Louisiana Threat Assessment
64 counties ranked by FEMA National Risk Index composite score.
| County | Threat Level | NRI Score | Rating |
|---|---|---|---|
| Orleans Parish | Critical | 49.3 | Very High |
| East Baton Rouge Parish | Critical | 26.9 | Relatively High |
| Jefferson Parish | Critical | 26.7 | Relatively High |
| Calcasieu Parish | High | 22.0 | Relatively Moderate |
| St. Landry Parish | High | 21.9 | Relatively Moderate |
| Lafayette Parish | High | 20.8 | Relatively Moderate |
| St. Tammany Parish | High | 19.7 | Relatively Moderate |
| Washington Parish | High | 19.7 | Relatively Moderate |
| Caddo Parish | High | 17.8 | Relatively Moderate |
| Tangipahoa Parish | High | 17.8 | Relatively Moderate |
| Iberia Parish | High | 16.9 | Relatively Moderate |
| St. Mary Parish | High | 16.7 | Relatively Moderate |
| Ouachita Parish | High | 16.6 | Relatively Moderate |
| Terrebonne Parish | High | 15.5 | Relatively Moderate |
| Acadia Parish | High | 15.3 | Relatively Moderate |
| Avoyelles Parish | High | 15.3 | Relatively Moderate |
| Vermilion Parish | High | 15.1 | Relatively Moderate |
| Tensas Parish | High | 14.7 | Relatively Moderate |
| Lafourche Parish | High | 14.4 | Relatively Moderate |
| St. Martin Parish | High | 14.2 | Relatively Moderate |
| Bossier Parish | High | 13.9 | Relatively Moderate |
| Franklin Parish | High | 13.9 | Relatively Moderate |
| Madison Parish | High | 13.9 | Relatively Moderate |
| Richland Parish | High | 13.9 | Relatively Moderate |
| Evangeline Parish | Elevated | 13.6 | Relatively Moderate |
| St. Bernard Parish | Elevated | 13.6 | Relatively Moderate |
| Morehouse Parish | Elevated | 13.4 | Relatively Moderate |
| Rapides Parish | Elevated | 13.0 | Relatively Low |
| Jefferson Davis Parish | Elevated | 12.5 | Relatively Low |
| Livingston Parish | Elevated | 12.4 | Relatively Low |
| St. John the Baptist Parish | Elevated | 12.3 | Relatively Low |
| Lincoln Parish | Elevated | 11.9 | Relatively Low |
| St. Helena Parish | Elevated | 11.5 | Relatively Low |
| St. Charles Parish | Elevated | 11.2 | Relatively Low |
| Concordia Parish | Elevated | 10.8 | Relatively Low |
| Pointe Coupee Parish | Elevated | 10.8 | Relatively Low |
| Assumption Parish | Elevated | 10.7 | Relatively Low |
| East Carroll Parish | Elevated | 10.7 | Relatively Low |
| Natchitoches Parish | Elevated | 10.7 | Relatively Low |
| Webster Parish | Elevated | 10.6 | Relatively Low |
| West Carroll Parish | Elevated | 10.2 | Relatively Low |
| De Soto Parish | Elevated | 10.1 | Relatively Low |
| Iberville Parish | Elevated | 9.8 | Relatively Low |
| Sabine Parish | Elevated | 9.7 | Relatively Low |
| Ascension Parish | Elevated | 9.3 | Relatively Low |
| Union Parish | Moderate | 9.0 | Relatively Low |
| Bienville Parish | Moderate | 8.7 | Relatively Low |
| St. James Parish | Moderate | 8.7 | Relatively Low |
| East Feliciana Parish | Moderate | 8.3 | Relatively Low |
| Plaquemines Parish | Moderate | 8.3 | Relatively Low |
| Claiborne Parish | Moderate | 8.0 | Very Low |
| Allen Parish | Moderate | 7.9 | Very Low |
| Vernon Parish | Moderate | 7.8 | Very Low |
| Jackson Parish | Moderate | 7.7 | Very Low |
| Red River Parish | Moderate | 7.5 | Very Low |
| Caldwell Parish | Moderate | 7.2 | Very Low |
| Winn Parish | Guarded | 6.6 | Very Low |
| Beauregard Parish | Guarded | 6.5 | Very Low |
| West Baton Rouge Parish | Guarded | 6.4 | Very Low |
| Catahoula Parish | Guarded | 5.7 | Very Low |
| LaSalle Parish | Guarded | 5.5 | Very Low |
| Grant Parish | Guarded | 5.1 | Very Low |
| Cameron Parish | Guarded | 4.7 | Very Low |
| West Feliciana Parish | Guarded | 0.7 | Very Low |