# Norovirus Genogroup I outbreak — California, 2002-02
> **Food** · Suspected · 11 ill / 1 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-18c4c598b57b
- **Date:** 2002-02
- **State:** California
- **Primary mode:** Food
- **Etiology:** Norovirus Genogroup I
- **Etiology status:** Suspected
- **Setting:** Caterer
## Impact
- **Illnesses:** 11
- **Hospitalizations:** 1
- **Deaths:** 0
## Food vehicle

- **Food:** waldorf salad
- **Contaminated ingredient:** —
- **IFSAC category:** Multiple

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