On Wednesday at 2:12 p.m. an air quality alert was reported by the NWS San Diego CA in effect until Sunday at midnight. The ...

At 1:58 p.m. on Wednesday, the NWS Los Angeles/Oxnard CA reported an air quality alert in effect until Saturday at 11 p.m.

Sensitive groups are at a higher risk of health issues due to the outside air, according to area air quality experts.

People in Colorado have been urged to avoid driving gas and diesel vehicles on Thursday amid an air pollution warning.

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

On Thursday, June 5, an air quality alert is in place for 15 counties in the UP ... Detroit had a PM2.5 reading of 158 - all of which fall in the unhealthy range, meaning, people should remain indoors ...

On Thursday, June 5, an air quality alert is in place for 15 counties in the UP: Alger, Baraga, Chippewa, Delta, Dickinson, ... What does PM2.5 mean on the air quality index?

The Pennsylvania Department of Environmental Protection has issued a Code Orange Air Quality Alert for the Susquehanna Valley ...

What is the air quality index in Cincinnati? Cincinnati's AQI measured 65 as of 6:37 a.m. on Thursday, June 12, meaning the area has ozone and PM2.5, or fine particulate matter, levels in the ...

Smoke from Canadian wildfires triggers air quality alerts in northern Michigan and the Upper Peninsula. Residents, especially sensitive groups, are urged to stay indoors and limit outdoor activities.

Smoke from Canadian wildfires triggers air quality alerts in northern Michigan and the Upper Peninsula. Residents, especially sensitive groups, are urged to stay indoors and limit outdoor activities.

Friday is expected to be similarly bad, and the EPA extended its air quality alert through the end of the day Friday. Levels between 200 and 300 are “very unhealthy,” and anything between 300 ...