CLAIRTON, Pa. (AP) — An explosion at a U.S. Steel plant near Pittsburgh left one person dead and sent at least 10 to hospitals Monday and heavily damaged the sprawling facilty, with emergency workers ...

The Minnesota Pollution Control Agency extended an air quality alert for southeastern and northern Minnesota on Tuesday due to lingering ground-level smoke from the wildfires in Canada.

Poor air qualityLONG TERM: More humidity and stormsWAUSAU, Wis. (WSAW) - While not everyone will get rain on Tuesday, those ...

Smoke will be transported by the wind, in the same direction, from active wildfire sites. In consequence, neighboring ...

An air quality advisory has been issued in the Bay Area for Tuesday due to wildfire smoke drifting in from the Gifford Fire ...