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One of the most basic forms of air pollution, haze reduces visibility in many cities and scenic areas within the United States. Haze-causing pollutants come from a variety of sources, both natural and man-made, including motor vehicles, electricity generation, industrial facilities, agriculture, and wildfires.

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

Apply for the 2025-2026 Minnesota GreenCorps program and spend a year working on environmental issues and making a difference in communities around the state.

The amount of hazardous waste you generate will dictate your waste generator status.

The MPCA uses the Environmental Quality Information System (EQuIS) to store water quality data from more than 17,000 Minnesota sampling locations.

The MPCA has developed best practices for vapor intrusion mitigation and public communication work used by the agencies and our contractors.

Projects to prioritize environmental justice areas

Organics recycling reduces greenhouse gas emissions and keeps waste out of landfills. MPCA answers commonly asked questions about how and why to participate in organics recycling programs.

There are two types of federal air regulations, the National Emission Standards for Hazardous Air Pollutants (NESHAPs) and New Source Performance Standards (NSPSs). Either or both regulations may…

Vapor intrusion occurs when chemical vapors migrate from contaminated groundwater through the soil into the basements or foundations of buildings.

In Minnesota, wastewater treatment operators must be certified to ensure that facilities meet operational requirements.

What is "What's in my neighborhood?"What's in my neighborhood provides a wide variety of environmental information about your community.Search for:properties that were previously contaminated and…

Businesses can find many ways to increase competitiveness and boost productivity.

To make electric school buses more affordable to school districts, the MPCA started a grant program that puts more of the cleaner buses on routes across the state.

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

Willernie-based Revitri won the MPCA’s Green and Sustainable Chemistry Prize for its innovative manufactured glass beads

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.

From shorter winter ice seasons to shifting fish populations, climate change is transforming Minnesota lakes as we know them.

“Urban wood,” or wood salvaged from cities, suburbs, and towns, is a growing issue in Minnesota because of severe weather, urban expansion, and the emerald ash borer. Rather than burning the trees as waste, a preferred option for dealing with urban wood involves creating durable wood products like furniture, building materials, and wooden décor.

Environmental information and permits that affect businesses using stationary engines or generators.