Is Billerica, Massachusetts tap water safe?
1 water system report serving Billerica. Your water depends on which one serves your address. Check your bill if unsure.
C
Billerica Water Works
Serves 42,119 people · Surface water · Full report →
3 health-based violations in the last 5 years; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).