# Legionella pneumophila outbreak — Pennsylvania, 2017-08
> **Water** · Confirmed · 23 ill / 23 hosp / 1 deaths
## Outbreak
- **NORS ID:** NORS-745e474fcf7f
- **Date:** 2017-08
- **State:** Pennsylvania
- **Primary mode:** Water
- **Etiology:** Legionella pneumophila (serogroup 1)
- **Etiology status:** Confirmed
- **Setting:** Community/municipality;Outdoor Place of Work;Store
## Impact
- **Illnesses:** 23
- **Hospitalizations:** 23
- **Deaths:** 1
## Water exposure

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

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