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

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

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

The NWS San Diego CA reported an air quality alert at 11:08 a.m. on Wednesday in effect until Thursday at 8 p.m. for ...

Lingering smoke from prairie fires left air quality being temporarily deemed unhealthy the morning of April 16 in the Topeka area.

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Ken Apacki, of Granville, is starting with 24 monitors that will establish a baseline for the air quality before Intel's chip plant and other manufacturers come online.

Cities in California, Texas and Arizona are expecting air quality to become unhealthy for sensitive groups on Thursday.

Rising temperatures and continued sunny skies are great weather conditions to get outside and enjoy, but poor air quality on Thursday could force many residents to stay indoors. Houston air quality ...

Officials in the Tucker County community still have many questions after a secretive company applied to build a 500-acre ...

(NewsNation) — A new study indicates that long-term exposure to air pollutants could directly correlate to an increased risk for depression. The study published in Environmental Science and ...

The Federal Aviation Administration plans to hire 2,000 air traffic controller trainees this year and maintain strict oversight of Boeing, the agency's acting administrator said in written ...