Portland
 
  • AQI Loop
  • AQI
  • Ozone AQI
  • PM2.5 AQI
AQI Animation - http://www.epa.gov/airnow/2013/20130109/anim_aqi_portland_or.gif
Peak AQI - http://www.epa.gov/airnow/2013/20130109/peak_aqi_portland_or.jpg
Peak Ozone (8-hour) - http://www.epa.gov/airnow/2013/20130109/peak_o3_portland_or.jpg
Peak Particles PM<sub>2.5</sub> (24-hour) - http://www.epa.gov/airnow/2013/20130109/peak_pm25_portland_or.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
 
Local Air Quality Resources
Action Day Program
 
State Air Quality Resources
American Lung Association (ALA) of Oregon
Klamath County Air Quality Advisory
Oregon Asthma Program
Oregon DEQ - Air Quality - Contact Us
Oregon DEQ - Air Quality Program
Oregon DEQ - Oregon Air Quality Index
Oregon Department of Environmental Quality (DEQ)
Daily AQI
Wednesday, January 09, 2013
Particles PM2.5
27 
Good
Particles PM10 Not Available
Ozone
 
Good
select another date to see data and maps:
Note: data are available beginning August 1, 2010.

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