# Norovirus Genogroup I outbreak — California, 2004-11
> **Food** · Suspected · 4 ill / 0 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-9cdf8a90840a
- **Date:** 2004-11
- **State:** California
- **Primary mode:** Food
- **Etiology:** Norovirus Genogroup I
- **Etiology status:** Suspected
- **Setting:** Restaurant: Other
## Impact
- **Illnesses:** 4
- **Hospitalizations:** 0
- **Deaths:** 0
## Food vehicle

- **Food:** onions;multiple foods
- **Contaminated ingredient:** Root (eg. potato)
- **IFSAC category:** Root/Underground

## Source
- [NORS Dashboard](https://wwwn.cdc.gov/norsdashboard/)
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