Poor air quality isn't always obvious, but it's a serious health issue affecting both our indoor and outdoor environment ...

TRI-CITIES, Wash.- An Air Stagnation Advisory remains in effect until Friday at 4:00 a.m., impacting much of the forecast ...

Air quality in San Diego is improving, according to year-over-year data. Why it matters: Long-term exposure to poor air quality is harmful to your health. By the numbers: The average percentage of ...

Learn what the air quality index (AQI) means, how it impacts your health, and how to stay safe when pollution is high.

On Tuesday at 12:56 p.m. the National Weather Service issued an air stagnation advisory in effect until Friday at 4 a.m. for ...

An air quality alert was issued on Tuesday at 5:03 a.m. for Josephine County.

Fresh air has been a distant memory for Dundalk residents after a recycling plant went up in flames near their homes. "In my ...

The reopening of Thalia Mara Hall, which has been closed since Aug. 1, has been delayed due to poor air quality tests, among ...

If you have been hearing about poor air quality in New York City Friday, you can breathe a deep sigh of relief (literally): ...

Referring to the air quality in many parts of having reached unhealthy levels, the National Building Research Organization ...

Toxic smoke and dangerous particulate pollution are spreading far beyond the flames, leaving air quality at unhealthy levels ...

Even with thick smoke coming from the Hughes Fire, skies have been clear in many areas, and the air quality forecast has been ...