Highly Pathogenic Avian Influenza in Poultry

​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​How to Report Diseases
Anyone (veterinarians, producers, animal owners, etc.) who suspects a reportable animal disease is required to report it to a Federal or State Animal Health Official. Please follow the instructions on this webpage.
To report sick or dead wildlife, please visit the Department of Natural Resources (DNR) website​, email DNRWildlifeSwitchboard@wisconsin.gov, or call (608) 267-0866.​

HPAI Surveillance Zone and Control Area Resources​​

A map of current HPAI Control Areas and Surveillance Zones in Wisconsin is available at this link​.

For more information about these zones, including if you're impacted, review this resource.

2025 HPAI-Positive Premises

Updated May 28, 2025 10:42 a.m.

County
( # of cases in the county since onset of the 2022 response )​
Date
# of Poultry
Operation
Control Area
Sheboygan (02)
04/04/25
38,880

Backyard
Quarantine released​

​​2024 HPAI-Positive Premises​

County
(# of cases in the county since onset of the 2022 response)
Date
# of Poultry
Operation
Control Area
​Burnett (01)
​12/26/24
18,565​
​Commercial
​​Quarantine released
​Kenosha (01)
​12/18/24
​96
​Backyard
​Quarantine​ released
​​Barron (11)
​12/12/24
13,507
​Commercial
​Quarantine released
​Washburn
​01/04/24
​41,001
​Commercial
​Quarantine released

​2024-25 HPAI Communications & Press Releases