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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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Washington County, MD
Outbreak Identifier: 7352
Type: EHV-1
Alert ID: 4903
March 04, 2026
Outbreak Update

Maryland Department of Agriculture

Number Confirmed: 2; 
Number Exposed: 20; 
Facility Type: Boarding Facility; 

Horse 1: 
Age: 37; Gender: Gelding; Breed: Quarter Horse (QH); Onset of Clinical Signs: 3/1/2026; Confirmation Date: 3/4/2026; Horse Status: Quarantined; Vaccination Status: Status Unknown;

Previous Alerts: 4899