Update on the outbreak investigation of E. coli O157:H7 in raw cheddar cheese (March 2026)

The FDA and CDC, in collaboration with state and local partners, investigated a multistate outbreak of E. coli O157:H7 infections linked to RAW FARM-brand raw dairy products. As of April 30, 2026, the CDC announced that the outbreak is over. CDC reports a total of nine illnesses in three states (CA, FL, TX). Illnesses started on dates ranging from September 1, 2025, to February 20, 2026. Three people were hospitalized , and one person developed hemolytic uremic syndrome (HUS). As part of this investigation, the FDA, in coordination with state partners, completed onsite inspections and sample collections at the RAW FARM, LLC farm and processing facilities. The FDA collected and analyzed 19 samples of RAW FARM-brand raw cheddar cheese products. One sample of RAW FARM-brand cheddar cheese tested positive for E. coli O157:H7, and the FDA conducted further testing and analysis using WGS. According to the CDC, the strain of E. coli found in the cheese was related to isolates from sick people in a different 2025 outbreak that was not ongoing. CDC and states followed up to determine whether epidemiologic information indicated that people in the 2025 outbreak had consumed any RAW FARM-brand products. None of the ill people in the 2025 outbreak reported consuming any RAW FARM-brand raw dairy products. The raw cheddar cheese that tested positive for E. coli was not shipped to stores and is not available for sale. There are no additional FDA or state samples pending analysis at this time. The FDA’s outbreak investigation has ended; this advisory will be updated if additional information becomes available.  @ https://www.fda.gov/food/outbreaks-foodborne-illness/outbreak-investigation-e-coli-o157h7-raw-cheddar-cheese-march-2026?utm_medium=email&utm_source=govdelivery

 

 

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