Equine Influenza
Polk County, WI
Alert ID: 5190
September 30, 2026
Confirmed Case(s) - Voluntary Quarantine

Wisconsin Department of Agriculture, Trade and Consumer Protection

Number Confirmed: 1; 
Number Exposed: 4; 
Facility Type: Private Facility; 

Horse 1: 
Age: 10; Gender: Mare; Breed: Quarter Horse Cross; Onset of Clinical Signs: 9/22/2026; Clinical Signs: Fever, cough, bilateral mucopurulent nasal discharge; Confirmation Date: 9/25/2026; Horse Status: Recovering; Vaccination Status: Unvaccinated;