# Legionella unknown outbreak — Ohio, 1977-07
> **Water** · Confirmed · 64 ill / 64 hosp / 1 deaths
## Outbreak
- **NORS ID:** NORS-4816ca1d4223
- **Date:** 1977-07
- **State:** Ohio
- **Primary mode:** Water
- **Etiology:** Legionella unknown
- **Etiology status:** Confirmed
- **Setting:** Community/municipality
## Impact
- **Illnesses:** 64
- **Hospitalizations:** 64
- **Deaths:** 1
## Water exposure

- **Exposure:** Undetermined water
- **Water type:** —

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