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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West Nile Virus

Kern and Contra Costa Counties, CA

Alert ID: 584

August 10, 2017

Source: California Department of Food and Agriculture

On August 10, 2017, the California Department of Food and Agriculture reports, an unvaccinated 8 month old Quarter Horse filly in Kern County and an unvaccinated three year old Quarter Horse filly in Contra Costa County displaying severe neurologic signs were confirmed positive for WNV. The Kern County filly was euthanized due to the severity of the disease and the Contra Costa County filly is recovering. For 2017, a total of five (5) horses have been confirmed positive for WNV in California . For more information visit:https://www.cdfa.ca.gov/ahfss/animal_health/WNV_Info.html

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