Is North Haven, Connecticut tap water safe?
2 water systems report serving North Haven. Your water depends on which one serves your address. Check your bill if unsure.
C
Regional Water Authority (South Central Connecticut)
Serves 418,900 people · Surface water · Full report →
No health-based violations in the last 5 years; PFOA/PFOS average above the 4 ppt federal limit: PFOA, PFOS; Lead 90th percentile below the action level (2025).
C
Wallingford Water Department
Serves 37,267 people · Surface water · Full report →
No health-based violations in the last 5 years; 22 monitoring/reporting violations; PFOA/PFOS average above the 4 ppt federal limit: PFOS; Lead 90th percentile below the action level (2025).