Metropolitan Washington
 
Data courtesy of:
 

 
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 Programs | Forecast
 
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
Air Quality Forecast
Today's High Tomorrow's High
Air Quality Index (AQI)
33 
Good
Health Message: None
Air Quality Index (AQI)
53 
Moderate
Health Message: Unusually sensitive people should consider reducing prolonged or heavy exertion.
AQI - Pollutant Details
Particles (PM2.5)
33 
Good
Particles (PM2.5)
53 
Moderate

Current Conditions
Air Quality Index (AQI)
observed at 13:00 EST
27
Good
Health Message: None
AQI - Pollutant Details
Ozone 27 Good
Particles (PM2.5) 19 Good

Past Air Quality Maps and Data
Yesterday's Maps and Data
Air Quality Maps Archives (by region)

E-Mail Notification
 
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Washington, D.C.
 
Washington, D.C.

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