Sep 5, 2024 · 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 world views.

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.

Find U.S. Embassies and Consulates data here. All readings are preliminary, unvalidated, and subject to change. Select layers from the drop-down panels. On mobile, use the 3-line menu in …

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.

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.

Monitor your location's AQI in real-time. Get the latest air quality index and pollution levels, updated frequently for accurate, actionable information.

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.

Feb 19, 2025 · The U.S. Air Quality Index is EPA's index for reporting air quality. Every day the AQI tells you how clean or polluted your outdoor air is, along with associated health effects that may be of concern.

Our GAIA air quality monitors are very easy to set up: You only need a WIFI access point and a USB compatible power supply. Once connected, your real time air pollution levels are instantaneously available on the maps and through the API.

Feb 26, 2025 · The AirNow Interactive Map of Air Quality webmap provides hourly updated concentrations and Air Quality Index (AQI) values for monitor sites across North America. It also shows current air quality contours and forecast data for today and tomorrow.