Particulate Matter (PM) Pollution

Particulate matter (PM), also known as particle pollution, is a complex mixture of extremely small particles and liquid droplets that get into the air. Once inhaled, these particles can affect the heart and lungs and cause serious health effects.

On April 28, 2017 -   The U.S. Environmental Protection Agency completes determinations of attainment for 10 nonattainment areas for the 2006 24-hour fine particle standards

Particulate Matter (PM) Pollution