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Volunteer-collected data are regularly used in decision-making and conservation efforts. Find a program that excites you and join in.

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.

Medicines flushed down the drain can contaminate water, which can hurt fish and other aquatic wildlife, and end up in our drinking water.

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.

Image Although Minnesota is rich in lakes and streams, Lake Superior is easily the most spectacular waterbody in Minnesota. Despite its immense size…

All distribution media products must be registered with the MPCA.

Minnesota GreenStep Cities is a voluntary challenge, assistance, and recognition program to help cities achieve their sustainability and quality-of-life goals.

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

Minnesota's strategic, coordinated approach to protecting families and communities from per- and polyfluoroalkyl substances.

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.

MPCA guidance on petroleum site investigation and remediation, reporting, and more.

Facilities in specific industries that store materials, waste, or equipment outdoors are subject to industrial stormwater regulations administered by the MPCA.

Permits help the MPCA protect the environment. A permit sets detailed goals for specific activities, including:preventing, controlling, or cleaning up pollutionlimiting releases of…

The MPCA's Petroleum Remediation Program addresses risks to people and the environment from contamination caused by leaking petroleum storage tanks.

While hundreds of fish kills occur in Minnesota every year, mostly in lakes and ponds, fish kills on trout streams in southeast Minnesota are much less common.