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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2017 Outbreak of Norovirus, Elliott's Oyster House, Seattle Washington

In November 2017 Public Health Seattle King County (PHSKC) investigated an outbreak of norovirus occurring among persons who consumed raw oysters at Elliott's Oyster House Annual Oyster event held on November 11, 2017. Thirteen attendees from 5 separate parties became ill. Three persons submitted stool samples which were positive for norovirus. As part of the investigation PHSKC environmental health specialists visited the restaurant to determine the source(s) of the oysters and how they were prepared and served. The oyster tags were collected and sent to the Washington Department of Health for traceback and investigation of growing areas. No additional risk factors were identified at the restaurant.

  • Outbreak began:
  • November 2017
  • Affected Country:
  • US
  • Affected States/Territories:
  • Washington
  • Organism(s):
  • Norovirus
  • Vehicle(s):
  • Raw oysters
  • Molecular Results Available:
  • No
  • Test Results:
  • None
  • Location(s):
  • Restaurant
  • Brand Name(s):
  • Elliott's Oyster House
  • Product Subject to Recall:
  • No
  • Total ill:
  • 13
  • Number ill by Case Definition Known:
  • Yes
  • Number Laboratory Confirmed Cases:
  • 3
  • Number Probable Cases:
  • 10
  • Number Possible Cases:
  • 0
  • Anyone Hospitalized:
  • No
  • Number Hospitalized:
  • 0
  • Any Deaths:
  • No
  • Number Dead:
  • 0

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