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MPCA investigation confirms discharges sediment-laden water into the Long Prairie River, in addition to other violations, during construction of CSAH 56 & 38.

Minnesota participates in this statistical survey of the condition of our nation's lakes, ponds, and reservoirs.

Don't let your septic system freeze. Here are some simple tips that can help you avoid costly problems with your septic system.

Studies of Minnesota’s waters show that contaminants of emerging concern are widespread in the state’s lakes and rivers.

Minnesota industrial stormwater permittees in certain industries to monitor for PFAS in their stormwater runoff or snow.

Wastewater treatment and disposal are important for protecting and preserving Minnesota's water resources. MPCA regulates wastewater treatment activities in Minnesota.

The MPCA tested for PFAS in groundwater at 102 of the 111 sites in the Closed Landfill Program and found that 98% of the assessed facilities have PFAS contamination.

Findings underscore need to reduce use of “forever chemicals”

We hope to make your monitoring experience as easy and enjoyable as possible. If you have any questions, or don’t find the resources you need, please contact us. 13456: Volunteer water…

Smart Salting is a suite of techniques that minimize the environmental and economic impacts of chloride while still meeting public needs.

Information about a variety of initiatives in Minnesota related to PFAS pollution.

Learn what you can do to protect yourself and your community from environmental problems caused by flooding.

Guidance pertaining to the investigation and cleanup of hazardous substances, pollutants, and contaminants.

Areas and communities with SSTS concerns have wastewater treatment methods that are not adequate to protect public health or the environment. Hundreds of small communities around the state have inadequate wastewater systems.

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.

Four watershed scientists had an article published in LakeLine magazine. They report on 20 years of success getting lakes cleaned up.

The Snake River Watershed is located north of the Twin Cities in the St. Croix River Basin and encompasses 1,006 square miles in five counties: Aitkin, Kanabec, Mille Lacs, Pine, and Isanti.

“Area C” is the name given to Ford Motor Company’s former industrial waste dump on the floodplain of the Mississippi River, at the base of the bluff below the former Twin Cities Assembly Plant in Saint Paul.

Salt is commonly over-applied, sending too much chloride into our waterways and wreaking havoc on fish and other wildlife.

The MPCA works with industry, government, and residents to reduce and manage waste.