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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2009 Outbreak of E. coli O157:H7 at a Mower County Graduation Party

A confirmed outbreak of E. coli O157:H7 was associated with eating potato salad at a graduation party held in Mower County, Minnesota. One of the cases had developed bloody diarrhea prior to preparing the potato salad and was the likely source of contamination.

  • Outbreak began:
  • May 2009
  • Affected Country:
  • US
  • Affected States/Territories:
  • Minnesota
  • Organism(s):
  • E. coli O157:H7
  • Vehicle(s):
  • Produce-Based Salad, Potato Salad
  • Molecular Results Available:
  • Unknown
  • Test Results:
  • None
  • Location(s):
  • Private Home
  • Brand Name(s):
  • Product Subject to Recall:
  • Unknown
  • 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:
  • Unknown
  • Number Hospitalized:
  • Unknown
  • Any Deaths:
  • Unknown
  • Number Dead:
  • Unknown
  • Any References:
  • Yes

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