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A water quality variance is a temporary change in a state's water quality standard for a specific pollutant and its relevant criteria, allowing deviation from meeting a water quality-based effluent limit for a particular discharger.
The Minnesota Pollution Control Agency has issued an air quality alert for west central, north central, northwest, and central Minnesota. The alert takes effect at 6 a.m. on Saturday, May 31 and runs until 6 p.m. on Sunday, June 1. Air quality is expected to reach the red AQI category which is unhealthy for everyone.
The MPCA fined West Fraser Forest Products $24,750 for exceeding the total amount of hazardous air pollutants (HAPs) allowed by the air permit for the company’s Solway facility from January 2024 to January 2025.
Demonstration/research projects (DRPs) allow permittees to explore potential beneficial uses or new methods of solid waste management through a limited-scale project.
Under the Minnesota Electronics Recycling Act, the MPCA wishes to shift the responsibility for paying for collection and recycling of "covered electronic devices" away from the public sector, specifically local government.
The Minnesota Pollution Control Agency (MPCA) has continued an air quality alert for west central and northwest Minnesota. The alert runs until 11 p.m. on Tuesday, July 15. Air quality is expected to reach the orange AQI category which is unhealthy for sensitive groups.
The Minnesota Pollution Control Agency (MPCA) has issued an air quality alert for north and central Minnesota. The alert runs until 11 p.m. on Wednesday, July 30. Fine particle levels are expected to reach the red air quality index (AQI) category, a level considered unhealthy for everyone, across north central, northwest, northeast, and east central Minnesota, and the orange AQI category, a level considered unhealthy for sensitive groups, across central, east central, west central, north central, and northwest Minnesota.
Across the state, water softeners contribute significantly to chloride pollution. Here’s how to make sure your water softener isn’t sending excess salt into the environment
The Minnesota Pollution Control Agency places members with host sites throughout Minnesota each year. Members serve full-time for 11 months (Sept. 2026 through Aug. 20227) at environmental nonprofits, government agencies, and educational institutions.
Elevated levels of trichloroethylene (TCE) are present in soil, soil vapor, and groundwater around this site in New Hope.
The Minnesota Pollution Control Agency (MPCA) has issued an air quality alert all of Minnesota through 9 a.m. on Tuesday, Aug. 12. The maximum air quality index category for the area is red, which is unhealthy for everyone.
Under the federal Clean Water Act, states must designate beneficial uses for all waters and develop water quality standards to protect each use.
Ready-to-run meteorological data suitable for AERMOD.
The MPCA has actively been developing methods and building capacity to improve our ability to monitor and assess wetlands to protect and restore them.
The MPCA and Minnesota Department of Natural Resources (DNR) today released a drinking water supply plan for the 14 communities impacted by 3M’s PFAS contamination in the East Metro.
Minnesota’s policy is to eliminate or reduce the use, generation, and release of toxic pollutants and hazardous wastes at their source.
The MPCA solicited project proposals to distribute $10 million to communities for projects to prepare local wastewater infrastructure for the impacts of climate change. These projects are specifically meant to protect water quality and increase resilience.
The MPCA’s role in regulating data centers The MPCA ensures data centers meet strong environmental standards to protect our air, water, and the health of Minnesotans. We monitor and regulate…
The Minnesota Pollution Control Agency (MPCA) has issued an air quality alert for east central, north central, northwest, and northeast Minnesota. The alert takes effect 1 p.m. on Saturday, July 19, and runs until 9 a.m. on Monday, July 21. Air quality is expected to reach the red AQI category, which is unhealthy for everyone.
Water quality trades that have been arranged in Minnesota illustrate many opportunities to enhance pollution reduction efforts while offering flexibility and cost savings to regulated municipalities and industries.