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
Jul 3
Sat
Jul 4
Bridgeport
50 
48 
39 
Danbury
46 
44 
18 
Greenwich
49 
48 
 
Hartford
47 
43 
25 
Madison
54 
50 
 
Middletown
48 
49 
 
New Haven
49 
48 
13 
New London-Groton
48 
47 
13 
Stafford
45 
46 
 
Stratford
50 
46 
39 
Torrington
43 
42 
21 
Westport
50 
48