# Norovirus unknown outbreak — California, 2011-12
> **Food** · Suspected · 17 ill / 0 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-93fbb4422b02
- **Date:** 2011-12
- **State:** California
- **Primary mode:** Food
- **Etiology:** Norovirus unknown
- **Etiology status:** Suspected
- **Setting:** Restaurant: Sit-down dining;Private home/residence
## Impact
- **Illnesses:** 17
- **Hospitalizations:** 0
- **Deaths:** 0
## Food vehicle

- **Food:** oysters, raw
- **Contaminated ingredient:** —
- **IFSAC category:** Mollusks

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