The air quality index measures PM2.5, less than 2.5 microns particles, to determine the intensity of air pollution in cities.

In January, 2025, six wildfires broke out and spread rapidly across the greater Los Angeles region in California, USA. Fanned by the strong Santa Ana winds, these raging infernos have caused ...

With less smoke being released from wildfires this week, the AQMD map measured a reduced presence of fine particle pollution in the air without accounting for other pollutants such as ash ...

Ventura Beach in California was transformed into sepia tone as smoke from the Hughes Fire suffocated the sky north of Los Angeles on Wednesday, January 22. This video shared to Instagram shows the ...

As the sun began to set over Castaic Lake on Wednesday, the hills to the north and east were engulfed in flames, casting an eerie orange ... Hughes fire has emitted enormous plumes of smoke ...

On January 23, 2025, massive plumes of smoke and orange skies were visible from Castaic, California, as the Hughes Fire spread ... U.S. not treated well by Canada? 'Come From Away' director ...

In the aftermath of the Southern California wildfires, health experts are warning residents about the dangers of toxins still lingering in the air. Ash, smoke and other chemicals can easily seep ...

Smoke quickly filled the skies over Southern California on Wednesday as a new wildfire, dubbed the Hughes Fire, rapidly grew to more than 5,000 acres, video shows. The rapidly growing fire near the ...

Smoke quickly filled the skies over Southern California on Wednesday as a new wildfire, dubbed the Hughes Fire, rapidly grew to more than 5,000 acres, video shows. The rapidly growing fire near ...

It was smoke from the Los Angeles wildfires. Rasmus Swalethorp and others on a routine month-long sampling mission aboard a government research vessel sprang into action. The presence of wildfire ...

While Santa Ana winds will clear smoke, forecasters say it will ... are those closest and downwind. For the Eaton Fire that includes La Canada, La Crescenta, Glendale and other parts of the ...