Northern Virginia
 
  • AQI Loop
  • AQI
  • Ozone AQI
  • PM AQI
AQI Animation - https://files.airnowtech.org/airnow/2013/20131016/anim_aqi_va_wv_md_de_dc.gif
 
Legend: National Parks/Monuments National Parks/Monuments
Peak AQI - https://files.airnowtech.org/airnow/2013/20131016/peak_aqi_va_wv_md_de_dc.jpg
 
Legend: National Parks/Monuments National Parks/Monuments
Peak Ozone (8-hour) - https://files.airnowtech.org/airnow/2013/20131016/peak_o3_va_wv_md_de_dc.jpg
 
Legend: National Parks/Monuments National Parks/Monuments
Peak Particles PM<sub>2.5</sub> (24-hour) - https://files.airnowtech.org/airnow/2013/20131016/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 Day
 
Local Air Quality Resources
Ozone Action Day Programs
 
State Air Quality Resources
Antelope Valley Air Quality Management District
Bay Area Air Quality Management District
California Air Resources Board
Imperial County Air Pollution Control District
Mendocino County Air Quality Management District
Mojave Desert Air Quality Management District
Monterey Bay Unified Air Pollution Control District
Placer County Air Pollution Control District
Sacramento Metropolitan Air Quality Management District
San Diego County Air Pollution Control District
San Joaquin Valley Air Pollution Control District
San Luis Obispo County Air Pollution Control District
Santa Barbara County Air Pollution Control District
South Coast Air Quality Management District
Ventura County Air Pollution Control District
Yolo-Solano Air Quality Management District
Daily AQI
Wednesday, October 16, 2013
Particles PM2.5
35 
Good
Particles PM10
13 
Good
Ozone
28 
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)