After a few days of jubilant fireworks launching, Columbus' air quality is taking a hit, causing the Mid-Ohio Planning ...

An air quality alert was issued Thursday by the National Weather Service for the entire Chicago area through Friday night.

The Department of Natural Resources and Environmental Control warns of air that is unsafe for sensitive groups on July 5.

Smoke from the Madre Fire in San Luis Obispo County could potentially bring poor air quality to the High Desert over the July ...

AIR QUALITY ALERT: Continues for most of the region throughout Saturday as our Air Quality Index will remain in the Unhealthy ...

The Lane Regional Air Protection Agency shared some recommendations as Oregonians head into the heat of the summer, and the ...