AirNow.gov
AirNow is your one-stop source for air quality data. Our recently redesigned site highlights air quality in your local area first, while still providing air quality information at state, national, and …
Air Quality Index (AQI) | AirNow.gov
Local air quality can affect our daily lives. Like the weather, it can change from day to day. EPA developed the Air Quality Index, or AQI, to make information available about the health effects …
National Maps | AirNow.gov
Smoke from several wildfires in the Los Angeles, California area is affecting air quality in portions of the state. Check the AirNow Fire and Smoke Map for local air quality conditions, fire …
Air Quality Index (AQI) Basics - AirNow
The U.S. Air Quality Index (AQI) is EPA's tool for communicating about outdoor air quality and health. The AQI includes six color-coded categories, each corresponding to a range of index …
AQI & Health | AirNow.gov
Local air quality can affect our daily lives. Like the weather, it can change from day to day. EPA developed the Air Quality Index, or AQI, to make information available about the health effects …
State AQI | AirNow.gov
The U.S. Environmental Protection Agency and the U.S. Forest Service are pleased to bring you this updated AirNow Fire and Smoke Map, with even more information you ...
AirNow Fire and Smoke Map
This map shows fine particle pollution from wildfires and other sources. It does not show air toxics or other pollutants. For ozone, go to AirNow .
About AirNow | AirNow.gov
AirNow reports air quality using the official U.S. Air Quality Index (AQI), a color-coded index designed to communicate whether air quality is healthy or unhealthy for you. When you know …
The website highlights air quality at the local level first, while also providing air quality information at the state, national, and world level. The AirNow Dial allows users to quickly see what their …
Recent AQI Trends | AirNow.gov
This chart shows the NowCast AQI in your area for the previous 24 hours. Mouse over or tap a bar to see which pollutant (ozone or PM) was highest that hour.