| Strain | Outbreak Year | Source |
| Escherichia coli EDL933 | 1982 | human isolate: hamburger |
| Escherichia coli EC4042 | 2006 | human isolate: spinach outbreak |
| Escherichia coli EC4045 | 2006 | Isolate from bagged spinach |
| Escherichia coli EC4076 | 2006 | human isolate: spinach outbreak |
| Escherichia coli EC4113 | 2006 | Isolate from bagged spinach |
| Escherichia coli EC4115 | 2006 | spinach from field |
| Escherichia coli EC4196 | 2006 | bovine isolate spinach |
| Escherichia coli EC4206 | 2006 | bovine isolate spinach |
| Escherichia coli EC4401 | 2006 | Human isolate taco bell outbreak |
| Escherichia coli EC4486 | 2006 | Human isolate: taco bell outbreak |
| Escherichia coli EC4501 | 2006 | Human isolate: taco john outbreak |
| Escherichia coli EC869 | 2002 | human isolate: outbreak from beef |
| Escherichia coli Sakai | 1996 | clinical isolate: radish sprout outbreak |