# Giardia duodenalis outbreak — Maine, 1986-11
> **Water** · Confirmed · 12 ill / 1 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-509c47cbc908
- **Date:** 1986-11
- **State:** Maine
- **Primary mode:** Water
- **Etiology:** Giardia duodenalis
- **Etiology status:** Confirmed
- **Setting:** Community/municipality
## Impact
- **Illnesses:** 12
- **Hospitalizations:** 1
- **Deaths:** 0
## Water exposure

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

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