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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Equine Infectious Anemia

Madera County, CA

Outbreak Identifier: 4081

Alert ID: 1571

February 03, 2020

Confirmed Case(s) - Official Quarantine

Source: California Department of Food and Agriculture

Number Confirmed: 1;
Age: 24; Gender: Mare; Breed: Paint; Onset of Clinical Signs: Not Reported;
Clinical Signs: Not Reported; Confirmation Date: 1/24/2020; Horse Status: Euthanized;
Notes: A 24-year-old Paint mare in Madera County has been confirmed positive for Equine Infectious Anemia (EIA). The mare had been tested to travel out of state, and was euthanized on January 24, 2020 after infection was confirmed. There are no exposed horses on the horse’s home premise and an epidemiological investigation is ongoing to determine if any horses were exposed. This is the first confirmed case of EIA in California since 2017.

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