The EPA's AirNow.gov site uses the index to provide the latest status for your area. To use the site, enter your ZIP code and a meter will pop up showing you what the value and color category is ...

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.

What is a "Code Red" air quality alert and how it impacts you 02:17. PHILADELPHIA (CBS) -- Air Quality Index (AQI) refers to the Environmental Protection Agency's scale regarding the health impact ...

The term “code red” comes from the U.S. Environmental Protection Agency’s color-coded Air Quality Index (AQI), which tracks five major air pollutants: ground-level ozone, carbon monoxide ...

AirNow.gov Air Quality Index (AQI) Basics for Ozone and Particle Pollution. airnow.gov Ways To Protect Yourself When AQI Is Above 150. Even small amounts of exposure to poor air can be harmful to ...

It is also recommended that children and elderly should not spend more than six hours outdoors during a Code Orange Alert. The Air Quality Index (AQI) is an index for reporting daily air quality.

The index goes from one to 500, with the higher numbers indicating worse air quality, and an index of 101 and above indicating “adverse health effects.” As I type this, DC is at 179, and anything ...

Code Red Air Quality Index declared for Pennsylvania The Pennsylvania Department of Environmental Protection declared Wednesday a Code Red. Updated: 6:46 PM EDT Jun 7, 2023 ...