Connecticut
 
Data and Forecasts courtesy of:
 

 
AQI: Good (0 - 50) AQI: Good (0 - 50)
Air quality is considered satisfactory, and air pollution poses little or no risk.
AQI: Moderate (51 - 100) AQI: Moderate (51 - 100)
Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.
AQI: Unhealthy for Sensitive Groups (101 - 150) AQI: Unhealthy for Sensitive Groups (101 - 150)
Although general public is not likely to be affected at this AQI range, people with lung disease, older adults and children are at a greater risk from exposure to ozone, whereas persons with heart and lung disease, older adults and children are at greater risk from the presence of particles in the air.
AQI: Unhealthy (151 - 200) AQI: Unhealthy (151 - 200)
Everyone may begin to experience health effects members of sensitive groups may experience more serious health effects.
 AQI:Very Unhealthy (201 - 300) AQI: Very Unhealthy (201 - 300)
Health alert: everyone may experience more serious health effects.
AQI: Hazardous(301 - 500) AQI: Hazardous (301 - 500)
Health warnings of emergency conditions. The entire population is more likely to be affected.
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
 
Data and Forecasts courtesy of:
Click on the city name for more detailed information.

printable summary
FORECAST CURRENT
AQI
Fri
Jun 23
Sat
Jun 24
Bridgeport
50 
42 
45 
Danbury
50 
44 
51 
Greenwich
50 
42 
30 
Hartford
50 
38 
51 
Madison
48 
36 
 
Middletown
50 
38 
42 
New Haven
42 
34 
28 
New London-Groton
49 
39 
31 
Stafford
42 
40 
54 
Stratford
50 
42 
45 
Torrington
43 
35 
54 
Westport
50 
44 
35 
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.