Montana Threat Assessment
56 counties ranked by FEMA National Risk Index composite score.
| County | Threat Level | NRI Score | Rating |
|---|---|---|---|
| Lake County | High | 16.5 | Relatively Moderate |
| Flathead County | High | 14.7 | Relatively Moderate |
| Ravalli County | Elevated | 13.1 | Relatively Low |
| Roosevelt County | Elevated | 12.3 | Relatively Low |
| Big Horn County | Elevated | 12.2 | Relatively Low |
| Glacier County | Elevated | 11.4 | Relatively Low |
| Missoula County | Elevated | 10.5 | Relatively Low |
| Valley County | Elevated | 9.9 | Relatively Low |
| Custer County | Elevated | 9.8 | Relatively Low |
| Cascade County | Elevated | 9.7 | Relatively Low |
| Lincoln County | Elevated | 9.1 | Relatively Low |
| Mineral County | Moderate | 8.8 | Relatively Low |
| Silver Bow County | Moderate | 8.6 | Relatively Low |
| Blaine County | Moderate | 8.2 | Relatively Low |
| Chouteau County | Moderate | 8.2 | Relatively Low |
| Madison County | Moderate | 8.1 | Relatively Low |
| Yellowstone County | Moderate | 8.1 | Very Low |
| Lewis and Clark County | Moderate | 7.7 | Very Low |
| Sanders County | Moderate | 7.5 | Very Low |
| Carbon County | Moderate | 7.4 | Very Low |
| Fergus County | Moderate | 7.4 | Very Low |
| Pondera County | Moderate | 7.3 | Very Low |
| Liberty County | Moderate | 7.1 | Very Low |
| Beaverhead County | Moderate | 7.0 | Very Low |
| Rosebud County | Moderate | 6.9 | Very Low |
| Hill County | Moderate | 6.8 | Very Low |
| Park County | Guarded | 6.7 | Very Low |
| Granite County | Guarded | 6.2 | Very Low |
| Meagher County | Guarded | 6.0 | Very Low |
| Gallatin County | Guarded | 5.9 | Very Low |
| Wheatland County | Guarded | 5.8 | Very Low |
| Teton County | Guarded | 5.6 | Very Low |
| Carter County | Guarded | 5.5 | Very Low |
| Powder River County | Guarded | 5.5 | Very Low |
| Sheridan County | Guarded | 5.5 | Very Low |
| Daniels County | Guarded | 5.4 | Very Low |
| Deer Lodge County | Guarded | 5.4 | Very Low |
| Phillips County | Guarded | 5.4 | Very Low |
| Dawson County | Guarded | 4.7 | Very Low |
| Musselshell County | Guarded | 4.7 | Very Low |
| Judith Basin County | Guarded | 4.6 | Very Low |
| Stillwater County | Guarded | 4.6 | Very Low |
| Toole County | Guarded | 4.6 | Very Low |
| Garfield County | Guarded | 4.3 | Very Low |
| Powell County | Guarded | 4.3 | Very Low |
| Prairie County | Guarded | 4.1 | Very Low |
| Broadwater County | Guarded | 3.9 | Very Low |
| Treasure County | Guarded | 3.9 | Very Low |
| Sweet Grass County | Guarded | 3.8 | Very Low |
| Wibaux County | Guarded | 3.8 | Very Low |
| Jefferson County | Guarded | 3.5 | Very Low |
| Richland County | Guarded | 3.2 | Very Low |
| Fallon County | Guarded | 3.1 | Very Low |
| Petroleum County | Guarded | 3.1 | Very Low |
| Golden Valley County | Guarded | 2.8 | Very Low |
| McCone County | Guarded | 2.6 | Very Low |