Skip directly to search Skip directly to A to Z list Skip directly to navigation Skip directly to site content Skip directly to page options
CDC Home

Multistate Outbreak of Shiga toxin-producing Escherichia coli O121 Infections Linked to Raw Clover Sprouts (Final Update)

Posted August 1, 2014 2:15 PM ET

This particular outbreak appears to be over. However, E. coli is still an important cause of human illness in the United States. More information about E. coli, and steps people can take to reduce their risk of infection, can be found on the CDC E. coli Web Page.

Current Epi Curve

The outbreak can be visually described with a chart showing the number of people who became ill each day. Please see the Timeline for Reporting Cases of E. coli O157 Infections for more details.

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

Persons infected with E.coli O121, by date of illness onset as of July 31, 2014

*n=19 for whom information was reported as of July 31, 2014. Some illness onset dates have been estimated from other reported information.

« Read the full Outbreak Investigation

Previous Epi Curves

Epi Curve: June 27, 2014

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

Persons infected with E.coli O121, by date of illness onset as of June 27, 2014

*n=18 for whom information was reported as of June 27, 2014. Some illness onset dates have been estimated from other reported information.

Illnesses that occurred after June 4, 2014 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 3 weeks.

Epi Curve: June 10, 2014

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

Persons infected with E.coli O121, by date of illness onset as of May 21, 2014

*n=17 for whom information was reported as of June 9, 2014.

Some illness onset dates have been estimated from other reported information. Illnesses that occurred after May 17, 2014 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 3 weeks.

Epi Curve: May 26, 2014

Persons infected with E. coli O121, by date of illness onset*

Persons infected with E.coli O121, by date of illness onset as of May 21, 2014

*n=9 for whom information was reported as of May 21, 2014.

Some illness onset dates have been estimated from other reported information. Illnesses that occurred after April 30, 2014 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 3 weeks.

Top of Page

 
Contact Us:
  • Centers for Disease Control and Prevention
    1600 Clifton Rd
    Atlanta, GA 30333
  • 800-CDC-INFO
    (800-232-4636)
    TTY: (888) 232-6348
  • Contact CDC–INFO
USA.gov: The U.S. Government's Official Web PortalDepartment of Health and Human Services
Centers for Disease Control and Prevention   1600 Clifton Road Atlanta, GA 30329-4027, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348 - Contact CDC–INFO
A-Z Index
  1. A
  2. B
  3. C
  4. D
  5. E
  6. F
  7. G
  8. H
  9. I
  10. J
  11. K
  12. L
  13. M
  14. N
  15. O
  16. P
  17. Q
  18. R
  19. S
  20. T
  21. U
  22. V
  23. W
  24. X
  25. Y
  26. Z
  27. #