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Sanimax USA LLC failed to seek a required major air permit amendment and conduct air emissions modeling prior to making changes to its pollution control equipment systems in 2019 at its animal products rendering facility in South St. Paul, Minnesota.
The MPCA enforces federal and state requirements for air quality permitting.
Determine if your facility requires an air permit and, if so, which permit type may be the best fit for your business.
Roundup of key environmental justice laws passed by the Legislature in 2023
The MPCA fined West Fraser Forest Products $24,750 for exceeding the total amount of hazardous air pollutants (HAPs) allowed by the air permit for the company’s Solway facility from January 2024 to January 2025.
Standard operating procedures (SOPs) reflect how agency staff and contracted partners complete agency-funded field activities.
The MPCA strives to ensure all people in Minnesota have clean air, regardless of where they live or work.
The MPCA has a mobile air monitoring program that allows the agency to respond faster to community air quality concerns across the state. The mobile air monitor collects data in areas where permanent…
Waterways in the northeastern part of the state are generally in better condition than those in the southern, central, and western regions.
The MPCA provides financial and technical assistance to local government and other water resource managers to address nonpoint-source water pollution.
Hutchinson Utilities exceeded its permit limit for particulate matter during an air quality performance test. High levels of particulates are known to cause environmental harm and health problems.
MPCA investigators say West Fraser paid a fine of $15,775 for air permit violations at their facility in Solway.
Projects to prioritize environmental justice areas
Create an editable spreadsheet of details about your facility to make calculations of emissions.
MPCA investigation in 2025 found that Sheldahl Flexible Technologies submitted incorrect permit applications and failed to obtain MPCA approval prior to installing or modifying three pieces of industrial mixing equipment.
Groundwater is the source of drinking water for about 75% of all Minnesotans and provides almost all of the water used to irrigate crops. Its purity and availability is critical to the health of the state.
Cumulative impacts are the combined effects of current and past pollution and other stressors and how they impact the health, well-being, and quality of life of residents in those communities. The cumulative effects process is how we in Minnesota account for and begin to correct environmental injustices.
The discharges in summer 2024 happened during the construction of the MnDOT truck facility in Eden Prairie, Minnesota.
Any facility that emits air pollutants above certain levels is required to have an air quality permit.
Are pets affected by poor air quality? Will wearing a mask help when I’m outside? What is particulate pollution? We’ve got the answers.