*These data are provisional and may be revised or adjusted in the future.
Cumulative Human Disease Cases by County - Nebraska, 2004
| Adams County | 6 |
| Boone County | 1 |
| Buffalo County | 4 |
| Burt County | 1 |
| Cass County | 1 |
| Chase County | 2 |
| Colfax County | 1 |
| Custer County | 1 |
| Dawson County | 5 |
| Deuel County | 1 |
| Douglas County | 2 |
| Frontier County | 1 |
| Furnas County | 1 |
| Hamilton County | 1 |
| Holt County | 1 |
| Howard County | 1 |
| Keith County | 2 |
| Keya Paha County | 1 |
| Lancaster County | 3 |
| Lincoln County | 3 |
| Morrill County | 1 |
| Perkins County | 1 |
| Phelps County | 2 |
| Red Willow County | 1 |
| Sarpy County | 2 |
| Saunders County | 2 |
| Scotts Bluff County | 2 |
| Seward County | 1 |
| Valley County | 1 |
| Webster County | 1 |