New Hampshire Threat Assessment
10 counties ranked by FEMA National Risk Index composite score.
| County | Threat Level | NRI Score | Rating |
|---|---|---|---|
| Grafton County | Elevated | 9.3 | Relatively Low |
| Coos County | Moderate | 8.8 | Relatively Low |
| Carroll County | Moderate | 8.6 | Relatively Low |
| Hillsborough County | Moderate | 8.3 | Relatively Low |
| Cheshire County | Moderate | 7.6 | Very Low |
| Belknap County | Moderate | 7.0 | Very Low |
| Merrimack County | Moderate | 6.9 | Very Low |
| Strafford County | Guarded | 6.4 | Very Low |
| Sullivan County | Guarded | 6.4 | Very Low |
| Rockingham County | Guarded | 5.0 | Very Low |