• AQI Loop
  • AQI
  • Ozone AQI
  • PM2.5 AQI
AQI Animation - http://www.epa.gov/airnow/2013/20130423/anim_aqi_newyork_ny.gif
Peak AQI - http://www.epa.gov/airnow/2013/20130423/peak_aqi_newyork_ny.jpg
Peak Ozone (8-hour) - http://www.epa.gov/airnow/2013/20130423/peak_o3_newyork_ny.jpg
Peak Particles PM<sub>2.5</sub> (24-hour) - http://www.epa.gov/airnow/2013/20130423/peak_pm25_newyork_ny.jpg
AQI: Good (0 - 50) AQI: Moderate (51 - 100) AQI: Unhealthy for Sensitive Groups (101 - 150) AQI: Unhealthy (151 - 200) AQI: Very Unhealthy (201 - 300) AQI: Hazardous(301 - 500) Action DayAction Day
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American Lung Association (ALA) of Washington
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Puget Sound Clean Air Agency
Puget Sound Clean Air Agency - Air Quality Right Now
Questions/Comments Regarding Forecasts
State of Washington-Department of Ecology-Air Quality Program
Daily AQI
Tuesday, April 23, 2013
Particles PM2.5 Not Available
Particles PM10 Not Available
Ozone Not Available
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Note: data are available beginning August 1, 2010.

Other Information
Current Conditions and Forecasts
Air Quality Maps Archives (by region)