Air Quality


Forecast 

Source: Metropolitan Washington Council of Governments

  • For daily Air Quality Index forecasts:

 On Code Red Days

  • People
    • Children, the elderly and individuals with heart or respiratory ailments, emphysema, asthma or chronic bronchitis should reduce outdoor activities.
    • Healthy individuals should limit strenuous outdoor work or exercise and should limit their outdoor activities.
  • Transportation
    • Limit driving and when possible, combine trips, telework, carpool or use mass transit, including Fairfax Connector..
    • Refuel vehicles after dusk and limit idling.
  • Conservation
    • Turn off lights and electronics when not in use.
    • Keep air conditioning no lower than 78 degrees.
  • Around the House
    • Avoid mowing lawns with gasoline-powered motors.
    • Don't use chemicals on your lawn and gardens.
    • Put off painting until air quality improves.

      Air Quality Index Codes 

        Good -- Green

      Enjoy outdoor activities ...

      • Carpool, use public transit, bike or walk
      • Keep engines tuned
      • Use environmentally friendly products
        Moderate -- Yellow

      Some pollution in the air ...

      • Limit driving, consolidate trips
      • Reduce car idling
      • Conserve electricity, set A/C to 78 degrees
        Unhealthy for Sensitive Groups -- Orange

      Children and adults with respiratory and heart sensitivity should limit outdoor activity ...

      • Refuel after dusk, use fuel-efficient vehicles
      • Avoid driving, use transit, telework
      • Avoid using aerosol products
        Unhealthy -- Red

      Unhealthy for everyone ...

      • Avoid lawn mowing or use electric mowers
      • Put off painting until air quality improves
      • Limit strenuous outdoor activities
        Very Unhealthy -- Purple

      Very unhealthy for everyone ...

      • Avoid outdoor physical activities, especially sensitive groups


       


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