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

San Bernardino County, CA

Outbreak Identifier: 5050

Alert ID: 2392

January 19, 2022

Confirmed Case(s) - Official Quarantine

Source: California Department of Food and Agriculture

Number Confirmed: 7;
Number Exposed: 19;
Facility Type: Training Facility
Notes: On January 3, 2022, a 5-year-old Quarter Horse gelding with a racing history was confirmed positive for Equine Infectious Anemia (EIA) while residing in Arizona. The gelding originated from a premises in San Bernardino county. The investigation lead to the quarantine and testing of nineteen (19) exposed horses, and six (6) of those were confirmed positive for EIA on January 13, 2022. The remaining horses on the San Bernardino county premises will remain quarantined until retested in sixty (60) days. CDFA staff continue the investigation to determine if any additional horses were exposed. For more information on EIA, please see the CDFA website at https://www.cdfa.ca.gov/ahfss/Animal_Health/EquineInfectiousAnemia.html

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