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Dentists in Minnesota must meet federal and state requirements to limit the amount of mercury in their wastewater.
Chemicals in the air toxics emission inventory.
Certain proposed projects — based on their nature, size, location, or other factors — must go through an environmental review before any required permits or approvals are issued.
The Air We Breathe report looks at public health and air quality data to gauge how air pollution is affecting our health in Minnesota.
Every Minnesotan — regardless of income, race, ethnicity, color, or national origin — has the right to healthy air, sustainable lands, clean water, and a better climate.
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.
Willernie-based Revitri won the MPCA’s Green and Sustainable Chemistry Prize for its innovative manufactured glass beads
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.
The MPCA provides financial and technical assistance to local government and other water resource managers to address nonpoint-source water pollution.
State and federal permits and regulations that are designed to protect groundwater and surface water (lakes, rivers, streams, and wetlands) apply to specific facilities and processes that could pose…
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.
Create an editable spreadsheet of details about your facility to make calculations of emissions.
Ready-to-run meteorological data suitable for AERMOD.
Projects to prioritize environmental justice areas
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.
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.
Any facility that emits air pollutants above certain levels is required to have an air quality permit.
The discharges in summer 2024 happened during the construction of the MnDOT truck facility in Eden Prairie, Minnesota.