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Minnesota Agricultural Water Quality certified farms have added more than 2,000 new conservation practices, including over 110,000 acres of new cover crops that protect Minnesota’s waters.
Volunteer-collected data are regularly used in decision-making and conservation efforts. Find a program that excites you and join in.
When leaves fall on streets, sidewalks, and other hardscapes in urban areas, they wash into the storm drains and end up in lakes and rivers where they feed algae growth. The algae then decomposes and uses up oxygen that fish and native plants need.
Tools and materials for partners and stakeholders interested in minimizing the impact of chloride on Minnesota lakes, rivers, and groundwater.
The MPCA provides financial and technical assistance to local government and other water resource managers to address nonpoint-source water pollution.
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.
Pretreatment by commercial facilities and other non-domestic wastewater sources removes harmful pollutants before the wastewater is discharged to a municipal sewer system. The U.S. EPA has delegated MPCA the authority to approve pretreatment programs at the local level and oversee statewide pretreatment activities.
The law requires manufacturers of video display devices (VDD) to register, pay an annual registration fee, and meet a recycling obligation based on their market share of VDD sold in Minnesota.
Medicines flushed down the drain can contaminate water, which can hurt fish and other aquatic wildlife, and end up in our drinking water.
Image Although Minnesota is rich in lakes and streams, Lake Superior is easily the most spectacular waterbody in Minnesota. Despite its immense size…
Technical assistance to small, rural, and Tribal wastewater facilities
Minnesota GreenStep Cities is a voluntary challenge, assistance, and recognition program to help cities achieve their sustainability and quality-of-life goals.
All distribution media products must be registered with the MPCA.
The MPCA is offering rebates to small businesses across the state to buy and sell lead-free fishing tackle, part of the state’s Get the Lead Out program
Located in southeast Minnesota and northeast Iowa, the Upper Wapsipinicon Watershed lies within the Eastern Iowa and Minnesota Drift Plains portion of the Western Corn Belt Plains ecoregion.
MPCA policy recommendations for the upcoming legislative session
Dentists in Minnesota must meet federal and state requirements to limit the amount of mercury in their wastewater.
MPCA's recommended review criteria for wastewater treatment facilities that need to perform system maintenance that requires approval to bypass untreated or partially treated domestic wastewater.
Some Minnesota companies are helping expand the use of recycled materials in the state, thanks to market development grants from the MPCA.
Facilities in specific industries that store materials, waste, or equipment outdoors are subject to industrial stormwater regulations administered by the MPCA.