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
Sep 4
Sat
Sep 5
Bridgeport
50 
42 
74 
Danbury
42 
43 
67 
Greenwich
50 
44 
32 
Hartford
46 
37 
32 
Madison
42 
41 
 
Middletown
46 
43 
25 
New Haven
50 
39 
60 
New London-Groton
38 
40 
50 
Stafford
38 
36 
26 
Stratford
50 
42 
74 
Torrington
38 
36 
63 
Westport
50 
42 
31