The red-level air quality index (AQI) category—covering values from 151 to 200—means the air is unhealthy for everyone, not ...

Air quality levels are harmful for sensitive populations in parts of Nebraska, and children are urged to stay indoors.

On Wednesday at 3:35 p.m. an air quality alert was reported by the NWS Greenville-Spartanburg SC in effect until Thursday at ...

At 3:35 p.m. on Wednesday, the NWS Greenville-Spartanburg SC reported an air quality alert in effect until Thursday at ...

An air quality alert was reported by the NWS San Diego CA on Thursday at 12:22 p.m. in effect until Saturday at midnight for ...

The National Weather Service reported an air quality alert at 1:30 p.m. on Thursday in effect until 2:30 p.m. The alert is for Columbus Area, Fremont Area, Omaha Area, Lincoln ...

At 7:50 a.m. on Thursday, the NWS Phoenix AZ reported an air quality alert in effect until Saturday at midnight. The alert is for Imperial County Southwest, Imperial County West and Imperial Valley.

On Thursday at 10:17 a.m. the National Weather Service reported an air quality alert in effect until Friday at 7 a.m. The alert is for Kearney Area and Grand Island ...

On Tuesday at 1:59 p.m. the National Weather Service reported an air quality alert in effect until Wednesday at 10 a.m. The alert is for Columbus Area, Fremont Area, Omaha ...

On Tuesday at 1:59 p.m. the National Weather Service reported an air quality alert in effect until Wednesday at 10 a.m. The alert is for Nance, Merrick, Polk, Hamilton, York, ...

The EPA's air quality forecast for Thursday shows a concentration of red-level AQI alerts centered on southern New Mexico and El Paso, Texas. Particulate matter, or PM2.5, is of particular concern.

The Texas Commission on Environmental Quality has issued an Ozone Action Day, also known as an Air Quality Alert, for the ...