Massachusetts Threat Assessment
14 counties ranked by FEMA National Risk Index composite score.
| County | Threat Level | NRI Score | Rating |
|---|---|---|---|
| Suffolk County | High | 22.0 | Relatively Moderate |
| Essex County | High | 14.8 | Relatively Moderate |
| Hampden County | High | 14.5 | Relatively Moderate |
| Worcester County | Elevated | 11.1 | Relatively Low |
| Bristol County | Elevated | 10.7 | Relatively Low |
| Barnstable County | Elevated | 10.6 | Relatively Low |
| Middlesex County | Elevated | 10.3 | Relatively Low |
| Plymouth County | Elevated | 9.8 | Relatively Low |
| Berkshire County | Elevated | 9.3 | Relatively Low |
| Hampshire County | Moderate | 8.5 | Relatively Low |
| Norfolk County | Moderate | 7.5 | Very Low |
| Franklin County | Moderate | 7.3 | Very Low |
| Dukes County | Guarded | 3.4 | Very Low |
| Nantucket County | Guarded | 1.1 | Very Low |