MA / county disease rankings
Counties with the highest air toxics cancer risk in Massachusetts
Among 14 Massachusetts counties with published values, the counties with the highest air toxics cancer risk are Essex County, MA (30, 1 times the U.S. county median of 30), Hampden County, MA (30, 1 times the U.S. county median of 30) and Middlesex County, MA (30, 1 times the U.S. county median of 30). Values are in a million (EPA AirToxScreen).
Source: EPA AirToxScreen. These are county-level figures, compared with the U.S. county median. A high rate does not prove an environmental cause: age, smoking, income, access to care, screening and chance all move county rates, and small counties swing widely.
All Massachusetts counties, highest first
Air toxics cancer risk, in a million (EPA AirToxScreen).
| Rank | County | State | Value | U.S. county median | Times reference |
|---|---|---|---|---|---|
| 1 | Essex County | MA | 30 | 30 | 1x |
| 2 | Hampden County | MA | 30 | 30 | 1x |
| 3 | Middlesex County | MA | 30 | 30 | 1x |
| 4 | Norfolk County | MA | 30 | 30 | 1x |
| 5 | Suffolk County | MA | 30 | 30 | 1x |
| 6 | Barnstable County | MA | 20 | 30 | 0.67x |
| 7 | Berkshire County | MA | 20 | 30 | 0.67x |
| 8 | Bristol County | MA | 20 | 30 | 0.67x |
| 9 | Dukes County | MA | 20 | 30 | 0.67x |
| 10 | Franklin County | MA | 20 | 30 | 0.67x |
| 11 | Hampshire County | MA | 20 | 30 | 0.67x |
| 12 | Plymouth County | MA | 20 | 30 | 0.67x |
| 13 | Worcester County | MA | 20 | 30 | 0.67x |
| 14 | Nantucket County | MA | 10 | 30 | 0.33x |