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.A. County, but they shouldn ...

Indicators like the Air Quality Index (AQI), commonly used to track air pollution levels, provide a rough sense of the pollution floating in the skies. But those types of indicators don't capture some ...

Dhaka, the capital city of Bangladesh, has topped the list of cities having the worst air quality with an AQI score of 243 at 8:50am this morning (February 3, 2025). Today's air was classified as ...

The ongoing wildfires that erupted across Los Angeles County last week have many residents worried about what they're breathing and how to keep their families safe. More than 5,000 people tuned in ...

Here's how to tell if you're in an area at risk. What is the Air Quality Index, or AQI? The Air Quality Index, often referred to as AQI, is a federal measure of the amount of air pollution ...

The agency runs calculations on the readings to determine the air quality index, or AQI, which can represent current conditions and averages over the next 24 hours. The AQI, which ranges from 0 to ...

Flames have engulfed large parts of Los Angeles, and some Arizona locals have speculated that winds are pushing the smoke east and befouling the air in Phoenix. While wildfire smoke has certainly ...

Tens of thousands of people have evacuated their homes and at least two have died in raging fires sweeping across Los Angeles County Wednesday. Multiple wildfires spread by strong Santa Ana winds ...

Arizona is the only state with an air quality index that falls in the “unhealthy” category. In 2021, Maricopa County had good air quality on only 4% of days. Air pollution in the Valley and ...

Think back to the red AQI forecast on your phone. What information was it trying to convey? The Air Quality Index (AQI) is a color-coded tool to relay air pollution threats. Starting at GREEN, for ...

with some areas reporting hazardous levels exceeding 500 on the Air Quality Index (AQI). California has always been vulnerable to raging wildfires, but scientists have said that climate change has ...

The air quality index (or AQI) is the U.S. Environmental Protection Agency’s way of gauging outdoor air quality and health. The higher the index number climbs, the unhealthier the air.