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Disease Alerts

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 Infectious Anemia
Stanislaus County, CA
Outbreak Identifier: 7386
Alert ID: 5042
June 19, 2026
Additional Confirmed Case(s)

California Department of Food and Agriculture

Number Confirmed: 16; 
Number Exposed: 11; 

Horse 1: 
Age: 3; Gender: Gelding; Breed: Quarter Horse (QH); Confirmation Date: 6/18/2026; 

Comments: One (1) additional horse on the home premises, a 3-year-old Quarter Horse gelding, tested positive for EIA on the 60-day retest. The total number of cases at this premises is now sixteen (16). The remaining eleven (11) exposed horses will remain under quarantine for another sixty (60) days until their next retest.; 
Previous Alerts: 4938
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