Timeline of Reported Cases

Final Update

Posted on December 18, 2020 at 3:00 PM ET

This outbreak is over. Learn how you can prevent getting sick from E. coli.

People infected with the outbreak strain of E. coli O157:H7, by date of illness onset*

Epi curve of people infected with the outbreak strain of E. coli, by date of illness onset, as of December 16, 2020

*n=18 for whom information was estimated or reported as of December 16, 2020.

Previous Timelines