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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, MN
Outbreak Identifier: 6828
Alert ID: 4334
April 29, 2025
Confirmed Case(s) - Official Quarantine

State Animal Health Official

Number Confirmed: 1; 
Number Exposed: 30; 
Facility Type: Boarding Facility; 

Horse 1: 
Age: 16; Gender: Mare; Breed: Quarter Horse (QH); Usage: Horse Show; Onset of Clinical Signs: 4/22/2025; Clinical Signs: Grade 3 ataxic in hind legs, urine dribbling; Confirmation Date: 4/25/2025; Horse Status: Affected And Alive; Vaccination Status: Vaccinated;