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Wastewater treatment and disposal is an important part of protecting and preserving Minnesota's water resources. MPCA regulates wastewater treatment activities in Minnesota.
The MPCA is leading multiple initiatives to reduce greenhouse gas emissions from the transportation sector.
This year’s theme is Advancing Nutrient Trading with Sustainable Farming and Conservation Practices.
The Minnesota Department of Natural Resources (DNR) and Minnesota Pollution Control Agency (MPCA) sample and test fish in bodies of water where known pollution issues may be a concern for human health through fish consumption.
MagIron LLC proposes to restart a mining and processing facility near Grand Rapids, which will require new air and industrial wastewater permits from the MPCA.
U.S. Steel Corp. operates a taconite mine and processing plant known as Keetac north of Keewatin, where it produces taconite pellets for use at iron and steel mills.
The National Crude Oil Spill Research Site near Bemidji was formed after a pipeline break released 10,000 barrels of crude oil in 1979.
Profile of John Weiss, a volunteer with the MPCA's Volunteer Water Monitoring Program
New rules establish a program for the MPCA to collect information about products containing intentionally added PFAS and establish fees to be paid upon submission of required reporting.
Join our team! Open positions and general opportunities at the Pollution Control Agency
Nearly all feedlot owners are required to register with the state and update their registration information every four years, unless they have applied for a permit recently. This page includes information about how to register.
The MPCA is granting $4.4m from VW settlement funds to replace dirty diesel trucks with cleaner drivetrains. Similar previous grants show how the program works.
A series of new culverts in Lake County reconnect brook trout habitat and provide resilience to climate change for area roads.
Minnesotans are encouraged to share feedback through Nov. 9, 2025
Surface water assessment grants (SWAG) provide local organizations and citizen volunteers with funds to complete the monitoring needed to meet assessment requirements on Minnesota lakes and streams. Assessment is usually the first step in protecting or restoring surface waters.
Climate adaptation is about developing strategies to help human and natural systems become more resilient to the effects of climate change.
The chemical 1,4-dioxane, a likely carcinogen, was found in private wells near Bunker Lake Blvd. and Crosstown Blvd.
Biosolids that will be applied to land must meet strict regulations and quality standards.
Minnesota is a national leader in ensuring healthy air quality. The Clean Air Act requires states to take significant responsibility for preventing and controlling air pollution. States must pass…
Significant restoration work by organizations in the area have made the south branch of the Buffalo River a water-quality success story.