*These data are provisional and may be revised or adjusted in the future.
Cumulative Dead Bird Infections by County - Wisconsin, 2005
| Adams County | 1 |
| Ashland County | 1 |
| Brown County | 2 |
| Chippewa County | 1 |
| Dane County | 2 |
| Eau Claire County | 2 |
| Fond du Lac County | 1 |
| Green County | 1 |
| Kenosha County | 2 |
| La Crosse County | 7 |
| Milwaukee County | 3 |
| Outagamie County | 2 |
| Ozaukee County | 3 |
| Pepin County | 1 |
| Pierce County | 1 |
| Portage County | 3 |
| Racine County | 1 |
| Rock County | 2 |
| Vilas County | 1 |
| Walworth County | 1 |
| Washington County | 2 |
| Waukesha County | 5 |
| Winnebago County | 2 |
Cumulative Total Entire State: 47