Timeline of Reported Cases

Final Update

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Posted March 22, 2019 at 3:15 PM ET

This outbreak appears to be over. Consumers and restaurants should always handle and cook ground beef safely to help prevent foodborne illness.

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

Epi curve of people infected with the outbreak strain of Salmonella, by date of illness onset, as of March 21, 2019

*n=403 for whom information was reported as of March 21, 2019. Some illness onset dates have been estimated from other reported information.

Previous Timelines

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

Epi curve of people infected with the outbreak strain of Salmonella, by date of illness onset, as of December 12, 2018

*n=333 for whom information was reported as of December 12, 2018. Some illness onset dates have been estimated from other reported information.

Illnesses 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.

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

Epi curve of people infected with the outbreak strain of Salmonella, by date of illness onset, as of November 15, 2018

*n=246 for whom information was reported as of November 15, 2018. Some illness onset dates have been estimated from other reported information.

Illnesses 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.

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

Epi curve of people infected with the outbreak strain of Salmonella, by date of illness onset, as of October 23, 2018

*n=120 for whom information was reported as of October 23, 2018. Some illness onset dates have been estimated from other reported information.

Illnesses 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.

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

Epi curve of people infected with the outbreak strain of Salmonella, by date of illness onset, as of October 4, 2018

*n=57 for whom information was reported as of October 4, 2018. Some illness onset dates have been estimated from other reported information.

Illnesses 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.

Read the full Food Safety Alert

Page last reviewed: March 22, 2019
Content source: Centers for Disease Control and Prevention, National Center for Emerging and Zoonotic Infectious Diseases (NCEZID), Division of Foodborne, Waterborne, and Environmental Diseases (DFWED)