Smoke from wildfires in Manitoba, a Western province facing its worst fire season in 30 years, has created hazardous air ...

A haze of smoke from wildfires burning in Colorado wafted into counties along the Interstate 70 mountain corridor on ...

Smoke and haze could arrive in parts of the Bay Area on Friday thanks to wildfires in the northern portion of the state. The ...

The EPA's Air Quality Index can tell you whether breathing outside air can be harmful. Here's how to read the scale to plan ...

There were 118 active wildfires burning across Manitoba as of Thursday, with Saskatchewan reporting 48 active wildfires as ...

Air quality remained poor in the Northeast on Friday, but conditions were improving across much of the Midwest as rain and winds from the west and south began to disperse wildfire smoke from ...

Weekend wildfire smoke produced some of the worst air pollution ever recorded in MN originally appeared on Bring Me The News.

Wildfire smoke, poor air quality can have an impact on health — even for people who live far away. Story by Korin Miller • 6d. A wildfire in Southern California has prompted school closures ...

Air quality and your health: Breathing in wildfire smoke is bad for your health. The EPA uses a color-coded system to measure air quality — here’s what Code Red, Code Purple and more mean .

The Chicago area recorded ozone levels of 156 late Monday afternoon. Levels above 100 are considered unhealthy. Residents ...

The air quality is poor today in northern Illinois due to migrating Canadian wildfire smoke. See the AQI in your area.

Air quality will become unhealthy for some beginning Sunday through Monday morning. Canadian wildfire smoke returns which ...