Is Cornwall, Connecticut tap water safe?
3 water systems report serving Cornwall. Your water depends on which one serves your address. Check your bill if unsure.
A
Aquarion-Cornwall
Serves 98 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2023).
A
Kugeman Village
Serves 54 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).
C
Cornwall Water Company
Serves 48 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 46 monitoring/reporting violations; 2 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).