At "hazardous" levels, the region is experiencing an air quality emergency. Those with chronic respiratory or cardiovascular conditions are more at risk of developing serious health issues as ...

It’s another First Alert Weather Day today for the heat. An Extreme Heat Warning is in effect today until 8 p.m.

According to the Maricopa County Air Quality Map, several parts of the Valley have an air quality level listed in the "very ...

As for our recent hazardous event, I’m not suggesting that someone dropped the ball in not issuing a warning. I’m guessing that no State of City agency has been tasked with issuing such a warning.

The alert will remain go into effect starting at midnight on Saturday, June 21, through Monday, June 23, for counties in Ohio ...

The Air Quality Index (AQI) uses a color-coded scale to inform the public about air pollution levels and potential health risks. Michigan residents can check the AQI through various online ...

Air quality in confined spaces can change in an instant—and assumptions can be costly. Here’s why continuous monitoring and ...

The worst air in the country on June 14 is in New Castle County. The air quality index in Wilmington as of 9:45 a.m. was 227, which is "very unhealthy," according to AirNow. A monitor in Newark was at ...

Amid summer temperatures and wildfires burning in the Inland Empire, some areas of Southern California will experience adverse air quality on Monday. Unhealthy air quality is anticipated for the ...

A discussion of the Clean Air Act (CAA), its amendments, and significant caselaw pertaining to clean air regulation in the US ...

Officials issue an air quality advisory for counties in southwest Michigan as Canadian wildfires burn. Here's what the air ...