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Massachusetts
 
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 Massachusetts
Massachusetts - Department of Environmental Protection (DEP)
Massachusetts - Executive Office of Environmental Affairs
Massachusetts DEP - Contacts
Massachusetts DEP - Daily Air Quality Forecast
 
Data and Forecasts courtesy of:
Click on the city name for more detailed information.

printable summary
FORECAST CURRENT
AQI
Wed
May 27
Thu
May 28
Aquinnah
40
Good
26 
Boston
40
Good
25 
Brockton
45
Good
21 
Chelmsford
70
Good
22 
Fairhaven
40
Good
22 
Fall River
45
Good
24 
Greenfield
70
Good
30 
Haverhill
70
Good
31 
Lynn
55
Good
26 
Milton - Blue Hill Observatory
50
Good
19 
North Adams
55
Good
30 
Pittsfield
70
Good
38 
Springfield
70
Good
36 
Truro
40
Good
22 
Uxbridge
50
Good
25 
Ware - Quabbin Summit
70
Good
30 
Weymouth
45
Good
27 
Worcester
65
Good
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.