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 Norovirus, Chipotle Mexican Grill, Simi Valley, California

In August 2015 Ventura County Environmental Health and Ventura County Public Health Division staff investigated an outbreak of norovirus among patrons of a Chipotle restaurant located in the Simi Valley Towne Center. During the week of August 18, 2015 about 80 customers and 18 restaurant employees reported symptoms. Laboratory testing of patient specimens confirmed the presence of Norovirus. The restaurant closed for thorough cleaning before reopening.

  • Outbreak began:
  • August 2015
  • Affected Country:
  • US
  • Affected States/Territories:
  • California
  • Organism(s):
  • Norovirus
  • Vehicle(s):
  • unknown
  • Molecular Results Available:
  • No
  • Test Results:
  • None
  • Location(s):
  • Restaurant
  • Brand Name(s):
  • Chipotle Mexican Grill
  • Product Subject to Recall:
  • No
  • Total ill:
  • 98
  • Number ill by Case Definition Known:
  • Yes
  • Number Laboratory Confirmed Cases:
  • 7
  • Number Probable Cases:
  • 91
  • Number Possible Cases:
  • 0
  • Anyone Hospitalized:
  • Unknown
  • Number Hospitalized:
  • Unknown
  • Any Deaths:
  • Unknown
  • Number Dead:
  • Unknown
  • Any References:
  • No

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