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.

Disease

Outbreak States

Start Date

End Date

Search by Alert ID

Search by Outbreak ID

1 Week

2 Weeks

1 Month

2 Months

3 Months

3+ Months

No Results

The color range is based off of the selected End Date. If the End Date doesn't have a value it will use Today's Date.

Equine Infectious Anemia

San Bernardino County, CA

Outbreak Identifier: 6782

Alert ID: 4314

April 18, 2025

Outbreak Update

Source: California Department of Food and Agriculture

Number Confirmed: 1;
Number Exposed: 2;
Comments: A confirmed EIA positive equid must be euthanized or quarantined for life 200 yards away from any EIA negative equid as per USDA EIA program rules. Euthanasia was elected for this case and was witnessed by CDFA veterinarians on April 17, 2025. The remaining two (2) potentially exposed horses on the home premises will remain under quarantine until their sixty (60) day retest.;
Previous Alerts: 4276

Search for County

Disease Alerts