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
Thu
Feb 11
Fri
Feb 12
Bridgeport
33 
33 
23 
Danbury
21 
25 
20 
Greenwich
28 
30 
 
Hartford
33 
29 
14 
Madison
26 
22 
 
Middletown
27 
24 
 
New Haven
29 
25 
27 
New London-Groton
25 
21 
11 
Stafford
24 
20 
 
Stratford
30 
31 
23 
Torrington
18 
19 
35 
Westport
28 
29 
 
Note: Values above 500 are considered Beyond the AQI. Follow recommendations for the Hazardous category. Additional information on reducing exposure to extremely high levels of particle pollution is available here.