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Human outbreaks: Multiple human outbreaks linked to serovar Newport have been reported with the majority occurring in the US. Below are examples. 

YearLocationAssociated sourceNumber of cases
2022US: multistateBeef (suspected)122
2021US: multistateInfant formula24
2021US: multistateBeef (suspected)375
2020US: multistate & CanadaRed onions4

1,642

2020France Raw or rare horse meat20
2019US: multistateFrozen, ground tuna15 
2019US: multistatePig ear treats for dogs5154
2019Sweden Frozen crayfish from China33
2018-2019US: multistateGround beef403
2018US: KSTomatoes10 (confirmed) and 55 (probable)
2018US: multistateFrozen shredded coconut6 27
2018France & ScotlandRaw goats' milk cheese7

153

2017US: multistateMaradol papayas84
2016-2017US: multistateGround beef106
2014US: multistateCucumber275
2012US: multistateCantaloupe9261
2006US: NYWatermelon20
2005-2006US: multistate

Raw tomatoes10

459
2004USLettuce368
2002US: multistateTomatoes510
2002US: multistate
Ground
Raw or undercooked ground beef47
1999US
Mangoes
Mango
79
78
1995-1996US
Alfalfa >133
, Canada, other internationalAlfalfa sprouts202

1 A REP strain (REPJJP01) was identified as the outbreak strain.

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9 The infections included Salmonella Typhimurium (228 cases) and Salmonella Newport (33 cases).

10 The infections included Salmonella Newport (197 cases), Typhimurium (190 cases), and Braenderup (72 cases). 

Border rejections: Multiple border rejections linked to this serovar have been reported and they are mainly associated with poultry or poultry products. Below are some examples:

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3 This recall was caused by a multistate outbreak described above. JBS Tolleson, Inc., a Tolleson, Ariz. establishment, issued a recall of approximately 12,093,271 pounds of non-intact raw beef products. 

4 This recall was caused by a multistate outbreak involving Salmonella Typhimurium and Newport as described above. Chamberlain Farms Produce, Inc. of Owensville, Indiana voluntarily issued a recall of cantaloupe grown on its farm. 

Relevant links:

  1. https://pmc.ncbi.nlm.nih.gov/articles/PMC10651324/#:~:text=Outbreak%20Investigations&text=A%20second%20multistate%20outbreak%20that,ground%20beef%20from%20a%20patient.
  2. https://dpbh.nv.gov/uploadedFiles/dpbhnvgov/content/Resources/Update%20TB_FDA%20Recall%20on%20Infant%20Formula%20030122.pdf
  3. https://www.fda.gov/food/outbreaks-foodborne-illness/outbreak-investigation-salmonella-newport-red-onions-july-2020
  4. https://pmc.ncbi.nlm.nih.gov/articles/PMC11450499/#:~:text=In%20July%202020%2C%20a%20Salmonella,2020%20to%2029%20August%202020
  5. https://www.foodsafetynews.com/2020/10/salmonella-in-horse-meat-linked-to-two-deaths-in-france/
  6. https://archive.cdc.gov/www_cdc_gov/salmonella/newport-04-19/index.html
  7. https://www.fda.gov/animal-veterinary/outbreaks-and-advisories/fda-investigates-contaminated-pig-ear-pet-treats-connected-human-salmonella-infections
  8. https://pmc.ncbi.nlm.nih.gov/articles/PMC9164673/#:~:text=In%20autumn%202019%2C%20the%20Public,source%20and%20prevent%20further%20cases
  9. https://archive.cdc.gov/#/details?url=https://www.cdc.gov/salmonella/newport-10-18/index.html
  10. https://www.kdhe.ks.gov/ArchiveCenter/ViewFile/Item/2781
  11. https://archive.cdc.gov/www_cdc_gov/salmonella/coconut-01-18/index.html
  12. https://www.cambridge.org/core/journals/epidemiology-and-infection/article/outbreak-of-salmonella-newport-associated-with-internationally-distributed-raw-goats-milk-cheese-france-2018/528E4E70FB25CDBB293627227740E39D
  13. https://outbreakdatabase.com/outbreaks/2017-multistate-outbreak-of-salmonella-newport-and-salmonella-infantis-linked-to-maradol-papayas
  14. https://www.fsis.usda.gov/sites/default/files/media_file/documents/Newport_AAR_2022072722_cln.pdf
  15. https://www.cdc.gov/mmwr/preview/mmwrhtml/mm6406a3.htm#:~:text=In%20August%202014%2C%20PulseNet%2C%20the,pattern%20
  16. https://archive.cdc.gov/www_cdc_gov/salmonella/typhimurium-cantaloupe-08-12/index.html
  17. https://outbreakdatabase.com/outbreaks/2006-outbreak-of-salmonella-newport-at-a-restaurant-linked-to-watermelon-new-york
  18. https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5635a3.htm
  19. https://www.cidrap.umn.edu/foodborne-disease/uk-salmonella-outbreak-linked-lettuce
  20. https://pmc.ncbi.nlm.nih.gov/articles/PMC2870807/#:~:text=Salmonella%20Newport%20causes%20more%20than,510%20patients%20in%2026%20states
  21. https://pubmed.ncbi.nlm.nih.gov/12118534/
  22. https://pubmed.ncbi.nlm.nih.gov/14689335/
  23. https://outbreakdatabase.com/outbreaks/1995-outbreak-of-salmonella-newport-associated-with-alfalfa-sprouts
  24. https://webgate.ec.europa.eu/rasff-window/screen/notification/745388
  25. https://webgate.ec.europa.eu/rasff-window/screen/notification/737443
  26. https://webgate.ec.europa.eu/rasff-window/screen/notification/522132
  27. https://webgate.ec.europa.eu/rasff-window/screen/notification/425465
  28. https://webgate.ec.europa.eu/rasff-window/screen/notification/423186
  29. https://webgate.ec.europa.eu/rasff-window/screen/notification/625006
  30. https://webgate.ec.europa.eu/rasff-window/screen/notification/608601
  31. https://webgate.ec.europa.eu/rasff-window/screen/notification/555203
  32. https://archive.cdc.gov/www_cdc_gov/salmonella/newport-07-20/updates.html
  33. https://www.fsis.usda.gov/recalls-alerts/jbs-tolleson-inc--recalls-raw-beef-products-due-possible-salmonella-newport
  34. https://outbreakdatabase.com/outbreaks/2012-multistate-outbreak-of-salmonella-newport-linked-to-cantaloupe