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Disease Alerts

Updates on current disease outbreaks are listed here as they occur and will include the date listed, disease name, location and current status. Specific premises will not be named but the general location by town, county and state will be listed. When locations, events or horses are at risk they will be listed. Updates will be posted as they are received.



Washington County, WI
Outbreak Identifier: 7299
Alert ID: 4843
January 21, 2026
Confirmed Case(s) - Voluntary Quarantine

Wisconsin Department of Agriculture, Trade and Consumer Protection

Number Confirmed: 1; 
Number Exposed: 60; 
Facility Type: Boarding Facility; 

Horse 1: 
Age: 13; Gender: Gelding; Breed: Warmblood (WB); Usage: Horse Show; Onset of Clinical Signs: 1/13/2026; Clinical Signs: Mild nasal discharge, low-grade fever, mild lethargy, cough; Confirmation Date: 1/15/2026; Horse Status: Affected And Alive; Vaccination Status: Vaccinated;