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

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 ...

A gray haze from wildfire smoke could be seen in Cincinnati, and the entire state of Minnesota is under an air quality alert.

Potentially hazardous air quality has gripped Phoenix, Arizona, as a combination of stagnant weather, windblown dust, and warm temperatures fueled a rise in PM10 pollution, prompting hazy skies and ...

The colors are used on air quality forecast maps. Wildfires are a common cause of extended periods of unhealthy air. In 2020, smoke from wildfires pushed the index above 400 around Portland, ...

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

In a world of increasing wildfires and invisible irritants, we consulted with experts to explain why and how to measure air quality in your home and take steps to correct it. By Terri Williams ...

A color-coded air quality map will show that status in red, purple or maroon. More from CBS News. Where to view 4th of July fireworks in Metro Detroit and Michigan in 2025.