Knowing how to read the EPA's Air Quality Index can help you understand whether smoke from numerous Canadian wildfires makes it hazardous to breathe outside air. "The AQI is an index for reporting ...

As smoke from Canadian wildfires has made its way into the U.S., it is important to understand how the air quality index works. Here's what each color code means.

The Air Quality Index is used nationwide to measure the severity of air pollution and categorize the health risks that are involved with various levels of pollution. The index uses six color ...

NEDA ULABY, BYLINE: Red is the traditional color of danger, of stop signs, of warnings. So it's also the color on the government chart showing the air quality index is more than 150, meaning ...

The EPA breaks the Air Quality Index into a few categories with different recommendations. Green (0–50): The air is safe to ...

The Air Quality Index (AQI) is used by various government agencies to report how clean or polluted the air is in your area. For example, you may have spotted this metric popping up in local ...

What do the AQI numbers and colors mean? The index runs from zero to 500. The higher the number, the worse the air quality. That range is broken down into six color-coded categories.

Index readings fall into one of six color-coded categories, ... The national average air quality index in 2023 was 38, according to IQAir, a Swiss air quality technology company.

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 six color-coded categories in the Air Quality Index. The AQI features six color-coded categories: green, yellow, orange, red, purple and maroon. Each category has corresponding values and ...