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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2015 Outbreak of Campylobacter jejuni linked to Claravale Farm brand raw milk, California

In March 2015 California public health investigators learned of 6 northern California residents who were diagnosed with Campylobacter jejuni as a result of consuming raw milk produced by Claravale Farm. Investigators isolated Campylobacter in multiple bottles of Claravale Farm milk. Patients and milk isolates were indistinguishable. Illness onsets ranged between February 15 and February 23, 2015. The outbreak was assigned California outbreak code 1504CA2DBR-1.

  • Outbreak began:
  • February 2015
  • Affected Country:
  • US
  • Affected States/Territories:
  • California
  • Organism(s):
  • Campylobacter
  • Vehicle(s):
  • Dairy, Milk, Unpasteurized, Raw Milk
  • Molecular Results Available:
  • Yes
  • Test Results:
  • DBR16.0068
  • Location(s):
  • Home
  • Brand Name(s):
  • Claravale Farm
  • Product Subject to Recall:
  • Yes
  • Total ill:
  • 6
  • Number ill by Case Definition Known:
  • Yes
  • Number Laboratory Confirmed Cases:
  • 6
  • Number Probable Cases:
  • 0
  • Number Possible Cases:
  • 0
  • Anyone Hospitalized:
  • Unknown
  • Number Hospitalized:
  • Unknown
  • Any Deaths:
  • Unknown
  • Number Dead:
  • Unknown

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