It took a week, but AQMD mobile testing from Jan. 31 in the Altadena fire area showed no elevated levels for air toxics.

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

The Palisades and Eaton wildfires also continue burning in the Los Angeles area, leaving parts of Southern California with ...

Dust and ash left behind from the January wildfires in Los Angeles County can be irritating and hazardous to health when it’s picked up by winds and spread throughout Southern California. Windblown ...

The air quality remained in the ‘poor’ category with an AQI of 263, according to the Central Pollution Control Board (CPCB). Several cities reported alarming AQI levels including Anand Vihar (312), ...

Story continues below this ad Calm winds, low temperatures and foggy conditions allowed the accumulation of pollutants in the region, with the air quality index soaring from 275 on Tuesday to 396 at 6 ...

Delhi's air quality was recorded at 302 on Thursday, falling under the 'very poor' category, which is a slight improvement from Wednesday's AQI of 386. Listen to Story Delhi's AQI recorded at 302, ...

The AQI is measured on a scale from 0 to 500, with the lower the number, the healthier the air. (Getty Creative) ...

School students wait for transport amid dense morning fog(PTI) Calm winds, low temperatures and foggy conditions allowed the accumulation of pollutants in the region, with the air quality index ...

(Reuters) - Air quality in wildfire-stricken Los Angeles improved on Thursday from hazardous peaks hit earlier this month, as tiny soot particles that can penetrate the lungs and brain dropped to ...

Calculating air pollution from wildfires and other events has become more complicated. That doesn’t mean it’s necessarily more accurate.

Wildfire ash carries many carcinogens that could cause short- and long-term health problems, including asthma attacks and ...