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California's Oysters Linked to 140 Norovirus Cases

4/18/2025

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Summary

Story summary

In late December 2023, California faced a troubling surge of gastrointestinal illnesses tied to oysters, with 140 cases confirmed by mid-January 2024. Two distinct norovirus outbreaks were traced back to separate harvest areas in Mexico, revealing alarming food safety violations that led the California Department of Public Health to take decisive regulatory action.

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Story summary

In late December 2023, California faced a troubling surge of gastrointestinal illnesses tied to oysters, with 140 cases confirmed by mid-January 2024. Two distinct norovirus outbreaks were traced back to separate harvest areas in Mexico, revealing alarming food safety violations that led the California Department of Public Health to take decisive regulatory action.