Timeline of Reported Cases

July 16, 2019 at 6:15 PM ET

People infected with the outbreak strain of E. coli O103 and E. coli O121, by date of illness onset*

Epi curve of people infected with the outbreak strain of E. coli, by date of illness onset, as of July 12, 2019

*n=21 for whom illness onset information was reported as of July 12, 2019. Some illness onset dates have been estimated from other reported information.

Illnesses that started after June 22, 2019 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.