# Shigella sonnei outbreak — Pennsylvania, 1977-01
> **Water** · Confirmed · 17 ill / 0 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-5c2a861f5560
- **Date:** 1977-01
- **State:** Pennsylvania
- **Primary mode:** Water
- **Etiology:** Shigella sonnei
- **Etiology status:** Confirmed
- **Setting:** Apartment/Condo
## Impact
- **Illnesses:** 17
- **Hospitalizations:** 0
- **Deaths:** 0
## Water exposure

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

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