The Air Quality Index, or AQI, is the primary system used to warn the public when air pollution is dangerous. It’s based on ...
Wildfire ash carries many carcinogens that could cause short- and long-term health problems, including asthma attacks and ...
As people return to the structures spared from Los Angeles wildfires, experts warn that they should be careful of the air ...
Already known for having some of the worst air quality in the U.S., people in Southern California are now also at risk of ...
Officials are warning of windblown ash and other pollutants from Los Angeles-area fires and say air quality readers won't ...
The Oregon Department of Environmental Quality issued an air quality advisory Wednesday for Klamath County, southern Lake ...
As thousands of acres burn across Southern California, wildfire smoke is causing poor air quality in the region and beyond.
The Oregon DEQ has issued an air quality advisory for parts of Oregon due to stagnant air trapping pollutants.
The index shows what health effects are associated with each category of air quality. Experts say the particles in wildfire smoke can cause headaches, irritate sinuses, make noses run and eyes ...
LOS ANGELES — Massive wildfires burning in the Los Angeles area have filled the air with a thick cloud of smoke and ash, ...