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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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Equine Herpesvirus- Neurologic
Los Angeles, CA
Outbreak Identifier: 4589
Alert ID: 1969
February 27, 2021
Confirmed Case(s) - Official Quarantine

California Department of Food and Agriculture

Number Confirmed: 1;
Number Exposed: 72;
Facility Type: Boarding Facility;
Age: 11; Gender: Gelding; Breed: Tennessee Walking Horses; Onset of Clinical Signs: 2/7/2021;
Clinical Signs: Recumbency, Unable to Rise, Acute Severe Hind Limb Ataxia; Confirmation Date: 2/11/2021; Horse Status: Euthanized; Vaccination Status: Status Unknown;
Notes: Update February 26, 2021:As there were no additional cases for fourteen (14) days on the home premises, the quarantine was released. There are no current EHM quarantines in California.
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