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Epi Curves

Multistate Outbreak of Salmonella Poona Infections Linked to Imported Cucumbers (Final Update)

Posted March 18, 2016 2:30 PM ET

This outbreak appears to be over. However, Salmonella remains an important cause of human illness in the United States. For more information about Salmonella and steps that people can take to reduce their risk of infection, visit CDC's Salmonella webpage.

People infected with the outbreak strain of Salmonella Poona, by date of illness onset*

Graph showing People infected with the outbreak strains of Salmonella Poona, by date of illness onset - as of March 15, 2016

*n=907 for whom information was reported as of March 15, 2016. Some illness onset dates have been estimated from other reported information. Illnesses that started after February 14, 2016 might not yet be reported due to the time it takes between when a person becomes ill and when the illness is reported. This takes an average of 2 to 4 weeks.

**Recall 1: On September 4, 2015, Andrew & Williamson Fresh Produce voluntarily recalled all cucumbers sold under the “Limited Edition” brand label from August 1, 2015 through September 3, 2015 because they may be contaminated with Salmonella.

**Recall 2: On September 11, 2015, Custom Produce Sales voluntarily recalled all cucumbers sold under the Fat Boy brand label starting August 1, 2015 because they may be contaminated with Salmonella. These cucumbers were sent to Custom Produce Sales from Andrew & Williamson Fresh Produce.

January 21, 2016

People infected with the outbreak strains of Salmonella Poona, by date of illness onset*

Graph showing People infected with the outbreak strains of Salmonella Poona, by date of illness onset - as of January 21, 2016

*n=888 for whom information was available as of January 21, 2016. Some illness onset dates have been estimated from other reported information. Illnesses that began after December 21, 2015 might not yet be reported due to the time it takes between when a person becomes ill and when the illness is reported. This takes an average of 2 to 4 weeks.

**Recall 1: On September 4, 2015, Andrew & Williamson Fresh Produce voluntarily recalled all cucumbers sold under the “Limited Edition” brand label from August 1, 2015 through September 3, 2015 because they may be contaminated with Salmonella.

Recall 2: On September 11, 2015, Custom Produce Sales voluntarily recalled all cucumbers sold under the Fat Boy label starting August 1, 2015 because they may be contaminated with Salmonella. These cucumbers were sent to Custom Produce Sales from Andrew & Williamson Fresh Produce.

November 18, 2015

People infected with the outbreak strains of Salmonella Poona, by date of illness onset*

Graph showing People infected with the outbreak strains of Salmonella Poona, by date of illness onset - as of November 18, 2015

*n=838 for whom information was available as of November 18, 2015. Some illness onset dates have been estimated from other reported information. Illnesses that began after October 21, 2015 might not yet be reported due to the time it takes between when a person becomes ill and when the illness is reported. This takes an average of 2 to 4 weeks.

**Recall 1: On September 4, 2015, Andrew & Williamson Fresh Produce voluntarily recalled all cucumbers sold under the “Limited Edition” brand label from August 1, 2015 through September 3, 2015 because they may be contaminated with Salmonella.

Recall 2: On September 11, 2015, Custom Produce Sales voluntarily recalled all cucumbers sold under the Fat Boy label starting August 1, 2015 because they may be contaminated with Salmonella. These cucumbers were sent to Custom Produce Sales from Andrew & Williamson Fresh Produce.

October 14, 2015

People infected with the outbreak strains of Salmonella Poona, by date of illness onset*

Graph showing People infected with the outbreak strains of Salmonella Poona, by date of illness onset - as of October 14, 2015

*n=765 for whom information was available as of October 13, 2015. Some illness onset dates have been estimated from other reported information. Illnesses that began after September 15, 2015 might not yet be reported due to the time it takes between when a person becomes ill and when the illness is reported. This takes an average of 2 to 4 weeks.

**Recall 1: On September 4, 2015, Andrew & Williamson Fresh Produce voluntarily recalled all cucumbers sold under the “Limited Edition” brand label from August 1, 2015 through September 3, 2015 because they may be contaminated with Salmonella.

Recall 2: On September 11, 2015, Custom Produce Sales voluntarily recalled all cucumbers sold under the Fat Boy label starting August 1, 2015 because they may be contaminated with Salmonella. These cucumbers were sent to Custom Produce Sales from Andrew & Williamson Fresh Produce.

October 6, 2015

People infected with the outbreak strains of Salmonella Poona, by date of illness onset*

Graph showing People infected with the outbreak strains of Salmonella Poona, by date of illness onset - as of October 6, 2015

*n=732 for whom information was available as of October 5, 2015. Some illness onset dates have been estimated from other reported information. Illnesses that began after September 8, 2015 might not yet be reported due to the time it takes between when a person becomes ill and when the illness is reported. This takes an average of 2 to 4 weeks.

**Recall 1: On September 4, 2015, Andrew & Williamson Fresh Produce voluntarily recalled all cucumbers sold under the “Limited Edition” brand label during the period from August 1, 2015 through September 3, 2015 because they may be contaminated with Salmonella.

Recall 2: On September 11, 2015, Custom Produce Sales voluntarily recalled all cucumbers sold under the Fat Boy label starting August 1, 2015 because they may be contaminated with Salmonella. These cucumbers were sent to Custom Produce Sales from Andrew & Williamson Fresh Produce.

September 29, 2015

People infected with the outbreak strains of Salmonella Poona, by date of illness onset*

Graph showing People infected with the outbreak strains of Salmonella Poona, by date of illness onset - as of September 28, 2015

*n=671 for whom information was available as of September 28, 2015. Some illness onset dates have been estimated from other reported information. Illnesses that began after September 2, 2015 might not yet be reported due to the time it takes between when a person becomes ill and when the illness is reported. This takes an average of 2 to 4 weeks.

**Recall 1: On September 4, 2015, Andrew & Williamson Fresh Produce voluntarily recalled all cucumbers sold under the “Limited Edition” brand label during the period from August 1, 2015 through September 3, 2015 because they may be contaminated with Salmonella.

***Recall 2: On September 11, 2015, Custom Produce Sales voluntarily recalled all cucumbers sold under the Fat Boy label starting August 1, 2015 because they may be contaminated with Salmonella. These cucumbers were sent to Custom Produce Sales from Andrew & Williamson Fresh Produce.

September 22, 2015

People infected with the outbreak strains of Salmonella Poona, by date of illness onset*

Graph showing People infected with the outbreak strains of Salmonella Poona, by date of illness onset - as of Septmeber 22, 2015

*n=558 for whom information was available as of September 21, 2015. Some illness onset dates have been estimated from other reported information. Illnesses that began after August 28, 2015 might not yet be reported due to the time it takes between when a person becomes ill and when the illness is reported. This takes an average of 2 to 4 weeks.

**On September 4, 2015, Andrew & Williamson Fresh Produce voluntarily recalled all cucumbers sold under the “Limited Edition” brand label during the period from August 1, 2015 through September 3, 2015 because they may be contaminated with Salmonella.

September 14, 2015

People infected with the outbreak strains of Salmonella Poona, by date of illness onset*

Graph showing People infected with the outbreak strains of Salmonella Poona, by date of illness onset - as of Septmeber 14, 2015

*n=418 for whom information was available as of September 14, 2015. Some illness onset dates have been estimated from other reported information.

Illnesses that began after August 22, 2015 might not yet be reported due to the time it takes between when a person becomes ill and when the illness is reported. This takes an average of 2 to 4 weeks.

**On September 4, 2015, Andrew & Williamson Fresh Produce voluntarily recalled all cucumbers sold under the “Limited Edition” brand label during the period from August 1, 2015 through September 3, 2015 because they may be contaminated with Salmonella.

September 8, 2015

People infected with the outbreak strains of Salmonella Poona, by date of illness onset*

Graph showing People infected with the outbreak strains of Salmonella Poona, by date of illness onset - as of Septmeber 14, 2015

*n=341 for whom information was available as of September 8, 2015. Some illness onset dates have been estimated from other reported information. Illnesses that began after August 16, 2015 might not yet be reported due to the time it takes between when a person becomes ill and when the illness is reported. This takes an average of 2 to 4 weeks.

**On September 4, 2015, Andrew & Williamson Fresh Produce voluntarily recalled all cucumbers sold under the “Limited Edition” brand label during the period from August 1, 2015 through September 3, 2015 because they may be contaminated with Salmonella.

September 3, 2015

People infected with the outbreak strains of Salmonella Poona, by date of illness onset*

Epi Curve

*n=285 for whom information was available as of September 3, 2015. Some illness onset dates have been estimated from other reported information. 

Illnesses that began after August 14, 2015 might not yet be reported due to the time it takes between when a person becomes ill and when the illness is reported. This takes an average of 2 to 4 weeks.

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