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

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 ...

The Air Quality Index, or AQI, is the primary system used to warn the public when air pollution is dangerous. It’s based on data collected from 5,000 air monitors across the country. The index ranges ...

Naturally, people in the Los Angeles area are reaching for their phones to see what the Air Quality Index (AQI) says about ...

The Air Quality Index, set by the Environmental Protection ... be worse if you’re near a pollution source. Communities of color are systematically exposed to more pollution from industrial ...

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

The EPA created six color-coded categories from green (good ... What doesn't AQI tell us? The Air Quality Index does not take ...

Oregon DEQ issues air quality advisory for several counties due to air stagnation trapping smoke and pollutants.

An air quality alert was issued on Tuesday at 5:03 a.m. for Josephine County.

The Oregon Department of Environmental Quality issued an air quality advisory for Eastern Lane, Eastern Linn, Eastern Marion, ...

Think back to the red AQI forecast on your phone. What information was it trying to convey? The Air Quality Index (AQI) is a ...

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