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Minnesota participates in this statistical survey of the condition of our nation's lakes, ponds, and reservoirs.
Businesses like grocery, liquor, and convenience stores depend on refrigeration systems. Some of these systems, however, can prove expensive to operate and harmful to the environment.
The Lake of the Woods lies on the border between the U.S. and Canada; the watershed covers 734,783 acres.
Elevated levels of tetrachloroethylene and trichloroethylene have been found in soil vapor around this site in St. Paul.
Minnesota state agencies are working together to reduce greenhouse gas emissions that cause climate change.
Learn what a brownfield is, how it can negatively affect communities, and resources for cleaning one up.
The MPCA is collaborating with many federal, Tribal, state, and local partners to clean up contaminated sites in the Duluth harbor and St. Louis River.
Pig’s Eye Dump in Saint Paul has been slated for cleanup and restoration.
The MPCA has begun work to implement a groundbreaking new law to remedy Minnesotans’ disproportionate exposure to pollutants.
MPCA guidance for evaluating when closed landfills may exit the postclosure care phase.
Lake of the Woods is a big lake with a big problem caused by one of nature’s smallest organisms: algae. Scientists from the MPCA and the Science Museum are working together to understand why.
Minnesota rules identify 16 standing beneficial uses for which waste generators or end users can simply follow the applicable rules without contacting the MPCA.
Studies of Minnesota’s waters show that contaminants of emerging concern are widespread in the state’s lakes and rivers.
The health of Minnesota's large rivers is a reflection of how well we are protecting overall water quality.
The MPCA is committed to delivering a pollution reduction program that benefits all Minnesotans and works diligently to incorporate their ideas and opinions into our projects and plans. To develop…
Addressing climate change presents us with a historic opportunity to strengthen our economy, improve our health, and create a more equitable Minnesota for everyone.
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…
In Minnesota, certain tasks in the design, installation, repair, maintenance, operation, or inspection of septic systems can only be done by certified individuals. Find out what training, experience, and exams are required to fulfill the requirements for certification.
Findings underscore need to reduce use of “forever chemicals”
The MPCA recognized 236 wastewater facilities for outstanding operations in 2024.