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MPCA permits are required for extensions, additions, or other modifications to sanitary sewer collection systems that result in new or increased discharges of pollutants.
Pesticide NPDES permit steps to compliance Step 4: Report adverse pesticide incidents
State experts anticipate an active summer for air quality alerts with recurring ozone and wildfire smoke events
The Minnesota Pollution Control Agency (MPCA)’s draft wastewater permit for the 3M facility at Cottage Grove adds new water quality protections for the Mississippi River and improves accountability through monitoring and reporting requirements. The draft permit is one of the most rigorous in state history and mandates the removal of certain per- and polyfluoroalkyl substances (PFAS) to levels below detection.
The MPCA is planning new rules governing air quality. The main purpose is to adopt new rules to implement and govern regulation of facilities that emit air toxics.
Biosolids that will be applied to land must meet strict regulations and quality standards.
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 MPCA provides workshops and conferences to help solid waste landfill operators get certified and stay up to date.
The MPCA and the U.S. Environmental Protection Agency (EPA) are working together on an enforcement investigation to address elevated lead emissions at Federal Ammunition in Anoka.
The MPCA's Petroleum Remediation Program addresses risks to people and the environment from contamination caused by leaking petroleum storage tanks.
Minnesota has a new law that prohibits nonessential use of per- and polyfluoroalkyl substances (PFAS).
When leaves fall on streets, sidewalks, and other hardscapes in urban areas, they wash into the storm drains and end up in lakes and rivers where they feed algae growth. The algae then decomposes and uses up oxygen that fish and native plants need.
Environmental information and permits that affect businesses that paint, coat, or strip surfaces.
Minnesota is a national leader in keeping mercury out of the environment.
Chloride is a problem for wastewater facilities and stormwater permittees.
The Keep It Clean campaign, a 2023 Minnesota law, and many partners working together are adding up to less garbage and waste left behind on frozen lakes.
The MPCA regulates the design, construction, and operation of treatment facilities for municipal and industrial wastewater in Minnesota.
The Blue Earth River begins in northern Iowa and meets with the West Branch Blue Earth River in Faribault County. The watershed includes parts of eight counties in southern Minnesota and four in northern Iowa.
Information will support the phase out of nonessential use of “forever chemicals” in Minnesota
The MPCA is investigating the source of the chemical 1,4-dioxane in private wells in Gem Lake.