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AccessibilityThe Minnesota Pollution Control Agency is committed to accessibility on its website. As part of that commitment, the MPCA makes every effort to comply with the State of Minnesota…
The MPCA 401 certification fills a unique niche in protecting water quality by applying state water quality standards to projects.
Air sensors are instruments that measure air quality conditions in near real time.
State Superfund sites are listed on the Minnesota Permanent List of Priorities (PLP) primarily in order to access funding when responsible parties are unwilling or unable to conduct the necessary site investigation and cleanup.
Important details to help make your e-Service submittal go as smoothly as possible.
Each year, Minnesotans throw away more than 850,000 tons of recyclables, worth around $153 million. Here's how we're reducing those numbers in Greater Minnesota.
MPCA investigation found that Rainy Lake Oil failed to repair a pipe that was leaking diesel fuel underground for more than four months in 2024.
Sandblasted material from a construction site was deposited on a parking ramp next door.
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.
Information about a variety of initiatives in Minnesota related to PFAS pollution.
MPCA completed 100 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the first half of 2024
Austin's municipal wastewater treatment plant discharged ammonia and fecal coliform over permitted limits into the Cedar River.
Environmental information and permits that affect metal fabrication and finishing businesses.
Resources developed by the Minnesota Department of Health and the Minnesota Pollution Control Agency to help you spread the word about how Minnesota will reduce “forever chemicals” through Amara’s Law.
MPCA investigators say West Fraser paid a fine of $15,775 for air permit violations at their facility in Solway.
Metal recycler in Brainerd constructed and operated a metal shredder without obtaining an air permit and under-reported VOC emissions in 2022.
The MPCA fines American Crystal Sugar in Moorhead $16,000 for wastewater violations.
The MPCA completed 78 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the second half of 2025, for a total of 146 for the year.
MPCA investigation determined that construction sediment was discharged into the Blue Earth River and a county ditch.
In October 2023, New Ulm Steel failed a noise test at its facility. New Ulm Steel was also fined for dust escaping the facility and settling on a public road.