Foodborne Illness Outbreak Database

This database provides summaries of significant food and water related outbreaks occurring since 1984 caused by E. coli, Salmonella, Hepatitis A, Campylobacter and other pathogens. Read more »

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2016 Outbreak of E. coli O157:H7 at Memo's Mexican Food, Seattle, Washington

In August 2016 Public Health Seattle King County (PHSKC) investigators learned of a cluster of two diarrheal infections caused by Shiga-toxin E. coli (STEC) associated with Memo's Mexican Food in Seattle. One person ate at the restaurant on August 18 and August 24. The second person ate at the restaurant o August 24. Both persons recovered. No one was hospitalized and no one died. Laboratory testing determined that both persons had an indistinguishable genetic strain of E. coli O157:H7. Environmental Health specialists identified factors that could have contributed to the outbreak. These included improper cooling, cold holding, reheating of potentially hazardous food and the potential for cross contamination.

  • Outbreak began:
  • August 2016
  • Affected Country:
  • US
  • Affected States/Territories:
  • Washington
  • Organism(s):
  • E. coli O157:H7
  • Vehicle(s):
  • Unknown
  • Molecular Results Available:
  • Unknown
  • Test Results:
  • None
  • Location(s):
  • Restaurant
  • Brand Name(s):
  • Memo's Mexican Restaurant
  • Product Subject to Recall:
  • No
  • Total ill:
  • 2
  • Number ill by Case Definition Known:
  • Yes
  • Number Laboratory Confirmed Cases:
  • 2
  • Number Probable Cases:
  • 0
  • Number Possible Cases:
  • 0
  • Anyone Hospitalized:
  • No
  • Number Hospitalized:
  • 0
  • Any Deaths:
  • No
  • Number Dead:
  • 0
  • Any References:
  • No

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