*These data are provisional and may be revised or adjusted in the future.
Cumulative Dead Bird Infections by County - Nebraska, 2003
| Adams County | 25 |
| Antelope County | 2 |
| Arthur County | 1 |
| Blaine County | 1 |
| Boone County | 8 |
| Box Butte County | 3 |
| Boyd County | 1 |
| Brown County | 3 |
| Buffalo County | 6 |
| Burt County | 7 |
| Butler County | 9 |
| Cass County | 8 |
| Cedar County | 6 |
| Chase County | 4 |
| Cherry County | 4 |
| Cheyenne County | 3 |
| Clay County | 3 |
| Colfax County | 6 |
| Cuming County | 5 |
| Custer County | 10 |
| Dakota County | 4 |
| Dawes County | 4 |
| Dawson County | 10 |
| Deuel County | 1 |
| Dixon County | 5 |
| Dodge County | 15 |
| Douglas County | 33 |
| Fillmore County | 8 |
| Franklin County | 6 |
| Frontier County | 2 |
| Gage County | 21 |
| Garden County | 3 |
| Garfield County | 7 |
| Greeley County | 4 |
| Hall County | 9 |
| Hamilton County | 1 |
| Harlan County | 2 |
| Holt County | 8 |
| Howard County | 9 |
| Jefferson County | 18 |
| Johnson County | 3 |
| Kearney County | 5 |
| Keith County | 6 |
| Kimball County | 9 |
| Knox County | 4 |
| Lancaster County | 32 |
| Lincoln County | 9 |
| Loup County | 6 |
| Madison County | 12 |
| Morrill County | 4 |
| Nance County | 4 |
| Nemaha County | 5 |
| Nuckolls County | 2 |
| Otoe County | 10 |
| Perkins County | 2 |
| Phelps County | 9 |
| Pierce County | 4 |
| Platte County | 8 |
| Polk County | 12 |
| Red Willow County | 3 |
| Richardson County | 3 |
| Rock County | 2 |
| Saline County | 15 |
| Sarpy County | 26 |
| Saunders County | 12 |
| Scotts Bluff County | 16 |
| Seward County | 9 |
| Sheridan County | 7 |
| Sherman County | 2 |
| Sioux County | 1 |
| Stanton County | 4 |
| Thayer County | 1 |
| Thurston County | 4 |
| Valley County | 5 |
| Washington County | 9 |
| Wayne County | 9 |
| Webster County | 2 |
| Wheeler County | 2 |
| York County | 13 |