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
Sat
Jul 4
Sun
Jul 5
Bridgeport
48 
52 
53 
Danbury
44 
46 
38 
Greenwich
48 
49 
 
Hartford
43 
50 
43 
Madison
50 
54 
 
Middletown
49 
50 
 
New Haven
48 
51 
15 
New London-Groton
47 
51 
23 
Stafford
46 
52 
 
Stratford
46 
52 
53 
Torrington
42 
51 
23 
Westport
48 
52