# Unknown outbreak — Pennsylvania, 1978-11
> **Water** · Suspected · 200 ill / 0 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-0de9b697b8fd
- **Date:** 1978-11
- **State:** Pennsylvania
- **Primary mode:** Water
- **Etiology:** Unknown
- **Etiology status:** Suspected
- **Setting:** School/college/university
## Impact
- **Illnesses:** 200
- **Hospitalizations:** 0
- **Deaths:** 0
## Water exposure

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

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