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Permits help the MPCA protect the environment.
The general permits related to wastewater in Minnesota.
The air emissions breakdown/shutdown notification form is required by rule to prevent endangerment of human health or the environment.
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.
Recent air permits issued by the MPCA can be found in What's in My Neighborhood. The tool does not currently include all previously issued air emissions permits. All air emissions permits issued by…
MPCA municipal wastewater permit staff
The Minnesota Pollution Control Agency (MPCA) is expanding the ways we learn and understand the effects of pollution on communities and the environment by incorporating lived experiences into our air…
Pesticide NPDES Permit Steps to Compliance Step 2: submit a notice of intent
Complying with the MS4 general permit
Cities fined over $12,000 apiece for municipal wastewater violations
Image Stormwater has an enormous impact on water quality in Minnesota, whether it's runoff from farm fields or from urban hardscapes. Rain and snow…
This permit aims to reduce phosphorus discharged by point sources to the Minnesota River Basin. This webpage contains links to the permit and its associated forms and fact sheets.
An MPCA investigation determined that General Mills violated state rule at its oat processing facility in Fridley on several occasions from 2019 through 2023.
As part of our commitment to continuous improvement, transparency, certainty, and customer service, the MPCA is improving the way we track and administer permits. These efforts are part of periodical…
Any facility that emits air pollutants above certain levels is required to have an air quality permit.
MPCA investigators say West Fraser paid a fine of $15,775 for air permit violations at their facility in Solway.
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.
Pesticide NPDES permit steps to compliance: Terminating pesticide permit
From 2023-2025, Northshore Mining released recycled water to the ground seven times and water relating to mining processes four times. Its largest unpermitted release was nearly 400,000 gallons of recycled water. Northshore Mining has documented equipment failure as the reason for the 11 releases.
Guidance on NPDES/SDS construction stormwater requirements