“Fine particles look to average in the mid to upper Moderate range due to Canadian wildfire smoke with the potential for some ...

The alert comes on the heels of a particularly hazy week in Massachusetts, as smoke from west coast wildfires made its way east. Here's what to know about today's air quality alert in ...

Air quality alerts had been issued for nine states as of Sunday morning, with residents in some areas advised to combine errands in order to help reduce pollution levels.