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# Publisher’s Platform: FDA investigating at least 3 salad outbreaks linked to E. coli or Listeria
- URL: https://www.foodsafetynews.com/2022/02/publishers-platform-2022-fda-investigating-at-least-four-salad-outbreaks-linked-to-e-coli-or-listeria/
- Published: 2022-02-11T00:38:54.000Z
- Updated: 2022-02-11T00:44:11.000Z
- Author: Bill Marler
- Tags: Foodborne Illness Investigations, Foodborne Illness Outbreaks, Opinion & Contributed Articles, 2022 outbreaks, bagged salad, Bill Marler, E. coli, Listeria, packaged salad, #wp, #wp-post, #Import 2025-11-25 08:33

– OPINION –

Well the bad news about outbreaks linked to leafy greens is spilling over from 2021 to 2022\. The more things change, the more things stay the same.

![](https://www.marlerblog.com/files/2022/02/Screen-Shot-2022-02-10-at-3.46.37-PM.png)

Outbreaks associated with lettuce, specifically the “pre-washed” and “ready-to-eat” varieties, are by no means a new phenomenon. In fact, the frequency with which this country’s fresh produce consuming public has been hit by outbreaks of pathogenic bacteria is astonishing.

Here is just a sample of outbreaks based on information gathered by the Center for Science in the Public Interest, Kansas State University and the Centers for Disease Control and Prevention:

| **Date**           | **Vehicle**                         | **Etiology**                          | **ConfirmedCases** | **States/Provinces**  |
| ------------------ | ----------------------------------- | ------------------------------------- | ------------------ | --------------------- |
| July 1995          | Lettuce (leafy green; red; romaine) | *E. coli* O157:H7                     | 74                 | 1: MT                 |
| Sept. 1995         | Lettuce (romaine)                   | *E. coli* O157:H7                     | 20                 | 1: ID                 |
| Sept. 1995         | Lettuce (iceberg)                   | *E. coli* O157:H7                     | 30                 | 1: ME                 |
| Oct. 1995          | Lettuce (iceberg; unconfirmed)      | *E. coli* O157:H7                     | 11                 | 1: OH                 |
| May-June 1996      | Lettuce (mesclun; red leaf)         | *E. coli* O157:H7                     | 61                 | 3: CT, IL, NY         |
| May 1998           | Salad                               | *E. coli* O157:H7                     | 2                  | 1: CA                 |
| Feb.-Mar. 1999     | Lettuce (iceberg)                   | *E. coli* O157:H7                     | 72                 | 1: NE                 |
| Oct. 1999          | Salad                               | *E. coli* O157:H7                     | 92                 | 3: OR, PA, OH         |
| Oct. 2000          | Lettuce                             | *E. coli* O157:H7                     | 6                  | 1: IN                 |
| Nov. 2001          | Lettuce                             | *E. coli* O157:H7                     | 20                 | 1: TX                 |
| July-Aug. 2002     | Lettuce (romaine)                   | *E. coli* O157:H7                     | 29                 | 2: WA, ID             |
| Nov. 2002          | Lettuce                             | *E. coli* O157:H7                     | 13                 | 1: Il                 |
| Dec. 2002          | Lettuce                             | *E. coli* O157:H7                     | 3                  | 1: MN                 |
| Oct. 2003-May 2004 | Lettuce (mixed salad)               | *E. coli* O157:H7                     | 57                 | 1: CA                 |
| Apr. 2004          | Spinach                             | *E. coli* O157:H7                     | 16                 | 1: CA                 |
| Nov. 2004          | Lettuce                             | *E. coli* O157:H7                     | 6                  | 1: NJ                 |
| Sept. 2005         | Lettuce (romaine)                   | *E. coli* O157:H7                     | 32                 | 3:MN, WI, OR          |
| Sept. 2006         | Spinach (baby)                      | *E. coli* O157:H7 and other serotypes | 205                | Multistate and Canada |
| Nov./Dec. 2006     | Lettuce                             | *E. coli* O157:H7                     | 71                 | 4: NY, NJ, PA, DE     |
| Nov./Dec. 2006     | Lettuce                             | *E. coli* O157:H7                     | 81                 | 3: IA, MN, WI         |
| July 2007          | Lettuce                             | *E. coli* O157:H7                     | 26                 | 1: AL                 |
| May 2008           | Romaine                             | *E. coli* O157:H7                     | 9                  | 1: WA                 |
| Oct. 2008          | Lettuce                             | *E. coli* O157:H7                     | 59                 | Multistate and Canada |
| Nov. 2008          | Lettuce                             | *E. coli* O157:H7                     | 130                | Canada                |
| Sept. 2009         | Lettuce: Romaine or Iceberg         | *E. coli* O157:H7                     | 29                 | Multistate            |
| Sept. 2009         | Lettuce                             | *E. coli* O157:H7                     | 10                 | Multistate            |
| April 2010         | Romaine                             | *E. coli* O145                        | 33                 | 5: MI, NY, OH, PA, TN |
| Oct. 2011          | Romaine                             | *E. coli* O157:H7                     | 60                 | Multistate            |
| April 2012         | Romaine                             | *E. coli* O157:H7                     | 28                 | 1: CA Canada          |
| June 2012          | Romaine                             | *E. coli* O157:H7                     | 52                 | Multistate            |
| Sept. 2012         | Romaine                             | *E. coli* O157:H7                     | 9                  | 1: PA                 |
| Oct. 2012          | Spinach and Spring Mix Blend        | *E. coli* O157:H7                     | 33                 | Multistate            |
| Apr. 2013          | Leafy Greens                        | *E. coli* O157:H7                     | 14                 | Multistate            |
| Aug. 2013          | Leafy Greens                        | *E. coli* O157:H7                     | 15                 | 1: PA                 |
| Oct. 2013          | Ready-To-Eat Salads                 | *E. coli* O157:H7                     | 33                 | Multistate            |
| Apr. 2014          | Romaine                             | *E. coli* O126                        | 4                  | 1:MN                  |
| Apr. 2015          | Leafy Greens                        | *E. coli* O145                        | 7                  | 3: MD, SC, VA         |
| June 2016          | Mesclun Mix                         | *E. coli* O157:H7                     | 11                 | 3: IL, MI, WI         |
| Jan. 2016          | Mixed Greens                        | *Listeria*                            | 19                 | Multistate            |
| Nov. 2017          | Leafy Greens                        | *E. coli* O157:H7                     | 67                 | Multistate and Canada |
| Mar. 2018          | Romaine                             | *E. coli* O157:H7                     | 240                | Multistate and Canada |
| Oct. 2018          | Romaine                             | *E. coli* O157:H7                     | 62                 | Multistate and Canada |
| Nov. 2019          | Romaine                             | *E. coli* O157:H7                     | 171                | Multistate and Canada |
| Nov. 2019          | Mixed Greens                        | *E. coli* O157:H7                     | 38                 | Multistate and Canada |
| Dec. 2020          | Leafy Greens                        | *E. coli* O157:H7                     | 40                 | Multistate            |
| Nov. 2021          | Baby Spinach                        | *E. coli* O157:H7                     | 15                 | Multistate            |
| Dec. 2021          | Mixed Greens                        | *E. coli* O157:H7                     | 10                 | Multistate            |
| Dec. 2021          | Mixed Greens                        | *Listeria*                            | 10                 | Multistate            |
| Dec. 2021          | Mixed Greens                        | *Listeria*                            | 17                 | Multistate            |