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Initial screening information for a contaminant of emerging concern, perfluorooctane sulfonate.
Grede Foundry violated the terms of its air permit in 2024, according to a Minnesota Pollution Control Agency investigation.
Industrial Stormwater Steps to Compliance - Step 3: Facilities requiring permit coverage must assess for pollutants at the facility
The MPCA closed 118 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the second half of 2023.
The MPCA and the U.S. Environmental Protection Agency (EPA) are working together on an enforcement investigation to address elevated lead emissions at Federal Ammunition in Anoka.
Excess phosphorus is harming Minnesota waters. Phosphorus comes from both regulated and non-regulated sources. A quarter of Minnesota lakes have high levels of phosphorus, which means that they do…
To help address climate change and protect the health of Minnesotans, the Minnesota Pollution Control Agency adopted Low Emission Vehicle Standards for particulate matter, nitrogen oxides, non-methane organic gases, and greenhouse gases, as well as the Zero Emission Vehicle (ZEV) Standard.
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.
Projects to prioritize environmental justice areas
The Blue Earth River begins in northern Iowa and meets with the West Branch Blue Earth River in Faribault County. The watershed includes parts of eight counties in southern Minnesota and four in northern Iowa.
The Rapid River watershed covers 573,060 acres in northern Minnesota. Over 79% of the land in the watershed is owned or managed by state entities.
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.
MPCA established a network of long-term biological monitoring stations that represent a variety of stream types in their most natural condition.
Join the celebration! We look forward to highlighting Minnesota’s clean water successes and invite you to use our 50th anniversary art and branded graphics.
Apply for the 2025-2026 Minnesota GreenCorps program and spend a year working on environmental issues and making a difference in communities around the state.
Frequently asked questions about SSTS certification and licensing.
Medicines flushed down the drain can contaminate water, which can hurt fish and other aquatic wildlife, and end up in our drinking water.
The MPCA offers other types of funding for use by specialists or with more involved eligibility requirements. Funding for site cleanup: Supports the clean up of contaminated properties SSTS…
Central Specialties Inc., based in Alexandria, violated several air permit conditions between 2021 and 2023 for its mobile hot-mix asphalt facility stationed at various locations around the state. Violations included failing to properly maintain pollution control equipment and inadequate recordkeeping and reporting.
Superfund requires specific investigation and cleanup processes, designates parties that are legally responsible for the cleanup, and provides funds for certain types of cleanups under Minnesota’s Environmental Response and Liability Act (MERLA).