Is Cedar Grove Twp.-0704, New Jersey tap water safe?
1 water system report serving Cedar Grove Twp.-0704. Your water depends on which one serves your address. Check your bill if unsure.
C
Cedar Grove Water Dept
Serves 12,900 people · Surface water · Full report →
3 health-based violations in the last 5 years; 3 monitoring/reporting violations; 2 not yet resolved; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2026).