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The MPCA works with city and county governments, watershed districts, consultants, and others on monitoring, protecting, and restoring water quality. This is a repository of guidance and technical resources for agency partners.
The MPCA takes reasonable measures to ensure meaningful communication with individuals who are not proficient in English.
BNSF Railway Company paid a fine of $20,000 for industrial stormwater and wastewater permit violations at its Willmar facility.
Al-Corn Clean Fuel, LLC, an ethanol plant in Dodge County, paid $40,427 in fines for air permit violations.
MPCA investigation found stormwater permit violations that occurred during a construction project in 2025, with sediment-laden stormwater entering a stream at a construction site in Chaska.
Inadequate stormwater protections at a Saint Paul project have netted fines for the Minnesota Department of Transportation (MnDOT) and Bituminous Roadways.
Lange Agricultural Systems paid $12,511 for violations of both its hazardous waste and industrial wastewater permits.
Prevent costly sewer clogs by keeping grease out of sinks and by not flushing disposable wipes.
Guidance for MPCA contractor and subcontractors
Septic tank installation fees and system abandonment
Ten TMDL projects undertaken in the Lower St. Croix River Watershed to address nutrient, biota, bacteria, and other impairments.
Image Facilities with one or more aboveground storage tank (AST) with a total capacity of one million gallons or more must obtain a major facility…
Resources for wastewater clients.
Information for larger feedlot owners on the federal National Pollutant Discharge Elimination System (NPDES) and State Disposal System (SDS) permits for construction and operation permits in Minnesota.
Kathy Wagner, recipient of the 2025 Community Conservationist Award from the Minnesota Pollution Control Agency (MPCA) and Minnesota Association of Soil and Water Conservation Districts (MASWCD), discusses her personal conservation work and local environmental advocacy.
An MPCA investigation found violations related to construction of a home on Schwappauff Lake, near the town of Greenfield in Hennepin County.
MPCA investigation found that Heron Lake BioEnergy LLC exceeded its permitted limits of particulate matter (PM) and hazardous air pollutants (HAPs) at its plant in Jackson County.
Grede Foundry violated the terms of its air permit in 2024, according to a Minnesota Pollution Control Agency investigation.
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.
The MPCA is seeking public comment on a draft wastewater permit and accompanying environmental assessment worksheet (EAW) for a new regional sanitary district to serve the communities of Goodhue, Wanamingo, Zumbrota, and Pine Island.