The air quality index (AQI) in many LA regions looks good, but that doesn't mean the air is safe. Why it matters: The AQI in your weather app doesn't account for all pollutants caused by wildfires.

Learn what the air quality index (AQI) means, how it impacts your health, and how to stay safe when pollution is high.

A more accurate way of measuring this pollution would be through its AQI, a tool that measures the quality of air at various levels. A reading of 450-500 is what Delhi is recording at the moment ...

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

When the AQI is above 100, it can affect sensitive groups like children, older adults, and people with pre-existing lung or ...

Support LAist by giving now. Angelenos still bothered by the smell of smoke may be surprised to see that Air Quality Index numbers returned to “healthy” or “moderate” levels this week in L ...

Specialized air quality instruments captured a spike in lead, chlorine, and bromine pollution during the L.A. wildfires.

The AQI, which ranges from 0 to over 300, is divided into a scale of six colors starting with green, meaning it’s safe to do activities outside, to maroon, indicating people should seal their ...