Los Angeles County is the focus of an air quality alert reported at 1:58 p.m. on Wednesday by the National Weather Service.

Air quality levels are expected to be unhealthy for sensitive groups. This includes children, the elderly, and those with ...

As of Wednesday, 203 active wildfires were burning in Canada, with 102 of these considered to be “out of control,” meaning fires that are being observed and assessed, but not immediately ...

A Code Orange is triggered when the air quality index reaches a value of 101 to 150, meaning it’s “unhealthy for sensitive groups.” The reading in parts of the metro area was 115 at 6 p.m. Anything ...

People in Colorado have been urged to avoid driving gas and diesel vehicles on Thursday amid an air pollution warning.

If the air feels a little heavier today, you're not imagining it. A health advisory for elevated air pollution levels remains ...

The Pennsylvania Department of Environmental Protection has issued a Code Orange Air Quality Alert for Erie County, signaling ...

A code orange alert has been issued for the Lehigh Valley and eastern Pennsylvania on Monday due to elevated ozone levels as ...

The Southwest Ohio Air Quality Agency issued an air quality alert for Thursday, June 12, in Greater Cincinnati. The air quality alert will remain in effect until midnight in Butler, Clermont, Clinton, ...

What is the air quality index in Cincinnati? Cincinnati's AQI measured 65 as of 6:37 a.m. on Thursday, June 12, meaning the area has ozone and PM2.5, or fine particulate matter, levels in the ...

PHILADELPHIA (WPVI) -- The National Weather Service has declared an "Orange" air quality alert in the Philadelphia metro area and several New Jersey counties for Thursday. In Pennsylvania, Bucks ...

ST PAUL, Minn. — An orange air quality alert has been issued, meaning people sensitive to poor air quality are encouraged to limit the time spent outside. Wildfires in Manitoba and Saskatchewan ...