Is Zachary, Louisiana tap water safe?
3 water systems report serving Zachary. Your water depends on which one serves your address. Check your bill if unsure. This list is matched from the ZIP codes in this place, so it may include nearby systems.
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Baton Rouge Water Company
Serves 596,844 people · Groundwater · Full report →
No health-based violations in the last 5 years; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
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City of Zachary Water System
Serves 31,569 people · Groundwater · Full report →
No health-based violations in the last 5 years; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2023).
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Town of Slaughter Water System
Serves 1,920 people · Groundwater · Full report →
No health-based violations in the last 5 years; 1 monitoring/reporting violation; 1 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).