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Nitrogen, like phosphorus, is a nutrient that pollutes in state waters, and its concentration in many rivers has been increasing from historic natural levels over time due to human influences.…
Water scientists from the MPCA published four watershed reports in 2025, updating the data we need to keep Minnesota’s waters clean and protected.
MPCA’s community air monitoring pilot grant program will provide $4.85 million to build more networks of community air sensors in the Twin Cities metro area.
MPCA staff toured three farms in southeastern Minnesota. The purpose of external communications is to show that the agency cares about education and outreach, and we get out in the field to learn on site.
Composting organic waste and compostable products creates a valuable product that improves soil fertility, conserves water, and reduces erosion.
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 MPCA investigates sites where hazardous substances have been or could be released to identify risks and appropriate remediation plans.
Minnesota GreenCorps member Heidi Blum focused on waste reduction and recycling in Edina, Minnesota.
MPCA investigation determined Derek Vekich committed stormwater and wetland violations in 2024.
For National Farmers Day, a profile of pork and crop farmer Randy Spronk of Edgerton, Minnesota, and his sustainable ag practices.
Francesca Crego, or Frannie, fondly recalls bike rides along the Mississippi River’s edge with her family. Growing up in the city, Frannie appreciated the feeling of mysticality brought by the river’…
Partnerships and diversified funding drive the work to restore water quality in impaired streams in the Red Lake River Watershed through science-based interventions.
Heartland Corn Products failed emission stack tests in November 2021 and February 2022 for volatile organic compounds and particulates at its ethanol production facility in Winthrop, Minn.
Failed to obtain a construction stormwater permit prior to beginning construction and allowed sediment to discharge to wetlands as they built The Meadows housing development in Otsego, Minnesota.
MPCA permits are required for extensions, additions, or other modifications to sanitary sewer collection systems that result in new or increased discharges of pollutants.
Central Specialties Inc., based in Alexandria, violated several air permit conditions between 2021 and 2023 for its mobile hot-mix asphalt facility stationed at various locations around the state. Violations included failing to properly maintain pollution control equipment and inadequate recordkeeping and reporting.
MPCA and the Minnesota Department of Health continue to sample private residential wells, municipal wells, and non-community public wells (e.g., small businesses, churches, schools) in the East Metro area for per- and polyfluoroalkyl substances (PFAS)
Climate adaptation identifies strategies and actions that help human and natural systems cope with and become more resilient to the impacts of climate change.
Public invited to comment on draft guidance A fish kill at Trout Valley Creek near Minneiska. The Minnesota Pollution Control Agency (MPCA) today released a…
The Minnesota GreenCorps program, coordinated by the MPCA, aims to preserve and protect Minnesota’s environment while training a new generation of environmental professionals.