Every day the Air Quality Index (AQI) tells you how clean or polluted your outdoor air is, along with associated health effects that may be of concern. Local air quality affects how you live and breathe. Like the weather, it can change from day to day or even hour to hour.

Discover AirVisual Map, live world air pollution and air quality index (AQI) interactive 2D animated map combining PM2.5 data from public government, air quality stations, our community.

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 values. The higher the AQI value, the greater the level of …

Check out the real-time air pollution map, for more than 80 countries. Can not find your city on the map? The GAIA air quality monitor uses laser particle sensors to measure in real-time PM2.5 and PM10 particle pollution, which is one of the most harmful air pollutants.

Check the AirNow Fire and Smoke Map for local air quality conditions, fire locations and smoke plumes. Use this box for geographic or location based searches. This button allows AirNow to find the Air Quality at your current location. To use this feature you must allow AirNow to access your location in your device settings.

The Air Quality Index (AQI) is used for reporting daily air quality. It tells you how clean or polluted your air is, and what associated health effects might be a concern for you. The AQI focuses on health effects you may experience within a few hours or days after breathing polluted air.

USA Air Quality Index (AQI). Read the air pollution in USA, get real-time, historical and forecast PM2.5 and weather data with AirVisual.

Refresh your screen periodically to see the most recent data. The air quality forecast is a prediction of the day’s overall AQI issued by state and local air quality forecasters. Each dot on …

An air quality index (AQI) is an indicator developed by government agencies [1] to communicate to the public how polluted the air currently is or how polluted it is forecast to become. [2][3] As air pollution levels rise, so does the AQI, along with the associated public health risk.

Keep track of the most polluted cities in the world with our air quality index (AQI) ranking.