Search
Improving water quality in Lake George has required treating phosphorus in the water and filtering pollutants out of urban stormwater.
Septic tanks must be registered in Minnesota to ensure they are watertight and have adequate structural integrity.
Community wastewater treatment facilities and their operators play a critical role in maintaining a health community and preserving and protecting our waters.
Per- and polyfluoroalkyl substances (PFAS) are a group of thousands of human-made chemicals that do not break down over time. PFAS are sometimes called “forever chemicals” due to their extreme…
The TMDL is based on 62 impairments for turbidity and total suspended solids along the Minnesota River and its tributaries and in the Greater Blue Earth River basin.
Minnesota passed a law in 2023 that restricts the use of lead and cadmium in 15 categories of consumer products, including toys and school supplies.
AccessibilityThe Minnesota Pollution Control Agency is committed to accessibility on its website. As part of that commitment, the MPCA makes every effort to comply with the State of Minnesota…
Water scientists from the MPCA published four watershed reports in 2025, updating the data we need to keep Minnesota’s waters clean and protected.
A series of new culverts in Lake County reconnect brook trout habitat and provide resilience to climate change for area roads.
State will begin engagement next month on an updated framework set to be released in 2025
Funding for projects to reduce air pollution in Minnesota today and invest in cleaner transportation for tomorrow.
MPCA wastewater staff assigned by county.
Pollinators are essential to everyday Minnesotans, our economy, and our food production. Learn why these pollinators are so vital through exhibits at this year’s Eco Experience.
Approximately 41,204 miles of streams in Minnesota (49.6% of the total) have been altered in some way by humans. Channelizing, ditching, and damming projects have changed the natural course of…
Volunteer water monitors collect valuable data used by agencies and organizations across the state to protect and manage Minnesota’s waters.
Guidance for MPCA contractor and subcontractors
Ten TMDL projects undertaken in the Lower St. Croix River Watershed to address nutrient, biota, bacteria, and other impairments.
Controlling phosphorus is an important part of protecting Minnesota waters.
Sustained efforts by cities and water management organizations have restored water quality in two Dakota County lakes.
The MPCA's regulatory, cleanup, and monitoring programs create and maintain spatial data that serve our environmental protection work and can be shared with partners and researchers.