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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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King County, WA
Outbreak Identifier: 6772
Alert ID: 4265
March 17, 2025
Confirmed Case(s) - Voluntary Quarantine

State Veterinarian Office and Attending Veterinarian

Number Confirmed: 1; 
Number Exposed: 1; 
Facility Type: Private Facility; 
Comments: Horse recently moved from Missouri. Had intestinal issue and hospitalized. Swab positive for EHV, but blood negative. Under vet care. Doing better.;