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 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 29
Sat
Jul 30
Bridgeport
40 
aqi not available
45 
Danbury
46 
aqi not available
43 
Greenwich
48 
aqi not available
44 
Hartford
42 
aqi not available
25 
Madison
38 
aqi not available
 
Middletown
39 
aqi not available
32 
New Haven
36 
aqi not available
32 
New London-Groton
37 
aqi not available
43 
Stafford
41 
aqi not available
27 
Stratford
40 
aqi not available
45 
Torrington
46 
aqi not available
44 
Westport
43 
aqi not available
31 
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.