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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Wyoming Other Location Cheese, Leaf Lettuce, Milk, Salad Dressings, Vegetables 2009

A confirmed outbreak of Norovirus occurred in Wyoming. There were multiple vehicles of infection: cheddar cheese; leaf lettuce; pasteurized 1% milk; salad dressings; and vegetables. The exposure location was described only as other.

  • Outbreak began:
  • September 2009
  • Affected Country:
  • US
  • Affected States/Territories:
  • N/A
  • Organism(s):
  • Norovirus
  • Vehicle(s):
  • Dairy, Cheese, Cheddar Cheese, 1% milk, pasteurized milk Vegetables, Leafy Greens, Leaf Lettuce Salad dressings
  • Molecular Results Available:
  • Unknown
  • Test Results:
  • None
  • Location(s):
  • Other
  • Brand Name(s):
  • Product Subject to Recall:
  • Unknown
  • Total ill:
  • 22
  • Number ill by Case Definition Known:
  • Unknown
  • Number Laboratory Confirmed Cases:
  • N/A
  • Number Probable Cases:
  • N/A
  • Number Possible Cases:
  • N/A
  • Anyone Hospitalized:
  • No
  • Number Hospitalized:
  • 0
  • Any Deaths:
  • No
  • Number Dead:
  • 0
  • Any References:
  • Yes

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