World Air Quality Index (AQI) Ranking | IQAir
Keep track of the most polluted cities in the world with our air quality index (AQI) ranking.
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 of the five most common air pollutants, and how to avoid those effects.
World's Air Pollution: Real-time Air Quality Index
Air Quality Index (AQI) Calculation. The Air Quality Index is based on measurement of particulate matter (PM 2.5 and PM 10), Ozone (O 3), Nitrogen Dioxide (NO 2), Sulfur Dioxide (SO 2) and Carbon Monoxide (CO) emissions.
Live Animated Air Quality Map (AQI, PM2.5...) | IQAir
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.
Air Pollution in United States: Real-time Air Quality Index …
Know any Air Quality station in your surroundings? Contribute to the aqicn.org map with your own GAIA Air Quality Monitor
National Maps | AirNow.gov
The list below shows the areas with the highest NowCast AQI for the current hour. The AirNow system automatically generates this list every hour, based on the areas with the highest NowCast AQI for ozone or particle pollution.
AirNow Interactive Map - US EPA
The air quality forecast is a prediction of the day’s overall AQI issued by state and local air quality forecasters. Each dot on this map represents a city or reporting area that issues a forecast. Read more about the air quality forecast. Click on a dot to see forecast info for …
Air Quality - Cities and Counties | US EPA - U.S. Environmental ...
Aug 16, 2024 · The following spreadsheets provide air quality status and trends for counties and cities, defined as CBSAs (Core-Based Statistical Areas), with monitoring data. These tables are based on data from EPA's AQS (Air Quality System) database as of May 2, 2023.
AirCompare Basic Info - US EPA
Use AirCompare to find out where and when air quality is better for you. AirCompare maps provide information for counties that monitored outdoor air quality in the last five years and tailor that information for groups more likely to be affected by different levels of pollution. Go to maps.
Air Pollution in World: Real-time Air Quality Index Visual Map
Once connected, your real time air pollution levels are instantaneously available on the maps and through the API. The station comes with a 10-meter water-proof power cable, a USB power supply,mounting equipment and an optional solar panel. Click for more information.