# Legionella pneumophila outbreak — Wisconsin, 1979-06
> **Water** · Confirmed · 13 ill / 0 hosp / 4 deaths
## Outbreak
- **NORS ID:** NORS-e6bceae4e121
- **Date:** 1979-06
- **State:** Wisconsin
- **Primary mode:** Water
- **Etiology:** Legionella pneumophila (serogroup 1)
- **Etiology status:** Confirmed
- **Setting:** Hotel/motel
## Impact
- **Illnesses:** 13
- **Hospitalizations:** 0
- **Deaths:** 4
## Water exposure

- **Exposure:** Other/Environmental water
- **Water type:** —

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