# Legionella unknown;Legionella pneumophila outbreak — Wisconsin, 2023-01
> **Water** · Confirmed;Confirmed · 2 ill / 2 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-8c88891ffa8b
- **Date:** 2023-01
- **State:** Wisconsin
- **Primary mode:** Water
- **Etiology:** Legionella unknown;Legionella pneumophila (serogroup 1)
- **Etiology status:** Confirmed;Confirmed
- **Setting:** Mobile home/trailer park
## Impact
- **Illnesses:** 2
- **Hospitalizations:** 2
- **Deaths:** 0
## Water exposure

- **Exposure:** Drinking water
- **Water type:** Community

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