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Minnesota state agencies are working together to reduce greenhouse gas emissions that cause climate change.
Dem-Con is proposing a new facility that will process organic materials through anaerobic digesters at its environmental campus in Shakopee. The project requires an environmental assessment worksheet (EAW) and an air permit from the MPCA.
MPCA awards first of two rounds of Tribal technical assistance grants intended to advance environmental work on reservations and in Tribal communities
Finding ways to keep stormwater on land and let it soak into the ground can lessen the negative effects on water quality from stormwater.
The Red River of the North - Marsh River Watershed is part of the Red River Basin in northwestern Minnesota and southeastern North Dakota.
One indicator of impairment that puts a stream on the Impaired Waters List is its macroinvertebrate population. Here's how that works.
To commemorate the 2023 fish sampling season, Martha Young enlisted her mother to create a piece of seed art that will go on display at the 2024 Eco Experience
The MPCA will analyze varying background sulfate levels across Minnesota, which could inform our implementation of the wild rice sulfate water quality standard.
Hot mix asphalt plants in Minnesota must follow federal and state air standards.
Pretreatment by commercial facilities and other non-domestic wastewater sources removes harmful pollutants before the wastewater is discharged to a municipal sewer system. The U.S. EPA has delegated MPCA the authority to approve pretreatment programs at the local level and oversee statewide pretreatment activities.
The MPCA completed 68 enforcement cases for water quality, air quality, hazardous waste, stormwater, and wastewater violations in the first half of 2025.
The MPCA regulates both underground and aboveground commercial storage tanks above a certain size that hold petroleum or hazardous liquids.
Addressing climate change presents us with a historic opportunity to strengthen our economy, improve our health, and create a more equitable Minnesota for everyone.
The MPCA is proposing to amend Minnesota Rules governing animal feedlots.
Biosolids that will be applied to land must meet strict regulations and quality standards.
Austin's municipal wastewater treatment plant discharged ammonia and fecal coliform over permitted limits into the Cedar River.
A gateway to common regulatory information that affects stationary engines.
Researchers collect samples of sediment from the bottom of Lake of the Woods in 2024. (Photo courtesy of St. Croix Watershed Research Station) After years of study…
Keep It Clean focuses on the growing problem of garbage and human waste left on the ice by anglers and other visitors during ice fishing season.
Protecting and restoring water quality is one of the MPCA's core areas of focus.