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Pretreatment by commercial facilities and other non-domestic wastewater sources removes harmful pollutants before the wastewater is discharged to a municipal sewer system. The U.S. EPA has delegated MPCA the authority to approve pretreatment programs at the local level and oversee statewide pretreatment activities.
Some permittees are receiving phishing attacks claiming to be from the EPA. How to spot a phishing attack and what to do about it.
Industrial Stormwater Steps to Compliance - Step 5: Gather application materials before applying, use the e-Service to apply or modify coverage
Application forms and instructions for applying for wastewater permits.
Tools to help small businesses determine if they need an air emissions permit and/or track compliance with their current air emissions permit.
The MPCA and its many partners collect a wide variety of data on environmental conditions and pollution sources.
Researchers collect samples of sediment from the bottom of Lake of the Woods in 2024. (Photo courtesy of St. Croix Watershed Research Station) After years of study…
Partnerships and diversified funding drive the work to restore water quality in impaired streams in the Red Lake River Watershed through science-based interventions.
This page provides assistance for local units of government with development and implementation of their SSTS program.
The kind of permit a facility needs depends on how much air pollution the facility could emit based on its equipment or processes.
Investments in electric vehicle charging stations around Minnesota.
Water softeners produce much of the chloride that pollutes Minnesota’s waters. An MPCA grant aims to reduce that pollution with water softener replacement rebate programs.
The MPCA developed the Wastewater Nitrogen Reduction and Implementation Strategy to decrease the wastewater sector’s nitrogen loads for the protection and restoration of bodies of water in and downstream of Minnesota.
Biosolids that will be applied to land must meet strict regulations and quality standards.
Robyn Dwight is the 2024 winner of the Community Conservationist Award given by the Minnesota Association of Soil and Water Conservation Districts and MPCA. She helped expand Keep It Clean, which keeps garbage off lake ice.
Bagnado, a 25-foot-tall spinning tornado of plastic bags, will return to Eco Experience at the Minnesota State Fair
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.
Environmental information and resources for the aggregate industry.
The MPCA provides workshops and conferences to help solid waste landfill operators get certified and stay up to date.
Image In Minnesota, 2,469 schools serve more than 898,000 K-12 students and employ thousands of teachers and staff. An MPCA study found that Minnesota…