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Sustained efforts by cities and water management organizations have restored water quality in two Dakota County lakes.
Wild rice is an important part of the biological community in many Minnesota lakes, streams, and wetlands, and a cultural resource to many, particularly members of the Dakota and Ojibwe Tribal Nations in Minnesota.
Clearing ice? Before you reach for the salt bag and begin to scatter, consider using other tools to get the job done that are less toxic to our waterways and our beloved pets, and will save you money.
Water scientists from the MPCA published four watershed reports in 2025, updating the data we need to keep Minnesota’s waters clean and protected.
Where possible, permit holders must use MPCA's e-Services to apply for reissuance and administrative amendments.
The MPCA has important roles in protecting and restoring waters in degraded conditions.
MPCA's Closed Landfill Program is a voluntary program established in 1994 to properly close, monitor, and maintain Minnesota's closed municipal sanitary landfills.
The Red River of the North - Marsh River Watershed is part of the Red River Basin in northwestern Minnesota and southeastern North Dakota.
This webpage will not only address potential noncompliance issues for air permittees, but it will help inspectors get all of the necessary information to facilities with one link.
Guidance on NPDES/SDS construction stormwater requirements
Louisiana-Pacific has been fined $15,775 for stormwater and wetland violations according to a Minnesota Pollution Control Agency (MPCA) enforcement investigation. Louisiana-Pacific operates a wood-board manufacturing facility in Two Harbors, Minnesota.
PolyMet Mining plans to develop a mine and processing plant to extract copper, nickel, and precious metals.
An air emissions risk analysis estimates the potential human health risks from air pollution emitted by a facility.
Protecting and restoring water quality is one of the MPCA's core areas of focus.
State agencies, counties, municipalities, nonprofit organizations, and many others are engaged in protecting Minnesota lakes.
The MPCA works with city and county governments, watershed districts, consultants, and others on monitoring, protecting, and restoring water quality. This is a repository of guidance and technical resources for agency partners.
Riverview LLP is seeking to expand its existing West River Dairy facility near Morris from 7,855 cows to a total capacity of 18,855 cows.
New major-emitting industrial facilities and major modifications of existing facilities must obtain a permit before construction and include the best pollution-control technology available if they significantly increase emissions.
Clean Water Fund dollars come from the Clean Water, Land and Legacy Amendment that Minnesotans approved in 2008.
James Wooton puts his scuba diving skills to work monitoring for aquatic invasive species in Otter Tail County lakes.