# Giardia duodenalis outbreak — Wisconsin, 2018-08
> **Water** · Confirmed · 4 ill / 0 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-7554c4dc419b
- **Date:** 2018-08
- **State:** Wisconsin
- **Primary mode:** Water
- **Etiology:** Giardia duodenalis (unknown)
- **Etiology status:** Confirmed
- **Setting:** Outdoor Area
## Impact
- **Illnesses:** 4
- **Hospitalizations:** 0
- **Deaths:** 0
## Water exposure

- **Exposure:** Other/Environmental water
- **Water type:** —

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