West Nile Virus

Contra Costa, California

August 28, 2026

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1
Confirmed Cases
0
Suspected Cases
0
Exposed
0
Euthanized

Alert Details

Quarantine Status
Active
Data Source
California Department of Food and Agriculture

Affected Horse Details

Horse 1

Age
2
Gender
Mare
Breed
Quarter Horse (QH)
Vaccination
Unvaccinated
Status
Affected And Alive
Clinical Signs: ataxia, muscle fasciculations, weakness, hypersensitivity

What next?