How Does Romaine Lettuce Get Contaminated With E Coli?
How Does Romaine Lettuce Get Contaminated With E Coli? Tainted Irrigation Water Likely Cause of E. Coli Outbreak Linked to Romaine Lettuce. Tainted irrigation water is likely to blame for a 36-state E. coli outbreak linked to romaine lettuce that sickened 200 people and caused five deaths, U.S. health officials say. How did E. coli