After fires destroyed multiple neighborhoods across Los Angeles County, many residents looked up to find blue, smoke-free ...

Indicators like the Air Quality Index (AQI), commonly used to track air pollution levels, provide a rough sense of the ...

As the Air Quality Index (AQI) in the national capital worsened again reaching the 'severe' category, the Commission for Air ...

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

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

KCRW and R&S Kayne Foundation Los Angeles held a public information panel and Q&A session regarding immediate and long-term ...

The Air Quality Index measured 156 near Forks, Washington, and received a rating of "unhealthy," meaning some members of the ...

Think back to the red AQI forecast on your phone. What information was it trying to convey? The Air Quality Index (AQI) is a ...

The AQI, which was recorded at 276 on Tuesday, increased exponentially and was recorded at 365 on Thursday due to smog and ...

The air quality in the national capital has once again deteriorated, falling into the 'very poor' category on Wednesday ...

Portland’s air quality is currently comparable to Los Angeles, despite the ongoing wildfires in Southern California.

According to the National Air Quality Index, prepared by the Central Pollution Control Board, “poor” air can cause “breathing discomfort to most people on prolonged exposure”. “Moderate” air can cause ...