Particulate matter from wildfire smoke could cause issues for sensitive groups, including elderly people, pregnant people, young children, outdoor workers and those with breathing issues.

The Dragon Bravo Fire, ignited by lightning, consumed 5,000 acres within Grand Canyon National Park's North Rim. Between 50 ...

Vermont Business Magazine The Department of Environmental Conservation (DEC) is issuing an air quality alert for north and central Vermont for Tuesday, July 15.

Smoke and haze from California wildfires are lingering over Reno-Sparks as high temperatures persist. Moderate air quality ...

Two wildfires burning near the North Rim of Grand Canyon National Park continue to grow with zero containment. The Dragon Bravo Fire has destroyed over 70 structures, while the nearby ...

Here's what we know Monday, July 14 about the fast growing Green Fire and suppression efforts in the Shasta-Trinity National ...

Additional plumes of smoke from Canada's active wildfires prompt officials to issue a statewide air quality alert on July 14.

An air quality advisory that was set to last through Monday has been lifted, air district officials said. Over the weekend, smoke from the Butler and Green wildfires in the Sacramento Valley impacted ...

Two large wildfires in Northern California, one near Shasta Lake, continue to burn amid extremely hot weather, sending smoke ...

Most of Minnesota and parts of Montana, North Dakota and Wisconsin were ranked “unhealthy” for air quality on a U.S. Environmental Protection Agency map.

Wildfire smoke from Canada has made for bad air quality over parts of the Upper Midwest. Most of Minnesota had “unhealthy” ...

Smoke from two wildfires burning west of the Rio Grande is to blame for the deteriorated air quality and hazy conditions ...