Is Waldwick, New Jersey tap water safe?
1 water system report serving Waldwick. 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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Waldwick Water Dept
Serves 10,208 people · Groundwater · Full report →
No health-based violations in the last 5 years; 7 monitoring/reporting violations; PFOA/PFOS average above the 4 ppt federal limit: PFOS, PFOA; Lead 90th percentile below the action level (2026).