# Norovirus Genogroup II outbreak — Michigan, 2011-05
> **Person-to-person** · Confirmed · 30 ill / 3 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-24cd702f4f36
- **Date:** 2011-05
- **State:** Michigan
- **Primary mode:** Person-to-person
- **Etiology:** Norovirus Genogroup II (GII.13)
- **Etiology status:** Confirmed
- **Setting:** —
## Impact
- **Illnesses:** 30
- **Hospitalizations:** 3
- **Deaths:** 0
## Source
- [NORS Dashboard](https://wwwn.cdc.gov/norsdashboard/)
---
*AI Analytics · CC0 1.0*