Vulnerable groups are urged to avoid outdoor activity in multiple parts of southern California due to air pollution.

Below is a press release from the Ventura County Air Pollution Control District regarding a Air Quality Alert. VENTURA, Calif. – The Ventura County Air ...

Though wildfire smoke was to blame for poor air quality earlier in the week, Wednesday and Thursday's alerts are due to high ...

NORFOLK, Va. — No, that's not fog — Wildfire smoke from over 700 active wildfires in Canada has blown thousands of miles down ...

Though wildfire smoke was to credit for poor air quality earlier in the week, Wednesday's alert is due to high-levels of ozone in the air.

Breathing in polluted air for extended periods of time can pose a serious health risk for people, especially for vulnerable ...

The air quality levels are expected to be “unhealthy for sensitive groups,” meaning children, the elderly and people with breathing problems should limit their time spent outdoors on Friday.

The Wisconsin Department of Natural Resources says the air quality index for ozone is expected to reach the unhealthy for sensitive groups level -- and could become unhealthy for all. In our area, the ...

Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air ...

The air quality monitor on the Rio Blanco County building in Meeker peaked at 304 for fine particulate matter pollution at 5 ...

The Elk and Lee fires in Rio Blanco County remained zero percent contained as of Thursday morning, with hot, dry and windy ...

Smoke from Canadian wildfires is causing air quality concerns for millions of Americans in the Midwest and Northeast.