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In 2009, a federal court ruled that NPDES permits were required for all biological and chemical pesticide applications that leave a residue in water when applications are made in, over, or near waters of the United States.
Image The goal of the MPCA's regulatory programs covering hazardous substances and solid waste is to prevent contamination of land, water, and air by…
Tools to help small businesses determine if they need an air emissions permit and/or track compliance with their current air emissions permit.
To help you quickly determine whether this permit affects you, what your requirements are, and what to do next, the MPCA has developed an Applicability flow chart
Bagnado, a 25-foot-tall spinning tornado of plastic bags, will return to Eco Experience at the Minnesota State Fair
James Wooton puts his scuba diving skills to work monitoring for aquatic invasive species in Otter Tail County lakes.
Instructions for preparing for and completing the online exam for underground storage tank operator certification.
Each year, MPCA hires seasonal positions to assist with biological monitoring of streams and wetlands during the summer months.
Composting your Halloween jack-o'-lantern is a good way to keep it out of the landfill. So is giving it to a local farmer.
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.
Keep It Clean focuses on the growing problem of garbage and human waste left on the ice by anglers and other visitors during ice fishing season.
POET Biorefining-Glenville LLC violated several air permit conditions between 2018 and 2023 at its ethanol production facility in Albert Lea, Minn. The facility emitting more particulate matter and volatile organic compounds than allowed by permit over the course of five years.
Residents' guide to stormwater permitting.
Create an editable spreadsheet of details about your facility to make calculations of emissions.
The Precision Plating site in north Minneapolis was formerly home to a metal plating facility where solvents and metals were released into the soil and groundwater.
The capped emission permit is designed for non-complex facilities that do not require site-specific permit conditions.
General permit intended for facilities using processes including abrasive blasting, brazing, catalytic or thermal oxidizers, dip tanks, injection molding, resin and gel coating, spraying and coating activities, and welding.
The MPCA works with partners throughout Minnesota each year to gauge the health of waters and identify stressors that harm fish and other aquatic life.
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…
Two small creeks in the Nemadji River watershed are cleaner, and some fish have returned, after restoration work that the MPCA took part in.