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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2003 Outbreak of E. coli O157:NM Associated with Alfalfa Sprouts

An outbreak of E.coli O157:NM occurred in Colorado. Illness was associated with eating alfalfa sprouts. The E.coli O157:NM strain matched a strain that had been implicated in an outbreak in Minnesota in January. The same seed distributor was identified in the Colorado and Minnesota tracebacks. No implicated alfalfa seed or sprouts were available for testing.

  • Outbreak began:
  • July 2003
  • Affected Country:
  • US
  • Affected States/Territories:
  • Minnesota, Colorado
  • Organism(s):
  • Non-O157 STEC
  • Vehicle(s):
  • Vegetable, Sprouts, Alfalfa Sprouts
  • Molecular Results Available:
  • Yes
  • Test Results:
  • PFGE pattern EXNXOI.0116
  • Location(s):
  • Unknown
  • Brand Name(s):
  • Product Subject to Recall:
  • Unknown
  • Total ill:
  • 13
  • Number ill by Case Definition Known:
  • Yes
  • Number Laboratory Confirmed Cases:
  • 13
  • Number Probable Cases:
  • 0
  • Number Possible Cases:
  • 0
  • Anyone Hospitalized:
  • Yes
  • Number Hospitalized:
  • 1
  • Any Deaths:
  • No
  • Number Dead:
  • 0

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