The Air Quality Index (AQI) can tell you a lot about the health of the environment, but there are still measures you can take ...

Southern California wildfires have spurred smoke advisories by authorities and contributed to hazardous air quality ...

The Air Quality Index, set by the Environmental Protection Agency, is your guide to how bad the air quality is outdoors. The data that goes into the Air Quality Index comes from 5,000 air monitors ...

This measure, based on data from the Environmental Protection Agency, evaluates states on the number of days the Air Quality Index in counties was not rated “good.” U.S. News calculated a ...

Get all the news you need in your inbox each morning. According to nationwide Air Quality Index data maintained by USA TODAY, areas hit hardest include central LA county around Chinatown ...

🌫 What Does It Do? Measures Air Quality: Shows how good or bad the air is. Uses AQI: AQI stands for Air Quality Index. It’s a score that tells you how safe the air is, from really good to really bad.

Share on Pinterest If you live in an area where you may be exposed to wildfire smoke, check your local Air Quality Index (AQI) before exercising outdoors. Jay L. Clendenin/Getty Images Wildfire ...

The highest AQI levels will occur in Altadena and other ... to remove viruses and bacteria from the lungs, the EPA says. USA TODAY interviewed two indoor air quality experts in 2023 who offered ...