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The MPCA is collaborating with many federal, Tribal, state, and local partners to clean up contaminated sites in the Duluth harbor and St. Louis River.

MPCA has released the first in a series of reports on industrial uses of PFAS in Minnesota and identifying alternatives.

Findings underscore need to reduce use of “forever chemicals”

New major-emitting industrial facilities and major modifications of existing facilities must obtain a permit before construction and include the best pollution-control technology available if they significantly increase emissions.

Environmental information and resources for the biochar industry.

Details on sampling and monitoring requirements of your industrial stormwater permit.

The MPCA administers programs that are governed by 45 chapters of rules. The MPCA periodically conducts a “housekeeping” rulemaking to make minor corrections and clarifications to the rules or to repeal rules that have become obsolete.

PFAS are persistent and problematic chemicals that are found throughout the environment and not just in areas where large quantities have been manufactured, disposed of, or spilled. PFAS are…

In most of Minnesota’s livestock-dense counties, feedlot oversight is a cooperative effort between the MPCA and county government.

Two small creeks in the Nemadji River watershed are cleaner, and some fish have returned, after restoration work that the MPCA took part in.

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.

Approximately $1.3 million in funding was available for local climate action planning and implementation projects.

Pollinators are essential to everyday Minnesotans, our economy, and our food production. Learn why these pollinators are so vital through exhibits at this year’s Eco Experience.

State government agencies, in collaboration with local partners, are leading trailblazing work to protect Minnesotans from per- and polyfluoroalkyl substances (PFAS) pollution.

Minnesota passed a law in 2023 that restricts the use of lead and cadmium in 15 categories of consumer products, including toys and school supplies.

A watershed is the area of land where all of the water that drains off of it goes into the same place — a river, stream or lake.

First of a series of MPCA staff profiles. Kevin Stroom conducts research on streams and has published a report about Straight River.

For National Farmers Day, a profile of pork and crop farmer Randy Spronk of Edgerton, Minnesota, and his sustainable ag practices.

Determine if your facility requires an air permit and, if so, which permit type may be the best fit for your business.

Chemicals in the air toxics emission inventory.