Maine CDC Health Advisory

July 18, 2023

Maine DEP issues an Air Quality Alert for Tuesday, July 18

Particle pollution concentrations are expected to reach "Unhealthy for Sensitive Groups" level Tuesday, July 18, according to the Maine Department of Environmental Protection (DEP). A plume of smoke from fires in western Canada pushed into the Great Lakes during the weekend and continued eastward on Monday. For Tuesday, Maine can expect hours in the "Unhealthy for Sensitive Groups" range for all three western regions as well as the Northern region. Moderate values of particle pollution is expected in the Eastern Interior region and winds off the Gulf of Maine should keep the Mid-Coast and Downeast Coastal regions Good.

Advisory (PDF)