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The Mississippi River - Lake Pepin Watershed includes 205,747 acres that drain several small, coldwater streams in bedrock-dominated bluff country.
TEAM Industries, with machining operations in Audubon, Bagley, Cambridge, Detroit Lakes, and Park Rapids, paid $80,000 in fines for air, hazardous waste, and industrial stormwater violations.
Addressing excess nutrient levels in Lake Pepin based on the site-specific water quality eutrophication criteria for the lake developed by the MPCA.
News releases and featured stories from the Minnesota Pollution Control Agency
After many years of investigation, design work and construction, the Great Lakes Legacy Act remediation projects at these sites near Duluth, Minnesota, are complete.
Sediment is composed of loose particles of sand, clay, silt, and other substances. Sediment flows into Minnesota lakes, rivers, and streams via runoff in both urban and rural areas.
Resources developed by the Minnesota Department of Health and the Minnesota Pollution Control Agency to help you spread the word about how Minnesota will reduce “forever chemicals” through Amara’s Law.
Water softeners produce much of the chloride that pollutes Minnesota’s waters. An MPCA grant aims to reduce that pollution with water softener replacement rebate programs.
Learn what you can do to protect yourself and your community from environmental problems caused by flooding.
Water scientists from the MPCA published four watershed reports in 2025, updating the data we need to keep Minnesota’s waters clean and protected.
Intense storms of late spring can wash soil and other pollutants into rivers. Producers can use several techniques to protect their soil and water quality.
The 2025 MPCA annual report on Brownfields celebrated numerous major achievements cleaning up and rehabilitating polluted properties.
Profile of Julia Dady, a volunteer water monitor for Battle Creek in Saint Paul.
Proposed changes to permits that regulate the state’s largest animal feedlots target nitrate pollution statewide.
The MPCA communications and outreach team is a valuable resource to reporters and editors.
The MPCA studies, monitors, and regulates numerous water pollutants to protect human health and the environment. At the state level, three agencies share the monitoring and control of pollutants:the…
Answers to frequently asked questions about compliance and MPCA's enforcement of environmental rules in Minnesota.
The MPCA is authorized to develop numeric water quality criteria that apply specifically to a water body or region where the pollutant is found, using data from that water body or region.
Across the state, water softeners contribute significantly to chloride pollution. Here’s how to make sure your water softener isn’t sending excess salt into the environment
From January through March 2025, MPCA air monitoring data showed elevated lead levels that exceeded national ambient air quality standards near the facility. An MPCA inspection of Gopher Resource in spring 2025 confirmed that the source of the elevated lead levels was addressed.