# Giardia duodenalis outbreak — California, 2005-08
> **Water** · Confirmed · 41 ill / 3 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-0d75eaadb31d
- **Date:** 2005-08
- **State:** California
- **Primary mode:** Water
- **Etiology:** Giardia duodenalis
- **Etiology status:** Confirmed
- **Setting:** Fee-based facility/membership club
## Impact
- **Illnesses:** 41
- **Hospitalizations:** 3
- **Deaths:** 0
## Water exposure

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

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