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Perchloroethylene or tetrachloroethylene (PCE or Perc) is chlorinated solvent used in a variety of processes as a solvent and degreaser. When released in the environment, some PCE will evaporate…
The Metropolitan Council proposes adding a fourth wastewater incinerator which requires an amendment to the facility’s current air emissions permit.
The MPCA has developed guidance on a number of topics to assist real estate developers, environmental engineers, remediation consultants, and others in addressing brownfields and contaminated sites.
Cleveland-Cliffs owns the Minorca Mine northeast of Virginia, Minnesota. The mine’s two taconite mining pits are about one mile southeast of the plant.
Find out whether your feedlot needs to register, to get an environmental review, or apply for a permit.
Profile on Bridging, a Twin Cities based nonprofit that keeps goods with more life out of landfills and that donates them to families in need.
What is the blue-green scum that looks like spilled paint?In lakes that are over-enriched with phosphorus and nitrogen, algae tend to prosper and create algae blooms. Blue-green algae and one type in…
Recent air permits issued by the MPCA can be found in What's in My Neighborhood. The tool does not currently include all previously issued air emissions permits. All air emissions permits issued by…
This TMDL addresses 39 stream and river reaches in the Lower Mississippi and Cedar River basins with excess levels of fecal coliform.
Help your school get a recycling program organized and operating successfully.
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.
Most AST systems that contain liquid capable of polluting the waters of the state are subject to state rules and permits.
State and federal permits and regulations that are designed to protect groundwater and surface water (lakes, rivers, streams, and wetlands) apply to specific facilities and processes that could pose…
A waste is any material that can no longer be used for its original intended purpose. The type of waste generated can include recyclables, solid waste, and hazardous wastes, which may be subject to specific management and disposal requirements.
The Minnesota Retiree Environmental Technical Assistance Program (RETAP) employs skilled, retired professionals to provide facility assessments to small businesses, institutions, and city and county governments in Minnesota.
Guidance on NPDES/SDS construction stormwater requirements
Do not throw any hazardous waste in the trash; instead, bring it to a local collection site. Each county in Minnesota administers a household hazardous waste program to help prevent hazardous chemicals from getting into the environment and harming human health.
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.
Medicines flushed down the drain can contaminate water, which can hurt fish and other aquatic wildlife, and end up in our drinking water.
Healthy land and soil is essential for thriving Minnesota communities. It drives economic development and opportunity, improves our health, and contributes to clean water for drinking and recreation…