CODE MAROON: The health department says PM2.5 air quality conditions in areas of Allegheny County are in the hazardous range Thursday."At this time, the health department recommends no outdoor ...

Smoke from Canadian wildfires has triggered a Code Red Air Quality Alert across Hampton Roads, creating hazy skies and unhealthy air.

Twin Spring Farm Day Camp in Ambler, Pa., moved all activities indoors due to a Code Purple Air Quality Alert caused by smoke ...

Pittsburgh was under a Code Purple due to very unhealthy air quality on July 17.

A code purple air quality alert has been put into place in Bucks County. Here's how it may be impacting your weekend plans.

Pittsburgh was under a "Code Red" air quality alert July 16 as wildfire smoke hits the city. What that means.

Wildfire smoke has all of Central Pennsylvania, including Lebanon County, under a Code Purple alert. Here's what you need to ...

Montgomery County residents are being urged to limit time outdoors Friday as smoke from Canada and northern U.S. wildfires ...

Wildfire smoke has all of Central Pennsylvania, including York County, under a Code Purple alert.

The news of the upgrade from code red to code purple happened very quickly. Precautions need to be taken by everyone, ...

Wildfire smoke from Canada and Minnesota has led to a Code Purple alert for Pennsylvania on July 17. See the air quality map.