Outbreak Alerts: September 02, 2025 West Nile Virus in Santa Barbara County, CA

Confirmed Case(s) – No Quarantine Source: California Department of Food and Agriculture Number Confirmed: 1 Horse 1: Age: 5; Gender: Mare; Breed: Quarter Horse (QH); Onset of Clinical Signs: 8/20/2025; Clinical Signs: febrile, lethargic, hypermetric (front end), ataxia, muscle fasciculations (head, muzzle, neck, back), hyperreactive; Confirmation Date: 8/29/2025; Horse Status: Affected And Alive; Vaccination Status: Undervaccinated Comments: The first (1st) case of West Nile Virus in California in ... Read More

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