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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.



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St Clair County, MI
Outbreak Identifier: 6261
Alert ID: 3728
May 18, 2024
Confirmed Case(s) - Voluntary Quarantine

Michigan Department of Agriculture and Rural Development

Number Confirmed: 1
Number Exposed: 2

Horse 1: 
Age: Yearling; Gender: Colt; Breed: Quarter Horse (QH); Onset of Clinical Signs: 5/8/2024; Clinical Signs: nasal discharge, lymph node abscessation; Confirmation Date: 5/13/2024; Vaccination Status: Status Unknown