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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.
Chemicals in the air toxics emission inventory.
MPCA's recommended review criteria for wastewater treatment facilities that need to perform system maintenance that requires approval to bypass untreated or partially treated domestic wastewater.
The MPCA regulates waste, recycling, and disposal activities in Minnesota. MPCA permits are required for the design, construction, and operation of solid waste management facilities where storage, collection, transportation, processing or reuse, conversion, or disposal of solid waste occurs.
MPCA online services give users online access to apply for permits and licenses, submit required information, and pay fees and invoices.
Less than three years after Minnesota passed the country's first ban on TCE, a carcinogenic solvent, facilities around the state have removed it from their processes.
The kind of permit a facility needs depends on how much air pollution the facility could emit based on its equipment or processes.
This page provides assistance for local units of government with development and implementation of their SSTS program.
Environmental information and permits that affect businesses using boilers.
The MPCA library provides access to the agency's curated collection of environmental information for agency employees, external professionals, and the public.
A 2008 law requires the MPCA to analyze and consider “cumulative levels and effects of past and current pollution” for air permits in a specific part of south Minneapolis.
MPCA is offering approximately $250,000 in grant funding to help Minnesota governments, businesses, institutions, and organizations address two specific needs: waste reduction/reuse and toxic products prevention.
The Lower Red River Watershed (also known as the Red River of the North - Tamarac River) drains an area of 281,000 acres, including parts of Kittson, Marshall, and Roseau counties.
Environmental information and resources for the automotive industry
Guidance for submitting data to MPCA Remediation Division programs: Superfund, Site Assessment, Petroleum Remediation, Brownfields, RCRA Remediation, Closed Landfill, and Integrated Remediation.
Facilities in specific industries that store materials, waste, or equipment outdoors are subject to industrial stormwater regulations administered by the MPCA.
Environmental information and permits that affect businesses using stationary engines or generators.
MPCA and MDH statement on the U.S. EPA's maximum contaminant levels for PFAS in drinking water.
MPCA's environmental review process for feedlots operates according to the rules of the Environmental Quality Board.
Minnesota rivers are shrinking in the drought; some have their lowest flows in decades. What will be the long term effects?