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
Tue
Jan 17
Wed
Jan 18
Boston
65 
45 
50 
Brockton
55 
35 
39 
Fall River
55 
35 
32 
Greenfield
70 
40 
32 
Haverhill
60 
35 
38 
Lynn
50 
30 
38 
Pittsfield
80 
40 
55 
Springfield
80 
40 
46 
Ware - Quabbin Summit
70 
35 
71 
Worcester
70 
35 
42 
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.