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Significant restoration work by organizations in the area have made the south branch of the Buffalo River a water-quality success story.

POET Biorefining-Glenville LLC violated several air permit conditions between 2018 and 2023 at its ethanol production facility in Albert Lea, Minn. The facility emitting more particulate matter and volatile organic compounds than allowed by permit over the course of five years.

Best practices for SSTS installations drafted by St. Louis County, Minn., in 2008 based on the experiences of SSTS installers and inspectors.

An index of biological integrity (IBI) is a particularly powerful tool that provides an accurate measure of the condition of the biological communities and are a direct determinant of the attainment of aquatic life uses.

Ardent Mills LLC, a flour mill in Lake City, paid $10,200 for air permit violations.

Del Zotto tanks had weep holes drilled near the bottom of tanks to drain rainwater from the tanks while they are stored to prevent freezing and they will offer a warranty to replace tanks bought with weep holes for owners of its 2,500-gallon tanks.

The discharges in summer 2024 happened during the construction of the MnDOT truck facility in Eden Prairie, Minnesota.

Hot, sunny weather brings the possibility of air quality alerts due to ozone. But what exactly is ozone?

The Upper Iowa River is a 156-mile-long tributary of the Mississippi River that rises in Mower County in southeastern Minnesota near the Iowa border. It then flows south through three Iowa counties before flowing into the Mississippi. It drains nearly 641,000 acres (1,005 square miles).

An MPCA investigation determined David Heinonen of Grand Rapids filled in 3,200 square feet of wetland near Horsehead Lake in Itasca County without prior approval and engaged in unpermitted construction activities on 1.57 acres on the shore of Horsehead Lake.

Increased rainfall from climate change damages river water quality, which in turn damages fishing and recreation.

The MPCA is working with the city of Minneapolis to identify sources of air pollution in North Minneapolis and find strategies to reduce emissions.

The MPCA provides funding to local partners to assist with intensive water quality monitoring at approximately 130 long-term river and stream monitoring sites.

Grantees must follow guidance to fund only eligible activities and expenses.

The Mississippi River - La Crescent Watershed drains 95 square miles in Houston and southeast Winona counties, an area defined by wooded bluffs and spring-fed cold-water streams that flow directly to the Mississippi River.

Community wastewater treatment facilities and their operators play a critical role in maintaining a health community and preserving and protecting our waters.

Loans of up to $75,000 at zero-percent interest help small businesses purchase equipment to meet or exceed environmental regulations, or to investigate and clean up contaminated sites.

Thirty TMDLs undertaken in the Mississippi River - Twin Cities Watershed to address excess nutrients, turbidity, bacteria, and more.

Most AST systems that contain liquid capable of polluting the waters of the state are subject to state rules and permits.

Sustained efforts by cities and water management organizations have restored water quality in two Dakota County lakes.