# Legionella pneumophila;Legionella pneumophila;Legionella pneumophila;Legionella pneumophila outbreak — Arizona, 1987-01
> **Water** · Confirmed;Confirmed;Confirmed;Confirmed · 25 ill / 0 hosp / 12 deaths
## Outbreak
- **NORS ID:** NORS-9f2658706e3c
- **Date:** 1987-01
- **State:** Arizona
- **Primary mode:** Water
- **Etiology:** Legionella pneumophila;Legionella pneumophila;Legionella pneumophila;Legionella pneumophila (serogroup 1;serogroup 5;serogroup 6;serogroup 10)
- **Etiology status:** Confirmed;Confirmed;Confirmed;Confirmed
- **Setting:** Hospital
## Impact
- **Illnesses:** 25
- **Hospitalizations:** 0
- **Deaths:** 12
## Water exposure

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

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