Highest-risk US counties
| # | County | Composite | Grade |
|---|
| 1 | Shelby, TN | 89.2 | F |
| 2 | Lafourche, LA | 88.3 | F |
| 3 | Acadia, LA | 88 | F |
| 4 | Roosevelt, NM | 87.2 | F |
| 5 | St. Louis, MO | 86.8 | F |
| 6 | McKinley, NM | 86.7 | F |
| 7 | Tangipahoa, LA | 86.1 | F |
| 8 | Gonzales, TX | 86.1 | F |
| 9 | Washington, LA | 85.7 | F |
| 10 | East Baton Rouge, LA | 85.7 | F |
| 11 | Pulaski, AR | 85.4 | F |
| 12 | St. Francis, AR | 85.4 | F |
| 13 | Mississippi, AR | 84.8 | F |
| 14 | Clatsop, OR | 84.3 | F |
| 15 | Camden, MO | 84.1 | F |
| 16 | Poinsett, AR | 83.8 | F |
| 17 | Livingston, LA | 83.8 | F |
| 18 | Rio Arriba, NM | 83.6 | F |
| 19 | Crittenden, AR | 83.4 | F |
| 20 | Wharton, TX | 83.4 | F |
| 21 | Lawrence, AR | 83.3 | F |
| 22 | St. Landry, LA | 83.3 | F |
| 23 | Taos, NM | 83.3 | F |
| 24 | Gila, AZ | 83.3 | F |
| 25 | Dyer, TN | 83.2 | F |
| 26 | White, AR | 83 | F |
| 27 | Pemiscot, MO | 83 | F |
| 28 | Ottawa, OK | 82.9 | F |
| 29 | San Juan, NM | 82.5 | F |
| 30 | Jefferson, AR | 82.5 | F |
| 31 | Garland, AR | 82.5 | F |
| 32 | Robeson, NC | 82.3 | F |
| 33 | Coconino, AZ | 82.3 | F |
| 34 | Ascension, LA | 82.2 | F |
| 35 | Kenai Peninsula, AK | 82.1 | F |
| 36 | La Paz, AZ | 82.1 | F |
| 37 | Lea, NM | 82.1 | F |
| 38 | Craighead, AR | 82 | F |
| 39 | Bernalillo, NM | 81.8 | F |
| 40 | Madison, TN | 81.7 | F |
| 41 | Calcasieu, LA | 81.7 | F |
| 42 | Independence, AR | 81.6 | F |
| 43 | Socorro, NM | 81.6 | F |
| 44 | Orleans, LA | 81.5 | F |
| 45 | Eddy, NM | 81.4 | F |
| 46 | Delaware, OK | 81.3 | F |
| 47 | Cleburne, AR | 81.3 | F |
| 48 | Mohave, AZ | 81.3 | F |
| 49 | Ouachita, LA | 81.2 | F |
| 50 | McCurtain, OK | 81 | F |