Sunday will have plenty of sunshine and light southerly breezes. However, several Pennsylvania counties will be under an air ...

The Pennsylvania Department of Environmental Protection (DEP) has declared a Code Orange Air Quality Action Day for ozone for ...

Wildfire smoke returns to Minnesota on Sunday, sweeping in from the northwest to the southeast. An air quality alert is in ...

Children, older adults and those with respiratory conditions are urged to avoid avoid strenuous or long activities outdoors ...

Smoke drifting south from Canadian wildfires has made skies in Pennsylvania and other states hazy this week. The Pennsylvania ...

Residents in Northumberland County faced unhealthy air conditions earlier this week as smoke from Canadian wildfires prompted ...

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

For the second day in a row, the Pennsylvania Department of Environmental Protection declared a Code Orange air quality alert in most of Central Pennsylvania on Wednesday for particulate matter from ...

Wildfire smoke has returned to Pennsylvania, but its impact on air quality so far is far less severe than what the region ...

Air quality alerts are in place for portions of 10 states from Minnesota to Delaware as officials warn the smoke may become ...

Particularly north and west of the Lehigh Valley, anyone who might be especially vulnerable to the effects of air pollution ...