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

For more than 50 years, volunteers have gathered critically important water clarity data on Minnesota lakes and streams.

The MPCA works with partners throughout Minnesota each year to gauge the health of waters and identify stressors that harm fish and other aquatic life.

The MPCA and its many partners collect a wide variety of data on environmental conditions and pollution sources.

Clean Water Partnership loans help local units of government fund projects that protect and restore water quality in lakes, streams, and groundwater aquifers.

In addition to the vessel requirements in the EPA VGP and Minnesota’s ballast water general permit, vessels must follow the requirements in Minnesota Statutes and Minnesota’s 401 certification of the VGP.

A water quality variance is a temporary change in a state's water quality standard for a specific pollutant and its relevant criteria, allowing deviation from meeting a water quality-based effluent limit for a particular discharger.

A watershed is the area of land where all of the water that drains off of it goes into the same place — a river, stream or lake.

What consumers should know about new Minnesota laws prohibiting PFAS in consumer products and the MPCA’s efforts to minimize PFAS pollution by keeping it out of commonly used household products.

The MPCA is authorized to develop numeric water quality criteria that apply specifically to a water body or region where the pollutant is found, using data from that water body or region.

The We Are Water MN exhibit in Duluth's Hartley Nature Center runs from February 29 through April 22.

Cleaner water is taking hold across Minnesota this Earth Day as farmers and communities scale up solutions that protect rivers, strengthen soil, and build resilience from headwaters to downstream lakes.

Chloride is a problem for wastewater facilities and stormwater permittees.

Water quality trading is a market-based approach to the protection and restoration of surface waters, another tool to be used in conjunction with existing voluntary, regulatory, and financial assistance programs.

How to prepare recycling for the curb

Excess phosphorus is harming Minnesota waters. Phosphorus comes from both regulated and non-regulated sources. A quarter of Minnesota lakes have high levels of phosphorus, which means that they do…

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.

Bagnado, a 25-foot-tall spinning tornado of plastic bags, will return to Eco Experience at the Minnesota State Fair

The We Are Water MN exhibit at Art in Motion on the Lake Wobegon Trail in Holdingford runs from April 25 through June 17.

Smith Foundry has ceased operations at its East Phillips facility after an investigation and settlement with the U.S. EPA that the MPCA supported.