregion.
The MPCA will establish a pilot program providing financial assistance to eligible applicants for the purchase of landscaping and snow-removal equipment powered exclusively by electricity.
Cleaner water is taking hold across Minnesota this Earth Day as farmers and communities scale up solutions that protect rivers, strengthen soil, and build resilience from headwaters to downstream lakes.
Perchloroethylene or tetrachloroethylene (PCE or Perc) is chlorinated solvent used in a variety of processes as a solvent and degreaser. When released in the environment, some PCE will evaporate…
An air emission permit is a legal document that describes how a facility must operate to meet state and federal air regulations, and to minimize the impact of air emissions on people and the…