# Norovirus Genogroup I outbreak — Colorado, 2006-05
> **Food** · Confirmed · 18 ill / 0 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-f5a97910c0c9
- **Date:** 2006-05
- **State:** Colorado
- **Primary mode:** Food
- **Etiology:** Norovirus Genogroup I
- **Etiology status:** Confirmed
- **Setting:** Restaurant: Other
## Impact
- **Illnesses:** 18
- **Hospitalizations:** 0
- **Deaths:** 0
## Food vehicle

- **Food:** tortilla, unspecified;iceberg lettuce, unspecified;cheese, unspecified
- **Contaminated ingredient:** —
- **IFSAC category:** Multiple

## Source
- [NORS Dashboard](https://wwwn.cdc.gov/norsdashboard/)
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*MORVS · CC0 1.0*