# Unknown outbreak — Puerto Rico, 1991-08
> **Water** · Suspected · 9847 ill / 12 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-44229891819f
- **Date:** 1991-08
- **State:** Puerto Rico
- **Primary mode:** Water
- **Etiology:** Unknown
- **Etiology status:** Suspected
- **Setting:** Community/municipality
## Impact
- **Illnesses:** 9847
- **Hospitalizations:** 12
- **Deaths:** 0
## Water exposure

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

## Source
- [NORS Dashboard](https://wwwn.cdc.gov/norsdashboard/)
---
*AI Analytics · CC0 1.0*