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Dentists in Minnesota must meet federal and state requirements to limit the amount of mercury in their wastewater.

Permits for wastewater treatment require monthly, quarterly, or annual reporting of discharge monitoring results

Allows new and expanding wastewater treatment facilities to receive a discharge permit prior to completion of an applicable phosphorus-related TMDL. Through pre-TMDL phosphorus trading a, a new or expanding facility may increase its phosphorus discharge by purchasing a phosphorus reduction from another source.

An air emissions risk analysis estimates the potential human health risks from air pollution emitted by a facility.

Addressing excess nutrient levels in Lake Pepin based on the site-specific water quality eutrophication criteria for the lake developed by the MPCA.

Advising farmers about seeds, fertilizers, and other decisions, crop consultants have potential to promote sustainable practices to benefit water and soil health, and impact climate change.

The MPCA has a variety of educational displays, programs, and materials about chloride pollution. We encourage our partners to utilize these resources to engage with their community.

Healthy land and soil is essential for thriving Minnesota communities. It drives economic development and opportunity, improves our health, and contributes to clean water for drinking and recreation…

We Are Water next visits Ely April 24 through June 16.

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.

Minnesota law requires that people notify the MPCA (through the Minnesota Duty Officer) immediately when more than five gallons of petroleum or any amount of any substance under their control is released into the environment that could cause pollution of waters of the state.

A cumulative impacts analysis provides a comprehensive look at all burdens that affect a community or neighborhood.

Biosolids that will be applied to land must meet strict regulations and quality standards.

The MPCA's chloride reduction program assists communities and organizations across Minnesota in identifying sources of chloride.

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.

MPCA had approximately $250,000 in grant funding available to help Minnesota governments, businesses, institutions, and organizations address two specific needs: waste reduction/reuse and toxic products prevention.

State experts anticipate an active summer for air quality alerts with recurring ozone and wildfire smoke events

The Minnesota Pollution Control Agency (MPCA)’s draft wastewater permit for the 3M facility at Cottage Grove adds new water quality protections for the Mississippi River and improves accountability through monitoring and reporting requirements. The draft permit is one of the most rigorous in state history and mandates the removal of certain per- and polyfluoroalkyl substances (PFAS) to levels below detection.

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

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