# Norovirus unknown;Norovirus unknown outbreak — California, 2018-04
> **Food** · Confirmed;Suspected · 22 ill / 1 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-edc39b112c91
- **Date:** 2018-04
- **State:** California
- **Primary mode:** Food
- **Etiology:** Norovirus unknown;Norovirus unknown
- **Etiology status:** Confirmed;Suspected
- **Setting:** Caterer;Other
## Impact
- **Illnesses:** 22
- **Hospitalizations:** 1
- **Deaths:** 0
## Source
- [NORS Dashboard](https://wwwn.cdc.gov/norsdashboard/)
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