Northern Virginia
 
  • AQI Loop
  • AQI
  • Ozone AQI
  • PM AQI
AQI Animation - http://www.epa.gov/airnow/2014/20140827/anim_aqi_va_wv_md_de_dc.gif
 
Legend: National Parks/Monuments National Parks/Monuments
Peak AQI - http://www.epa.gov/airnow/2014/20140827/peak_aqi_va_wv_md_de_dc.jpg
 
Legend: National Parks/Monuments National Parks/Monuments
Peak Ozone (8-hour) - http://www.epa.gov/airnow/2014/20140827/peak_o3_va_wv_md_de_dc.jpg
 
Legend: National Parks/Monuments National Parks/Monuments
Peak Particles PM<sub>2.5</sub> (24-hour) - http://www.epa.gov/airnow/2014/20140827/peak_pm25_va_wv_md_de_dc.jpg
 
Legend: National Parks/Monuments National Parks/Monuments
 
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
AQI Forecasts and Current Data | Ozone Action Day Programs
 
State Air Quality Resources
American Lung Association (ALA) of Virginia
Virginia DEQ - Air Quality Data
Virginia DEQ - Air Quality Forecast
Virginia DEQ - Contact Us
Virginia Department of Environmental Quality (DEQ)
Daily AQI
Wednesday, August 27, 2014
Particles PM2.5
61 
Moderate
Particles PM10
24 
Good
Ozone
101 
Unhealthy for Sensitive Groups
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)