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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December 18 2018-2019 Multistate Outbreak of Gastrointestinal Illnesses Linked to Oysters Imported from Mexico

  • Organism:
  • Shigella, Vibrio, Campylobacter, Norovirus
  • Vehicle:
  • Raw Oysters

In May 2019 the CDC and public health and regulatory officials in several states investigated an outbreak of gastrointestinal illnesses linked to imported raw oysters harvested from Estero El Cardon estuary in Baja, California Sur, Mexico. Sixteen ca…Read More »

March 18 2018 Outbreak of Norovirus Linked to Oysters from British Columbia, California

  • Organism:
  • Norovirus
  • Vehicle:
  • Raw oysters

On May 1, 2018 California Department of Public Health officials reported that approximately 100 individuals had reported illness after consuming raw oysters grown in British Columbia. Oysters were sold in restaurants and at retail stores. Laboratory …Read More »

December 17 2017 Outbreak of Norovirus Associated with Raw Oysters, Seattle, Washington

  • Organism:
  • Norovirus
  • Vehicle:
  • Oysters, Raw

Two people became ill with symptoms consistent with norovirus following a meal held on December 22, 2017 at a restaurant located in Seattle, Washington. The implicated vehicle was raw oysters. No one sought medical care and no one died. Product trac…Read More »

September 17 2017 Suspected Norovirus Linked to Raw Oysters, Seattle, Washington

  • Organism:
  • Norovirus
  • Vehicle:
  • Raw Oysters

In September 2017 four people became ill with symptoms consistent with norovirus associated with eating raw oysters at a sit-down restaurant in Seattle, Washington. The implicated meal date was September 14. No one was hospitalized and no one died. C…Read More »

September 17 2017 Outbreak of Vibrio Parahaemoyticus, Washington

  • Organism:
  • Vibrio
  • Vehicle:
  • Oysters, raw

Six people became ill after eating raw oysters at a Seattle restaurant on September 5, 2017. One person was laboratory confirmed with Vibrio Parahaemolyticus. One person was seen at the emergency department. No one was hospitalized and no one died. I…Read More »

August 17 2017 Outbreak of Vibrio Parahaemolyticus Linked to Samish Bay Oysters, Washington State

  • Organism:
  • Vibrio
  • Vehicle:
  • Raw oysters

In August 2017 eight people became ill after eating raw oysters grown in Samish Bay, Washington. Meal dates ranged from August 2, 2017 and August 14, 2017 and occurred at different restaurants in Seattle, Redmond, and Bow, Washington. Six people were…Read More »

August 17 2017 Outbreak of Suspected Vibrio Parahaemolyticus, Burien, Washington

  • Organism:
  • Vibrio
  • Vehicle:
  • Oysters, raw

Two people became ill with symptoms consistent with vibriosis after consuming raw oysters at a restaurant located in Burien, Washington. The implicated meal date was August 28, 2017. No one was hospitalized and no one died. The oysters were harvested…Read More »

July 17 2017 July Outbreak of Vibriosis, Salted Sea, Seattle, Washington

  • Organism:
  • Vibrio
  • Vehicle:
  • Raw oysters

In July 2017 Public Health Seattle King County (PHSKC) investigators learned of a second outbreak of vibrio parahaemolyticus linked to raw oysters sold at a Seattle restaurant, Salted Sea. The same restaurant was implicated in an outbreak of vibriosi…Read More »

July 17 2017 Outbreak of Vibrio parahaemolyticus, Elliott's Oyster House, Seattle, Washington

  • Organism:
  • Vibrio
  • Vehicle:
  • Raw oysters

Three people who ate raw oysters at Elliott's Oyster House on July 19, 2017 became ill with symptoms consistent with infection with Vibrio parahaemolyticus. The shortest incubation period was 15 hours. The longest incubation period was 24 hours. The …Read More »

April 17 2017 Outbreak of Norovirus Linked to Hammersley Inlet Oysters, Washington

  • Organism:
  • Norovirus
  • Vehicle:
  • raw oysters

Two people reported symptoms consistent with norovirus after eating raw oysters harvested from Hammersley Inlet in Washington state. The implicated meal date at a Seattle restaurant was April 6, 2017. No one was hospitalized and no one died.…Read More »

March 17 2017 Outbreak of Norovirus at Seattle restaurants Linked to Oysters, Washington

  • Organism:
  • Norovirus
  • Vehicle:
  • Raw Oysters

In late March and early April 2017 Public Health Seattle King County (PHSKC) and the Washington Department of Health investigated an outbreak of norovirus among customers who consumed raw oysters at different Seattle restaurants. Cases were part of t…Read More »

March 17 2017 Outbreak of Norovirus Linked to Samish Bay Oysters, Washington

  • Organism:
  • Norovirus
  • Vehicle:
  • Raw Oysters

In March 2017 twenty-two people developed symptoms consistent with norovirus after consuming raw oysters at a Seattle restaurant between March 10 and March 12, 2017. No one was hospitalized and no one died. No one submitted specimens for laboratory t…Read More »

March 17 2017 Outbreak of Norovirus Linked to Raw Oysters, Issaquah, Washington

  • Organism:
  • Norovirus
  • Vehicle:
  • Raw Oysters

Two people from different households became ill with symptoms consistent with novovirus after eating raw oysters at an Issaquah, Washington restaurant. The implicated meal date was March 20, 2017. Two dining companions also became ill although based …Read More »

February 17 2017 Outbreak of Norovirus Linked to Burley Lagoon Oysters, Washington

  • Organism:
  • Norovirus
  • Vehicle:
  • Raw Oysters

Two people became ill with symptoms consistent with novorius after eating raw oysters traced to Burley Lagoon, Washington. The meal date was February 25, 2017. The oysters were consumed at a Seattle restaurant. No one sought medical care and no one d…Read More »

February 17 2017 Outbreak of Norovirus Linked to Raw Oysters, Seattle, Washington

  • Organism:
  • Norovirus
  • Vehicle:
  • Raw oysters

Five people from three separate dining parties reported symptoms consistent with norovirus after eating raw oysters at a Seattle restaurant. Meal dates ranged from February 14, 2017 to March 2, 2017. No one was hospitalized and no one died. All parti…Read More »

January 17 2017 Outbreak of Norovirus Linked to Raw Oysters at Taylor Shellfish, Seattle, Washington

  • Organism:
  • Norovirus
  • Vehicle:
  • Raw Oysters

In January 2017 Public Health Seattle King County (PHSKC) investigated a cluster of norovirus-like illness associated with consuming raw oysters. On January 4, 2017 four people in the same meal party consumed raw oysters at Taylor Shellfish located a…Read More »

December 17 2017 Outbreak of Norovirus at a Seattle Restaurant, Washington

  • Organism:
  • Norovirus
  • Vehicle:
  • Raw Oysters

Two people reported symptoms consistent with norovirus following a meal of raw oysters on February 17, 2017 at a Seattle restaurant. Traceback implicated Pick Pass oyster bed in Washington state as the source of the oysters. No one was hospitalized a…Read More »

December 14 2014 Norovirus Outbreak and Raw Oysters, Washington State

  • Organism:
  • Norovirus
  • Vehicle:
  • Oysters, raw

In December 2014 Washington State health officials issued an emergency closure for harvesting and ordered a recall for all shellfish originating from a portion of Mason County's Hammersley Inlet after several people who ate raw oysters became ill. A …Read More »

July 13 2013 Vibrio parahaemolyticus Infections Associated with Raw Oysters, Minnesota

  • Organism:
  • Vibrio
  • Vehicle:
  • Oysters, raw

In July 2013 Minnesota Department of Health and City of Minneapolis health officials investigated an outbreak of Vibrio parahaemolyticus among restuarant patrons who consumed raw oysters. Oysters served at two restaurants located in Minneapolis. Six …Read More »

July 12 Vibrio parahaemolyticus linked to oysters sold by Drakes Bay Oyster Company, 2012

  • Organism:
  • Vibrio
  • Vehicle:
  • Oysters, raw

Oysters from the Drakes Bay Oyster Company in Marin County, California were linked to an outbreak of vibrio parahaemolyticus in July and August 2012. California Department of Health Services announced that three persons were ill.…Read More »

July 06 2006 Outbreak of Vibrio parahaemolyticus Linked to Raw Oysters at a Picnic, California

  • Organism:
  • Vibrio
  • Vehicle:
  • Seafood, Shellfish, Oysters, Raw

A confirmed outbreak of Vibrio parahaemolyticus was associated with eating raw oysters at a picnic in California.…Read More »

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