The CORE Outbreak Investigation Table is a list of outbreak and adverse event investigations primarily being managed by FDA’s CORE Response Teams. The investigations are in a variety of stages, meaning that some outbreaks have limited information, and others may be near completion. The table will be updated weekly.
This week's updates are:
A new outbreak of E. coli O145:H28 (ref #1389) linked to frozen blueberries has been added to the table. FDA issued an outbreak advisory on July 6, 2026, with consumer advice about recalled GreenWise-brand frozen blueberries. FDA has initiated traceback.
A new outbreak of Cyclospora (ref #1385) linked to a not yet identified product has been added to the table. FDA has initiated traceback.
A new outbreak of Cyclospora (ref #1384) linked to a not yet identified product has been added to the table. FDA has initiated traceback.
A new outbreak of Salmonella Oranienburg (ref #1387) linked to a not yet identified product has been added to the table. FDA has initiated traceback.
For the outbreak of Clostridium botulinum (ref #1383) linked to a Nara Organics Whole Milk Powdered Infant Formula, FDA updated the outbreak advisory on July 6, 2026, with investigation updates.
For the outbreak of Salmonella Enteritidis (ref #1378) linked to a not yet identified product, the case count has increased from 77 to 80.
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