*These data are provisional and may be revised or adjusted in the future.
Cumulative Dead Bird Infections by County - Nebraska, 2004
| Adams County | 7 |
| Antelope County | 1 |
| Buffalo County | 1 |
| Butler County | 1 |
| Cass County | 2 |
| Cedar County | 1 |
| Clay County | 1 |
| Cuming County | 1 |
| Dawson County | 2 |
| Dixon County | 1 |
| Dodge County | 5 |
| Douglas County | 20 |
| Fillmore County | 1 |
| Franklin County | 1 |
| Furnas County | 1 |
| Gosper County | 1 |
| Hall County | 2 |
| Hamilton County | 1 |
| Harlan County | 1 |
| Howard County | 1 |
| Johnson County | 1 |
| Kearney County | 1 |
| Lancaster County | 9 |
| Madison County | 6 |
| Nemaha County | 2 |
| Nuckolls County | 1 |
| Otoe County | 1 |
| Phelps County | 1 |
| Platte County | 1 |
| Red Willow County | 1 |
| Richardson County | 1 |
| Sarpy County | 5 |
| Saunders County | 2 |
| Seward County | 2 |
| Sioux County | 1 |
| Valley County | 1 |
| Washington County | 3 |
| Wayne County | 1 |
| Webster County | 1 |
| York County | 1 |