# Legionella unknown outbreak — Colorado, 2017-07
> **Water** · Suspected · 5 ill / 3 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-bf8ba2926bb9
- **Date:** 2017-07
- **State:** Colorado
- **Primary mode:** Water
- **Etiology:** Legionella unknown
- **Etiology status:** Suspected
- **Setting:** Hotel/motel
## Impact
- **Illnesses:** 5
- **Hospitalizations:** 3
- **Deaths:** 0
## Water exposure

- **Exposure:** Recreational water -- treated
- **Water type:** Pool - Other Swimming Pool

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