# Legionella pneumophila outbreak — Illinois, 2019-12
> **Water** · Confirmed · 2 ill / 1 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-551b6ba8a930
- **Date:** 2019-12
- **State:** Illinois
- **Primary mode:** Water
- **Etiology:** Legionella pneumophila (serogroup 1)
- **Etiology status:** Confirmed
- **Setting:** Long-term care/nursing home/assisted living facility
## Impact
- **Illnesses:** 2
- **Hospitalizations:** 1
- **Deaths:** 0
## Water exposure

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

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