Outbreaks | Equine Disease Communication Center

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

Alameda County, CA

Alert ID: 1206

March 26, 2019

Source: California Department of Food and Agriculture

Number Affected: 1;
Age: 3; Gender: Mare; Breed: Thoroughbred (TB);
Clinical Signs: Neurologic Signs- Severe; Confirmation Date: 3/23/2019; Horse Status: Euthanized; Vaccination Status: Not Reported;
Notes: The horse was displaying severe neurologic signs and was confirmed positive for Equine herpesvirus-1 (EHV-1). Due to severity of neurologic signs, the horse was euthanized on Saturday March 23rd. One barn of exposed horses has been placed under quarantine with enhanced biosecurity measures and twice daily temperature monitoring. CDFA personnel were on-site and continue to monitor the situation.;

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