| 2024 McDonald's E. coli outbreak | |
|---|---|
 U.S. states affected by outbreak | |
| Bacteria strain | Escherichia coli O157:H7 |
| Source | Slivered onions used on Quarter Pounders at McDonald's restaurants |
| Location | United States |
| First reported | October 22, 2024 |
| Date | September 12 – October 21, 2024[1] |
| Confirmed cases | 104 |
| Hospitalized cases | 34 |
Deaths | 1 |
The 2024 McDonald's E. coli outbreak is an ongoing outbreak involving contaminated slivered onions on Quarter Pounders sold at McDonald's stores in 14 U.S. states. At least 104 people have contracted Escherichia coli and one person has died.[2]
- ^ "When People Got Sick: E. coli Outbreak, Onions Served at McDonald's". CDC. November 13, 2024. Retrieved November 13, 2024.
- ^ Foster, Robin (November 14, 2024). "E. Coli Illnesses Linked to McDonald's Quarter Pounders Climb to 104". U.S. News & World Report. p. 1. Retrieved November 14, 2024.