# Norovirus Genogroup II outbreak — Iowa, 2021-05
> **Person-to-person** · Confirmed · 28 ill / 0 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-a1bbd659f5ee
- **Date:** 2021-05
- **State:** Iowa
- **Primary mode:** Person-to-person
- **Etiology:** Norovirus Genogroup II (GII.P16 GII.4 Sydney)
- **Etiology status:** Confirmed
- **Setting:** Child daycare/preschool
## Impact
- **Illnesses:** 28
- **Hospitalizations:** 0
- **Deaths:** 0
## Source
- [NORS Dashboard](https://wwwn.cdc.gov/norsdashboard/)
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