Great Value Organic Triple Berry Blend, 10 ounce, UPC 7874211226, lot 6040 01-6, got pulled into a frozen-blueberry E. coli recall that’s been widening for weeks. The strain is O145:H28, one of the Shiga toxin-producing types that can cause serious illness, especially in kids and older adults. Seventeen infections and six hospitalizations so far. Eleven of thirteen people interviewed said they’d eaten frozen blueberries. FDA says don’t eat it: toss it or return it to Walmart.

If you’ve got a bag in the freezer, check the code. That’s the practical part. Here’s the part I actually want to say.

This is what a traceback looks like, and it’s why “we found one” is never the end. A cluster of sick people shows up in the surveillance data. Epidemiologists interview them. A common food emerges. Investigators trace that food to a supplier, and the supplier’s product gets recalled. Then, a few weeks later, a second brand that used the same supplier, and the recall expands to it. That’s not sloppiness. It’s the shape of the investigation. You follow the ingredient upstream until you run out of places it went.

I don’t do food. I do buildings and dirt and air. But the logic is identical and I wish more people in my field understood it. You find asbestos in one room and the question isn’t “is this room done.” It’s “where else did that contractor use that material in 1978.” You find PFAS in one well and the question is “which way is the groundwater moving and what’s downgradient.” You find lead in one apartment and the question is “who painted this building.” The first positive tells you where to start sampling, not where to stop.

Scope follows the supply chain. Anybody who sizes a sampling plan to the first hit is going to be back in six weeks with a bigger problem and a client who’s mad at them. The berry people are learning this in public. Learn it from them for free.

What we know

  • Great Value Organic Triple Berry Blend (10 oz, UPC 7874211226, lot 6040 01-6) added to the frozen-blueberry E. coli O145:H28 recall; coverage expanded September 4, 2026.
  • Outbreak totals reported: 17 infections, 6 hospitalizations.
  • 11 of 13 people interviewed reported eating frozen blueberries.

What we don’t know yet

  • The upstream supplier, and whether more brands are coming.
  • Final case count.

Sources

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Recall