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

Kings County, CA

Outbreak Identifier: 5705

Alert ID: 3137

August 03, 2023

Confirmed Case(s) - No Quarantine

Source: California Department of Food and Agriculture

Number Confirmed: 1
Facility Type: Private Facility
Age: 4; Gender: Mare; Breed: Quarter Horse (QH); Onset of Clinical Signs: 7/22/2023
Clinical Signs: Ataxia, muscle fasciculations, hyperesthesia.; Confirmation Date: 7/31/2023; Horse Status: Affected And Alive
Comments: This is the second case of equine WNV confirmed in California in 2023.

For more information, go to: https://www.cdfa.ca.gov/ahfss/Animal_Health/WNV_Info.html

Also see https://www.equinediseasecc.org/west-nile-virus

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