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The following is an update on Highly Pathogenic Avian Influenza (HPAI) caused by the influenza virus H5N1.
What's the Latest
In the past 30 days, the USDA National Veterinary Services Laboratories (NVSL) has confirmed the presence of HPAI (H5N1) in 98 poultry flocks in 14 states. Access the map of confirmed HPAI detections in poultry.
Wisconsin Landscape
As of today, there have been two detections of HPAI in poultry in Wisconsin: one in Barron County and one in Kenosha County.
There have been no detections of HPAI (H5N1) in Wisconsin cattle.
Personal Protective Equipment (PPE)
- The Wisconsin Department of Health Services (DHS) announced the first presumptive case of H5 in a human on December 18, 2024.
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Human cases of H5N1 have been reported following exposure to dairy cattle.
- DHS advises those working with animals to take precautions and wear PPE per CDC guidance.
- According to the Centers for Disease Control and Prevention (CDC), the public health risk from H5N1 detections remains low.
Biosecurity
DATCP continues to urge all livestock owners to implement strong biosecurity measures to protect their flocks and herds from the disease. This includes washing hands, disinfecting equipment, restricting access to animals, and separating new additions to the flock or herd for at least 30 days. Poultry owners are asked, when possible, to keep their birds indoors.
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