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  2. What is the Air Quality Index? - AOL

    www.aol.com/news/air-quality-index-183148527.html

    The so-called AirNow system was created by the EPA in 1998 to serve as a "centralized, nationwide repository" for real-time data collected by local, state and federal agencies, including the ...

  3. Air quality index - Wikipedia

    en.wikipedia.org/wiki/Air_quality_index

    AQI at airnow.gov - cross-agency U.S. Government site; New Mexico Air Quality and API data - Example of how New Mexico Environment Department publishes their Air Quality and API data. EPA Air Quality Index - A Guide to Air Quality and Your Health; AQI at Meteorological Service of Canada; San Francisco Bay Area Spare-the-Air - AQI explanation; Asia:

  4. NowCast (air quality index) - Wikipedia

    en.wikipedia.org/wiki/NowCast_(air_quality_index)

    PM 2.5 AQI of US monitors, calculated utilizing NowCast, courtesy US EPA PM2.5 AQI map, calculated utilizing NowCast, courtesy US EPA. The PM (particulate matter) NowCast is a weighted average of hourly air monitoring data used by the United States Environmental Protection Agency (USEPA) for real-time reporting of the Air Quality Index (AQI) for PM (PM 10 - particles less than 10 micrometers ...

  5. Raging western wildfires are causing unhealthy air quality in ...

    www.aol.com/news/raging-western-wildfires...

    That's considered "very unhealthy," according to AirNow, a government tool tracking air quality. The index is measured from 0 to 301 and higher , with lower numbers indicating cleaner air.

  6. 'Dangerous situation': Powerful, erratic Santa Ana winds ...

    www.aol.com/malibu-under-mandatory-evacuation...

    For more information and tips, go to vcapcd.org or airnow.gov. This story has been updated to add new information. This article originally appeared on USA TODAY: Malibu fire updates: ...

  7. USA.gov - Wikipedia

    en.wikipedia.org/wiki/USA.gov

    USA.gov is the official web portal of the United States.It is designed to improve the public's interaction with the United States government by quickly directing website visitors to the services or information they are seeking, and by inviting the public to share ideas to improve government.

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