If you’re in eastern Pennsylvania or New Jersey and noticed a haze in the sky Sunday morning, you weren’t imagining things.

Smoke from Canadian wildfires is enveloping the Tri-State area, leading to an air-quality alert that has been extended ...

An air quality health advisory is in place until midnight due to elevated levels of fine particulate matter, city officials ...

Around noon on Saturday, New York City Emergency Management issued an air quality health advisory as the Big Apple’s air ...

Wildfire smoke descended into the U.S. on Thursday, prompting alerts that asked people to keep an eye out for health symptoms ...

Smoke from Canadian wildfires persisted across the Upper Midwest on Friday, prompting air quality alerts for millions.

Cities forecasted to see levels of ozone that are "unhealthy for sensitive groups" include Danbury, Hartford, Middletown and ...

As of Tuesday morning, the Air Quality Index in Milwaukee was between 115 to 120, which falls in the "unhealthy for sensitive ...

The 'unhealthy for sensitive groups' air quality in Chicago comes as an air quality alert was issued for the entire state of ...

Canadian wildfire smoke no longer lingers in Michigan as of July 18. Southwest Michigan will experience unhealthy air for sensitive groups on July 21.

Today Dhaka’s air was classified as ‘unhealthy for sensitive groups’ referring to a health threat, according to the AQI index ...