District of Columbia
 
Data courtesy of:
 

AQI Forecast - http://www.epa.gov/airnow/today/forecast_aqi_20141020_va_wv_md_de_dc.jpg
 
Legend: National Parks/Monuments National Parks/Monuments
 - http://www.epa.gov/airnow/today/cur_aqi_va_wv_md_de_dc.jpg
 
Legend: National Parks/Monuments National Parks/Monuments
AQI Animation - http://www.epa.gov/airnow/today/anim_aqi_va_wv_md_de_dc.gif
 
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
 
State Air Quality Resources
American Lung Association (ALA) of the District of Columbia
District Department of the Environment
District Dept. of the Environment - Contacts
District of Columbia - Emergency Management Agency - Air Quality Indexes
Metropolitan Washington Council of Governments - Air Quality Information
Click on the city name for more detailed information.

printable summary
FORECAST CURRENT
AQI
Mon
Oct 20
Tue
Oct 21
Metropolitan Washington
42 
33 
31