Another air quality alert is in effect Tuesday for NYC, western Long Island, the Hudson Valley, northwest New Jersey and ...

Due to smoke from Canadian wildfires, the air quality index over much of eastern Pennsylvania was in the “orange” range ...

With an Air Quality Index (AQI) of 200, considered “very unhealthy,” they made the right call. It’s time to start thinking of Air Quality like you would running in heat and humidity.

Heat and poor air quality are becoming chronic problems. Here’s what Boston is doing to adapt. But first, here’s what else is ...

Close the windows and turn on the air conditioner, if you have one, setting it to circulate the indoor air. Use blankets to ...

Parts of New York are expected to experience the third consecutive day of bad air quality Wednesday, as wildfire smoke continues to waft south from Canada.

Some regions of Louisiana are known for having the worst air quality, but other areas are said to have the best. Here's where ...

The U.S. Air Quality Index listed a moderate air quality across the Jersey Shore, with an index of 82 in Asbury Park and 84 in Toms River as of late Sunday morning.

As of 5:30 a.m. Friday, the government air quality tracking website AirNow showed Chicago's air quality in the "unhealthy" category, which ranks as level four of six on the Air Quality Index.

Wisconsin is again experiencing poor air quality from Canadian wildfire smoke. Here's what you can do to protect your kids and pets.

Air quality in Milwaukee is once again approaching unhealthy levels due to Canadian wildfire smoke. As of 9 a.m. July 17, the Air Quality Index (AQI) in the Milwaukee metro area was between 115 to ...

North Adams’ air quality, also “unhealthy,” had an index of 172 while Great Barrington’s was at 178, according to AirNow.gov. Between them both in Pittsfield, the air quality index was at 195.