Minnesota Pollution Control Agency

Swimmers in Lake Nokomis

Most Minnesota lakes in good shape

MPCA studies shows 75% of Minnesota lakes meet standards for recreation. Clean Water Fund dollars help answer water quality questions.

Heavy traffic on freeway driving into a city

Ask the MPCA: Busy highways and air pollution

What are the health risks associated with living near a busy freeway? Bad enough to affect my home-buying decisions?

Smoky air over a lake that is dimming light from the sun and making the scene look brown.

Air quality alerts: Your questions answered

Are pets affected by poor air quality? Will wearing a mask help when I’m outside? What is particulate pollution? We’ve got the answers.

A boat ramp leads to a dry river bed. A man stands on the dry ground looking at the river in the distance.

Rivers during droughts: Little flow can mean big impacts to fish

Minnesota rivers are shrinking in the drought; some have their lowest flows in decades. What will be the long term effects?

News

MPCA offers grants to reduce harmful air pollution from off-road diesel equipment

MPCA reports: Protection rather than restoration is priority for two Boundary Waters watersheds

State announces comprehensive drinking water plan for 14 East Metro communities impacted by PFAS

3M, American Crystal Sugar, Archer Daniel Midland among 90 compliance and enforcement cases at MPCA in first half of 2021

Kerry Biofunctional Ingredients facility in Rochester illegally discharges wastewater into area ponds and wetlands

As temps rise, so does potential for harmful algae and need to reduce pollution