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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2018 Oubreak of Giardia Linked to Consumption of Raw Oysters, Washington

In December 2017 seven people in Washington state were diagnosed with giardia after consuming raw oysters. Exposure dates ranged from December 1 to December 13. No one was hospitalized and no one died.

  • Outbreak began:
  • December 2017
  • Affected Country:
  • US
  • Affected States/Territories:
  • Washington
  • Organism(s):
  • Giardia
  • Vehicle(s):
  • Raw Oysters
  • Molecular Results Available:
  • No
  • Test Results:
  • None
  • Location(s):
  • Home
  • Brand Name(s):
  • Product Subject to Recall:
  • No
  • Total ill:
  • 7
  • Number ill by Case Definition Known:
  • Yes
  • Number Laboratory Confirmed Cases:
  • 7
  • 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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