Connecticut
 
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
 
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
Click on the city name for more detailed information.

printable summary
FORECAST CURRENT
AQI
Fri
Apr 18
Sat
Apr 19
Bridgeport
42 
33 
34 
Danbury
38 
25 
40 
Greenwich
42 
33 
30 
Hartford
33 
29 
48 
Madison
33 
21 
 
Middletown
33 
29 
31 
New Haven
38 
29 
36 
New London-Groton
33 
21 
38 
Stafford
25 
17 
28 
Stratford
42 
33 
34 
Torrington
25 
17 
48 
Westport
42 
33 
27