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Initial screening information for a contaminant of emerging concern, perfluorooctane sulfonate.

Governor Walz appointed Katrina Kessler as MPCA commissioner effective November 1. Kessler has been serving as an assistant commissioner.

Permit addresses the most common causes of contaminated groundwater, including releases of petroleum, volatile organic compounds, and other hazardous substances.

Initial screening information for a contaminant of emerging concern, Perfluorohexane sulfonic acid.

The fines stem from a release of sediment-laden water into a county ditch, and subsequent failures to notify, repair, and report on the incident.

Nitrogen management plans help operators of wastewater treatment facilities understand the inputs of nitrogen to their facilities and evaluate options that can reduce the amount of nitrogen discharged.

Northshore Mining Company has applied for updated wastewater and air quality permits for its Silver Bay taconite processing plant and Mile Post 7 tailings basin.

State and community leaders visited Faribault and Northfield to observe Minnesota climate resiliency efforts in action.

MPCA staff toured three farms in southeastern Minnesota. The purpose of external communications is to show that the agency cares about education and outreach, and we get out in the field to learn on site.

Fire departments are often the first responders to incidents that include spills of hazardous substance.

Minnesota's strategic, coordinated approach to protecting families and communities from per- and polyfluoroalkyl substances.

The MPCA solicited project proposals to distribute $10 million to communities for projects to prepare local wastewater infrastructure for the impacts of climate change. These projects are specifically meant to protect water quality and increase resilience.

Farmers Grain, LLC, a grain elevator in Thief River Falls, paid $18,120 in fines for pumping contaminated water from their property into the city of Thief River Falls stormwater system.

“Urban wood,” or wood salvaged from cities, suburbs, and towns, is a growing issue in Minnesota because of severe weather, urban expansion, and the emerald ash borer. Rather than burning the trees as waste, a preferred option for dealing with urban wood involves creating durable wood products like furniture, building materials, and wooden décor.

When temperatures climb, conditions are ripe for Minnesota lakes to produce algae blooms, some of which can be harmful to pets and humans.

Guidance on NPDES/SDS construction stormwater requirements

Residents' guide to stormwater permitting.

Initial screening information for a contaminant of emerging concern, fluoxetine.

From 2023-2025, Northshore Mining released recycled water to the ground seven times and water relating to mining processes four times. Its largest unpermitted release was nearly 400,000 gallons of recycled water. Northshore Mining has documented equipment failure as the reason for the 11 releases.

Each year, MPCA hires seasonal positions to assist with biological monitoring of streams and wetlands during the summer months.