The Costco E. coli Outbreak is Over

  On December 22, 2015, the CDC announced that the E. coli outbreak associated with Costco’s rotisserie chicken salad has ended. The final case count rests at 19, with 5 of those cases requiring hospitalization. These cases were spread over 7 states, including California with 1 case, Colorado with 4 cases, Missouri with 1 case,… Read more »


Costco Outbreak Source May Not Be Celery and Onions

As part of the investigation into the outbreak involving Costco’s rotisserie chicken, the Montana Public Health Laboratory ran tests on the contaminated product. Their samples were taken from the celery and onion mix produced by Taylor Farms, which was believed to be the source of the outbreak. However, health officials were unable to confirm that… Read more »


E. Coli in Costco Outbreak Linked to Taylor Farms

On November 26, 2015, Taylor Farms issued a recall of their celery and onion mixtures after concerns were raised that the mixtures were contaminated with E. coli O157:H7. The Tracy, California company’s products were linked to the outbreak of E. coli caused by Costco chicken salad. A total of 71 products were recalled. A full… Read more »