# Norovirus unknown outbreak — Minnesota, 2001-07
> **Water** · Confirmed · 40 ill / 0 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-555aa05a4fd8
- **Date:** 2001-07
- **State:** Minnesota
- **Primary mode:** Water
- **Etiology:** Norovirus unknown
- **Etiology status:** Confirmed
- **Setting:** Outdoor Area
## Impact
- **Illnesses:** 40
- **Hospitalizations:** 0
- **Deaths:** 0
## Water exposure

- **Exposure:** Recreational water -- untreated
- **Water type:** Lake/Reservoir

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