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Bookmark or Share- AQI & Health | AirNow.govLocal 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.
- National Maps | AirNow.govThe 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. Because air quality can change during the day, the areas on this list may change throughout the day, too.
- State AQI | AirNow.govAir Quality Index (AQI) AQI Basics Ozone Using the Air Quality Index Particle Pollution AQI Calculators Action Days Air Quality and Health Activity Guides Your Health Asthma and Heart Disease Health Professionals Air Quality Awareness Week (EPA)
- Air Quality Index (AQI) | AirNow.govThe Air Quality Index (AQI) tells you how clean or polluted your outdoor air is and the associated health effects that may be of concern.
- AirNow.govAirNow 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.
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