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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August 16 2016 Outbreak of Campylobacter jejuni Associated with Raw Milk, Colorado

  • Organism:
  • Campylobacter
  • Vehicle:
  • Raw milk

In August 2016 local and public health officials in Colorado investigated an outbreak of Campylobacter jejuni infections among persons who consumed raw (unpasteurized) milk from the same herdshare dairy. Illness onset dates ranged from August 8, 2016…Read More »

May 15 2015 Campylobacter Associated with Consumption of Raw Goat Milk Produced by Claravale Farm, California

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Goat, Unpasteurized, Raw Milk

In June 2015 Orange County Health Care Agency reported three cases of campylobacteriosis associated with consumption of raw goat milk distributed by Claravale Farm of San Benito County. All three patients were children less than 5 years of age. One …Read More »

February 15 2015 Outbreak of Campylobacter jejuni linked to Claravale Farm brand raw milk, California

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

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 multip…Read More »

April 13 Outbreak of Campylobacter Linked to Family Cow Raw Milk, April-May 2013

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, milk, unpasteurized, raw milk

On May 29, 2013 the Pennsylvania Departments of Agriculture and Health advised consumers to discard raw milk produced by The Family Cow in Chambersburg, Pennsylvania because of potential contamination. The Department of Health confirmed 6 cases of l…Read More »

May 12 2012 Campylobacter jejuni Infections Linked to Consumption of Raw Milk

  • Organism:
  • Campylobacter
  • Vehicle:
  • Raw milk

In May 2012 Minnesota and Wisconsin public health and agriculture officials investigated an outbreak of Campylobacter jejuni among members of a 5th grade class who visited a farm school located near Glenwood City, Wisconsin. During the trip which too…Read More »

January 12 The Family Cow Dairy Raw, Unpasteurized Milk 2012

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, unpasteurized, raw milk

On January 27, an investigation into an outbreak of Campylobacter jejuni was first revealed by the Maryland Department of Health and Mental Hygiene. The outbreak was associated with the consumption of raw (unpasteurized) milk from The Family Cow dai…Read More »

January 12 2012 Outbreak of Campylobacter Linked to Commercially Available Raw Milk in California

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

From January through April 30, 2012 the California Department of Public Health reported that at least 33 people with campylobacter infection were identified in California. Ill patients reported consuming raw milk from two commercial dairies in Calif…Read More »

September 11 Jerry Dell Farm Unpasteurized, Raw Milk 2011

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

At least two people became ill due to Campylobacteriosis after drinking raw milk. The milk had been produced by Jerry Dell Farm in Freeville, New York. The farm had an agricultural permit to sell raw milk at the farm. The milk was confirmed to be …Read More »

June 11 North Cape Elementary School Raw Milk 2011

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

Laboratory test results proved that the Campylobactor jejuni bacteria caused the diarrheal illnesses among 16 individuals at the North Cape Elementary School in Wisconsin. Raw milk had been served at a school event on June 3. The same strain of Cam…Read More »

June 11 Tucker Adkins Dairy Raw Milk 2011

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

On July 18, the Food and Drug Administration(FDA) warned consumers to avoid drinking raw milk from Tucker Adkins Dairy, located in York, South Carolina. The cases were from three different households and had consumed raw milk from the dairy on June …Read More »

May 11 Matanuska-Suisitna Valley Cow Share Program Raw Milk 2011

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

An outbreak of Campylobacter jejuni was linked to the consumption of raw milk obtained through a cow share program in southeast Alaska. In Alaska, regulations did not allow the sale of raw milk, however owning shares of a cow to obtain milk was permi…Read More »

May 10 Hartmann Dairy Farm a.k.a. Minnesota Organic Milk a.k.a. M.O.M.' s Raw Milk 2010

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

In May, raw milk purchased from the Hartmann Dairy Farm was linked to an outbreak of eight cases of E. coli O157:H7. The specific strain of E. coli O157:H7 that was found in the case-patients was found in multiple animals and at multiple locations on…Read More »

April 10 Ropelato Dairy Raw Milk 2010

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

Nine people in Weber, Davis, and Cache Counties, Utah, were confirmed to have developed infection with Campylobacter after consuming raw, unpasteurized, milk. The milk was produced by Ropelato Dairy. Laboratory analysis of the milk showed high lev…Read More »

March 10 2010 Campylobacter Linked to Consumption of Adam Dean and Pasture Maid Creamery Unpasteurized, Raw Milk

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

The public was urged to dispose of dairy products produced by Pasture Maid Creamery in Lawrence County, Pennsylvania. The raw milk from the dairy was tested and found to contain Campylobacter. The health department had received reports of Campylobac…Read More »

March 10 2010 Campylobacter jejuni Linked to Raw Milk Produced by Forest Grove Dairy

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

An outbreak of Campylobacter jejuni occurred among people who consumed raw milk products obtained from the Family Farms Cooperative in Vandalia, Michigan. The Family Farms Cooperative operated a cow share program where members own part of a cow and …Read More »

January 10 Willow Marsh Farm Unpasteurized, Raw Milk 2010

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

Milk consumers in Saratoga County, New York, and surrounding areas, were warned NOT to consume "unpasteurized," raw milk produced at Willow Marsh Farm due to Campylobacter contamination. Five people developed Campylobacter enteritis after consuming …Read More »

August 09 Zinnicker Family Farm Raw, Unpasteurized, Milk 2009

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

Raw, unpasteurized, whole milk purchased from Zinniker Family Farm near Elkhorn, Wisconsin, was associated with an outbreak of Campylobacter jejuni. The farm sold raw milk through a cow-share program. Campylobacter isolated from at least 25 of the …Read More »

May 09 Pennsylvania Private Home Unpasteurized Milk 2009

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk, Whole

A confirmed outbreak of Campylobacter jejuni was associated with drinking raw, unpasteurized, whole milk in a private home in Pennsylvania.…Read More »

April 09 Kinikin Corner Dairy Unpasteurized, Raw Milk 2009

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

The Colorado Department of Public Health shut down the Kinikin Corner Dairy, LLC, after Western Slope residents became ill due to infections with Campylobacter jejuni bacteria. Over two hundred families participated in the dairy's cow-share operatio…Read More »

March 09 Utah Private Home Queso Fresco, Unpasteurized Cheese 2009

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Cheese, Unpasteurized, Raw Milk

A confirmed outbreak of Campylobacter jejuni was associated with eating queso fresco, unpasteurized cheese, at a private home in Utah.…Read More »

January 09 Pasture Maid Creamery, LLC, Raw, Whole, Milk 2009

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, milk, whole milk, unpasteurized, raw milk

An outbreak of Campylobacter jejuni was associated with drinking raw milk purchased from Pasture Maid Creamery, Lawrence County, Pennsylvania. The creamery sold raw milk directly to consumers who provided their own bottles. Public health personnel …Read More »

August 08 Hendricks' Farm and Dairy Raw Milk 2008

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

A confirmed outbreak of Campylobacter jejuni was linked to the consumption of raw milk produced and sold through Hendricks' Farm and Dairy in Pennsylvania. In Pennsylvania, consumers were allowed to purchase raw milk legally from licensed, inspected…Read More »

August 08 Minnesota Other Location Raw Milk 2008

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

Two people became ill due to Campylobacter(unknown species) after drinking raw milk. The exposure location was not described.…Read More »

May 08 2008 Outbreak of Campylobacter Linked to Alexandre Eco Farms Dairy Unpasteurized Milk

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

A cluster of campylobacter cases occurred in Del Norte County, California. One of the hospitalized cases was diagnosed with acute motor axonal neuropathy, a form of Guillain-Barre Syndrome, a rare complication of campylobacter infection. Guillain-Bar…Read More »

April 08 Tennessee Private Home Raw Milk and Water 2008

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk Water

A confirmed outbreak of Campylobacter jejuni occurred among people in a private home. Raw, unpasteurized milk, or water, were named as the vehicles of infection.…Read More »

April 08 Massachusetts Other Location Raw Milk 2008

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

A confirmed outbreak of Campylobacter jejuni occurred among people who drank raw milk in Massachusetts. The exposure location was described only as "other." No further details were available.…Read More »

April 08 Utah Private Home Raw Milk 2008

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

A confirmed outbreak of Campylobacter jejuni occurred among people who drank raw milk in a private home in Utah. The animal source of the milk was not described.…Read More »

March 08 Idaho Unknown Location Raw Milk 2008

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

A confirmed outbreak of Campylobacter coli occurred in Idaho. The exposure location was not described. The animal source of the milk was not described.…Read More »

December 07 2007 Outbreak of Campylobacter infections Linked to Pleasant Valley Dairy Unpasteurized, Raw Milk, Washington

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

In Washington state, four Whatcom County residents and one Skagit County resident tested positive for the same Campylobacter jejuni strain that was found in a routine sample of raw milk from Pleasant Valley Dairy. Subsequent to the outbreak, the dai…Read More »

November 07 2007 Campylobacter Linked to Raw Milk

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

Unpasteurized milk purchased from a dairy in California was linked to an outbreak of Campylobacter. No Campylobacter was isolated from available milk samples. Campylobacter was isolated from cow feces collected at the dairy; this strain was a genet…Read More »

September 07 Pennsylvania Other Location Raw Milk 2007

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

A confirmed outbreak of Campylobacter jejuni was reported the state of Pennsylvania. Raw Milk was named as the vehicle of infection. The location of exposure was described as other.…Read More »

August 07 Reno County, Kansas, Unpasteurized, Raw Milk 2007

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

A Butler County, Kansas, health worker reported a case of Campylobacteriosis to the health department in early November. The investigation report cited raw milk as the likely vehicle of infection, and the investigating agencies were able to locate t…Read More »

April 07 South Carolina Private Home Unpasteurized Milk 2007

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

A dual outbreak of Campylobacter jejuni and Salmonella Give occurred among people who drank raw milk at a private home in South Carolina. The animal source of the milk was not described. There was no description about whether the milk had been purc…Read More »

April 07 New York Private Home Raw Milk 2007

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

A confirmed outbreak due to Campylobacter occurred among people who had consumed raw, unpasteurized, milk, at a private home in New York state.…Read More »

March 07 Woolsey's Dairy Unpasteurized, Raw Milk 2007

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

Utah County health officials investigated an outbreak of Campylobacter. At least seven of the cases had consumed milk produced by Woolsey's Dairy. The dairy was located in Payson, Utah and sold unpasteurized goat and cow milk. Dairy milk samples w…Read More »

January 07 Utah Unpasteurized Whole Cow's Milk, Unpasteurized Goat Milk, Unpasteurized Butter, Unpasteurized Goat Cheese, Chevre 2007

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Cow, Goat, Unpasteurized, Raw Milk Dairy, Cheese, Unpasteurized, Goat, Chevre, Raw Cheese

An outbreak of Campylobacter jejuni was associated with the consumption of unpasteurized dairy products in Utah. The exposure source of the milk was not described. In March, an outbreak investigation (Utah) into the Woolsey Dairy occurred when at l…Read More »

December 07 Georgia Raw Milk Sold for Pet Food 2007

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

Three families in Murray County, Georgia, were sickened by Campylobacter bacteria after consuming raw (unpasteurized) milk that had been sold as pet food by a local dairy. Georgia law prohibits the sale of raw milk for human consumption, but did all…Read More »

May 06 Virginia Other Location Raw Milk 2006

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Raw, Unpasteurized, Raw Milk

A confirmed outbreak of Campylobacter jejuni was associated with drinking raw milk. The exposure location was described only as "other."…Read More »

February 06 New York Private Home Unpasteurized Milk 2006

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

Two people in Tompkins county, New York, became ill after consuming raw, or unpasteurized, milk. Farmers were allowed to sell raw milk in New York state. Raw milk from the farm tested positive for Campylobacter.…Read More »

January 06 Illinois Private Home Unpasteurized Whole Milk 2006

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

A confirmed outbreak of Campylobacter jejuni occurred among people who had consumed an unpasteurized, raw, whole milk in a private home in Illinois.…Read More »

December 05 Taft Hill Dairy Unpasteurized, Raw Milk 2005

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

An outbreak of Campylobacter occurred among persons who consumed raw milk obtained through participation in a cow-share program. Illnesses occurred in at least seven households. The cow share program provided milk for 27 households. The direct sal…Read More »

October 05 Juab County Dairy Farm Unpasteurized Milk 2005

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

A confirmed outbreak of Campylobacteriosis occurred among veterinary technician students who visited a Juab County, Utah, dairy. During the visit, eight drank raw milk which then resulted in 2 or 3 illnesses.…Read More »

September 05 2005 Outbreak of Campylobacter at a Group Treatment Home Linked to Consumption of Raw Milk, Utah

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

A confirmed outbreak of Campylobacteriosis occurred among people who drank unpasteurized, raw milk at a group treatment home in Bear River, Utah. A local clergyman brought the milk, and some brownies and cookies. The milk came from his farm.…Read More »

July 05 Virginia Cow Share Program Unpasteurized, Raw Milk 2005

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

An outbreak of Campylobacter was linked to the consumption of raw milk that had been obtained from a cow share program. There were one confirmed case and three clinically compatible cases. Four other families who received milk did not become ill.…Read More »

July 05 Uinta Family Dairy Cow Milk 2005

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

A confirmed case of Campylobacter jejuni was reported in a male child in Uinta County, Wyoming. Additional family members were ill. Illness was associated with drinking unpasteurized milk from the family's dairy cow.…Read More »

March 05 Park County Raw Milk (2) 2005

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

Two cases of campylobacteriosis were linked to the consumption of raw milk produced by a dairy in Park County, Wyoming. The two were from different households. Another outbreak of Campylobacter occurred in this county one year before. The milk invo…Read More »

July 04 Park County Raw Milk (1) 2004

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

Five confirmed, and one suspect, case of campylobacteriosis were found to be associated with drinking milk from a dairy in Park County, Wyoming. All persons had consumed raw milk from the dairy sometime in late June or early July. Other possible link…Read More »

January 03 Washington State Private Home Unpasteurized, Raw, Cheese 2003

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Cheese, Unpasteurized, Raw Milk

A confirmed outbreak of Campylobacter jejuni was associated with eating homemade, fresh, unpasteurized cheese in a private home in Washington state.…Read More »

January 02 2002 Outbreak of Campylobacter jejuni Infections at a High School Athletic Team Dinner, Utah

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

An outbreak of Campylobacter jejuni occurred among student athletes who attended a dinner. Raw (unpasteurized) milk was served at the event, and people were aware that the milk was raw. The milk was a gift to support the team. At the time, the sta…Read More »

November 01 Wisconsin Farm Cow Share Unpasteurized, Raw Milk 2001

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

A cluster of five cases of Campylobacter jejuni was reported to the Wisconsin Division of Public Health in early December. After an initial investigation, the case definition was expanded to include people living in Sawyer County and the surrounding…Read More »

August 00 Utah Private Home Raw Milk 2000

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

Five persons became ill with Campylobacter after drinking raw milk in Utah.…Read More »

April 94 1994 Campylobacter Among Visitors to a Dairy, Cardiff England, Raw Milk

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

A nursery school trip to a dairy farm led to an outbreak of Campylobacter jejuni gastroenteritis. Illness was associated with the consumption of raw (unpasteurized) milk while visiting the dairy. There was a significant dose response relationship b…Read More »

December 92 1992 Campylobacter Linked to Raw Milk Served at a Church Picnic, Minnesota

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

An outbreak of Campylobacter occurred among people who drank raw milk served at a church picnic.…Read More »

December 91 Otter Tail County Raw Milk 1991

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

An outbreak of Campylobacter jejuni occurred in Otter Tail county, Minnesota, among people who drank raw milk.…Read More »

June 84 1984 Campylobacter jejuni Linked to Consumption of Certified Raw Milk

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

Kindergarten children and adults visited a certified raw milk bottling plant in southern California where they were given ice cream, kefir, and milk. A few days later several of them became ill due to infections caused by Campylobacter jejuni.…Read More »

June 84 Vancouver Island, Canada, Raw Milk Dairy Raw Milk 1984

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

A kindergarten class visited a raw milk dairy on Vancouver Island, Canada. Thirteen drank raw milk. Nine of these persons developed gastroenteritis approximately four days later. Three case-patients were found to have Campylobacter jejuni in their…Read More »

December 84 Kindergarten Class Visit to Dairy 1984

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

In British Columbia, a kindergarten class visited a raw milk dairy. An outbreak of Campylobacter jejuni was associated with drinking raw milk at the dairy.…Read More »

July 83 Goat Raw Milk 1983

  • Organism:
  • Campylobacter
  • Vehicle:
  • Milk, Unpasteurized, Goat, Raw Milk, Dairy

Unpasteurized, raw, goat milk was associated with an outbreak of Campylobacter jejuni in King County, Washington. The milk was produced by a single dairy. Four ill persons had drunk the milk. The other two illnesses were a dairy worker and her inf…Read More »

May 83 1983 Campylobacter jejuni Linked to Raw Milk During a Dairy Farm Visit, Pennsylvania

  • Organism:
  • Campylobacter
  • Vehicle:
  • Dairy, Milk, Unpasteurized, Raw Milk

An outbreak of Campylobacter jejuni occurred among first grade students who drank raw milk while visiting a farm in central Pennsylvania. Illness risk was associated with the quantity of milk that was consumed during the visit.…Read More »

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