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Geographical distribution: Serovar Newport has been mainly found in North America, and Europe. 

Outbreaks: Outbreaks have been associated with S. Newport.Human outbreaks: 

YearLocationAssociated SourceNumber of Cases
1995-1996USAlfalfa >133
1999USMangoes79
2002US: Multi-stateTomatoes510
2002US: Multi-stateGround beef47
2004USLettuce97
2005-2006US: Multi-stateRaw tomatoes187
2006USWatermelon20
2012US: Multi-stateCantaloupeSalmonella Typhimurium sickened 228; Salmonella Newport sickened 33 people
2014US: Multi-stateCucumber275
2016-2017US: Multi-stateGround beef106
2017US: Multi-stateImported maradol papayas4 (Salmonella Infantis was involved)
2018US: KSTomatoes14
2018US: Multi-stateFrozen shredded coconut 27 (Salmonella I 4,[5],12:b:- was also involved)
2018France & ScotlandRaw goats' milk cheese

France: 147

Scotland: 6

2018-2019US: Multi-stateGround beef produced by JBS Tolleson, Inc403
2019US: Multi-stateFrozen, ground tuna from JK Fish of Vietnam13 
2019US: Multi-stateTuna15
2019US: Multi-statePig ear treats for dogs93 (Three serovars were involved: Infantis, London, and Newport)
2019Sweden Frozen crayfish from China33
2020US & CanadaRed onions

US: 1127

Canada: 515

2020France Raw or rare horse meat20
2021USInfant formula4 (3 of them were associated with Cronobacter sakazakii infections)
2021US: Multi-statemultistateBeef75 (associated with REPJJP01)
2022US: Multi-statemultistateBeef22 (associated with REPJJP01)

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:

Year

Exporting country

Importing country

Associated source

Product category

2025PolandItalyFrozen duck1Poultry meat and poultry meat products
2025PolandItalyChicken and turkey kebabPoultry meat and poultry meat products
2021BrazilGermanyBlack pepper2Herbs and spices
2020PolandItalyFrozen marinated chicken inner filletsPoultry meat and poultry meat products
2020IndiaGermanyDog chews (dried tripes)3Feed materials

1 Salmonella Enteritidis and Newport were found. 

2 Salmonella Javiana, Newport, Poona and Abaetetuba were found.Relevant links and references:

3 Salmonella Typhimurium and Newport were found.  

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


Relevant links:

  1. https://webgate.ec.europa.eu/rasff-window/screen/notification/745388
  2. https://webgate.ec.europa.eu/rasff-window/screen/notification/737443
  3. https://webgate.ec.europa.eu/rasff-window/screen/notification/522132
  4. https://webgate.ec.europa.eu/rasff-window/screen/notification/425465
  5. https://webgate.ec.europa.eu/rasff-window/screen/notification/423186


  1. https://www.fda.gov/food/outbreaks-foodborne-illness/factors-potentially-contributing-contamination-red-onions-implicated-summer-2020-outbreak-salmonella
  2. https://www.cdc.gov/salmonella/general/technical/newport.html
  3. https://www.cdc.gov/salmonella/newport-07-20/index.html
  4. https://www.fda.gov/food/outbreaks-foodborne-illness/outbreak-investigation-salmonella-newport-frozen-ground-tuna-april-2019
  5. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC309039/
  6. https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5125a1.htm
  7. https://jamanetwork.com/journals/jama/article-abstract/193406
  8. https://www.addl.purdue.edu/newsletters/2004/summer/salmnewp.htm
  9. https://pubmed.ncbi.nlm.nih.gov/36382397/
  10. https://www.cdc.gov/mmwr/volumes/67/wr/mm6715a2.htm#F1_down
  11. https://www.cdc.gov/salmonella/newport-10-18/index.html
  12. https://www.aphis.usda.gov/aphis/ourfocus/animalhealth/animal-and-animal-product-import-information/organisms-vectors/livestock-poultry-pathogens
  13. https://www.fsis.usda.gov/sites/default/files/media_file/2022-06/Newport_AAR_20220519_cln.pdf
  14. https://www.canada.ca/en/public-health/services/public-health-notices/2020/outbreak-salmonella-infections-under-investigation.html
  15. https://www.foodsafetynews.com/tag/salmonella-newport/
  16. https://www.sciencedirect.com/science/article/abs/pii/S016816051830638X
  17. https://www.sciencedirect.com/science/article/pii/S0362028X22086392#bb0210
  18. https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5635a3.htm
  19. https://www.liebertpub.com/doi/pdf/10.1089/fpd.2008.0232
  20. https://www.cdc.gov/salmonella/newport-09-17/index.html
  21. 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
  22. https://www.pritzkerlaw.com/personal-injury/2020/salmonella-newport-outbreaks-beef-papayas-melon-cucumbers-tuna-chia-powder-and-coconut/
  23. https://www.cdc.gov/mmwr/volumes/72/wr/mm7245a3.htm
  24. https://www.cdc.gov/ncezid/dfwed/outbreak-response/rep-strains/repjjp01.html#:~:text=REPJJP01%20is%20a%20persistent%2C%20multidrug,to%20PulseNet%20in%20late%202015.
  25. https://doi.org/10.1111/zph.13174