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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November 08 Wyoming Office Setting Unknown 2008

  • Organism:
  • Other
  • Vehicle:
  • Unknown

A confirmed outbreak of Giardia lamblia occurred among people in an office setting in Wyoming. The vehicle of infection was not described.…Read More »

September 07 Missouri Office Setting Chicken Parmesan and Lettuce-Based Salads 2007

  • Organism:
  • Other
  • Vehicle:
  • Poultry, Chicken, Chicken Dishes, Chicken Parmesan Vegetables, Leafy Greens, Lettuce-Based Salads

A confirmed outbreak of Giardia lamblia occurred among people who ate chicken parmesan and lettuce-based salads while in an office setting in Missouri.…Read More »

July 07 Vermont Camp Unknown 2007

  • Organism:
  • Other
  • Vehicle:
  • Unknown

A confirmed outbreak of Giardia lamblia was linked to a camp in Vermont. The vehicle of infection was not named.…Read More »

July 07 Private Recreational Camp in California 2007

  • Organism:
  • Other
  • Vehicle:
  • Water

An outbreak of Giardiasis was attributed to water at a private recreational camp in California. Two days before the outbreak began, the camp installed a slow-sand water filtration system that included unsterilized sand. There was a record of elevat…Read More »

October 06 New York School Unknown 2006

  • Organism:
  • Other
  • Vehicle:
  • Unknown

A confirmed outbreak of Giardia lamblia occurred in a school in New York state. The vehicle of infection was not described.…Read More »

January 06 California Church Unknown 2006

  • Organism:
  • Other
  • Vehicle:
  • Unknown

A confirmed outbreak of Giardia lamblia occurred among people at a church in California. The vehicle of infection was not described.…Read More »

December 06 2006 Outbreak of Giardiasis at a Catered Lunch at a School, New York

  • Organism:
  • Other
  • Vehicle:
  • Unknown

Eight people developed Giardiasis after eating a restaurant catered lunch while at a school in New York state.…Read More »

August 05 2005 Outbreak of Giardiasis At A School Sponsored Camp, New York

  • Organism:
  • Other
  • Vehicle:
  • Fruits, Vegetables, Berries

An end-of-season party held at a camp for private residential school located in Essex County, New York, led to 50 cases of Giardia lamblia. The back-to-school get-together provided fresh fruit and vegetables from the camp garden; these were assesse…Read More »

August 05 Los Angeles Women's Gym Water 2005

  • Organism:
  • Other
  • Vehicle:
  • Water

An outbreak of Giardiasis was likely caused by drinking from a water dispenser located within a women's gym in Los Angeles County, California. The water in the crock dispenser was usually replenished daily by the supervisor. The crock was not regula…Read More »

July 02 Wyoming Green River Recreational Water 2002

  • Organism:
  • Other
  • Vehicle:
  • Water, Recreational, River

Two people developed giardiasis after participating in water sports (rafting) on the Green River in southwestern Wyoming. Additional possible expsoures were identified, but the rafting trips on the Green River were thought to be the most likely expo…Read More »

October 90 Connecticut Insurance Carrier Building Cafeteria Food Worker 1990

  • Organism:
  • Other
  • Vehicle:
  • Vegetables, Food Worker

An outbreak of giardiasis among insurance company employees was linked to the consumption of raw vegetables served in the building cafeteria. The vegetables had been sliced by a food handler who was confirmed to be infected with Giardia lamblia.…Read More »

July 90 Restaurant Ice 1990

  • Organism:
  • Other
  • Vehicle:
  • Water, Ice, Food Worker

An outbreak of giardiasis occurred among people who attended a day long, job training, meeting that was held at a restaurant in Washington state. All attendees were served the same food items. Consuming ice while attending the meeting was epidemiol…Read More »

December 89 Church Function Vegetables 1989

  • Organism:
  • Other
  • Vehicle:
  • Vegetables, Lettuce, Onions, Tomatoes, Food Handler

People who attended a church function in New Mexico developed giardiasis after eating lettuce, onions, and tomatoes. The food preparer likley contaminated the vegetables.…Read More »

March 88 Church Youth Group Dinner Taco Ingredients 1988

  • Organism:
  • Other
  • Vehicle:
  • Sandwiches, Tacos, lettuce, salsa, onions, tomatoes

Eating at the church youth group dinner on March 2 was associated with developing giardiasis. The foods served at dinner included tacos (meat, onions, tomatoes, lettuce, cheese, salsa, sour cream, and tortillas), corn, peaches, cupcakes, soft drinks…Read More »

April 86 Minnesota Residential Home Sandwiches 1986

  • Organism:
  • Other
  • Vehicle:
  • Sandwiches, Person-to-Person, Food Worker

Over a six week time period, an outbreak of giardiasis occurred in residents and employees of a nursing home and in children who attended a day care program held within the nursing home. Multiple modes of transmission of Giardia lamblia, including fo…Read More »

April 86 1986 Outbreak of Giardia Infections Linked to Fruit Salad, New Jersey

  • Organism:
  • Other
  • Vehicle:
  • Produce-Based Salad, Fruit Salad

A party was held for 25 persons on March 30. Several days later, several people developed giardiasis. Consumption of fruit salad that had been prepared in the home of a woman who developed giardiasis nine days after the party. Her child had eaten …Read More »

December 82 Reno, Nevada Municipal Water 1982

  • Organism:
  • Other
  • Vehicle:
  • Water, Municipal

An outbreak of Giardia lamblia occurred in Reno, Nevada, in 1982. At the time, Reno's water supply in part originated from surface water. The water was not filtered, but had undergone coagulation, settling, and chlorination. Giardia cysts were rec…Read More »

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