Danbury
 
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
 
State Air Quality Resources
American Lung Association (ALA) of Connecticut
Connecticut Air Quality Index (AQI)
Connecticut DEEP Air Management
Connecticut Dept. of Energy and Environmental Protection (DEEP)
Connecticut Ozone Action Day
Air Quality Forecast
Today's High Tomorrow's High
Air Quality Index (AQI)
59 
Moderate
Health Message: Unusually sensitive people should consider reducing prolonged or heavy exertion.
Air Quality Index (AQI)
27 
Good
Health Message: None
AQI - Pollutant Details
Particles (PM2.5)
59 
Moderate
Ozone
36 
Good
Ozone
27 
Good
Particles (PM2.5)
21 
Good

Current Conditions
Air Quality Index (AQI)
observed at 17:00 EDT
38
Good
Health Message: None
AQI - Pollutant Details
Particles (PM2.5) 38 Good
Ozone 12 Good

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

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