Is South Lyme, Connecticut tap water safe?
4 water systems report serving South Lyme. 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.
A
Ctwc - Shoreline Region-Sound View
Serves 3,397 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 (2025).
A
Ctwc - Shoreline Region-Point O Woods
Serves 1,068 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 (2025).
B
Chadwick Homeowners Assn., Inc.
Serves 292 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 2 monitoring/reporting violations; 2 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).
B
Mile Creek Apartments
Serves 60 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 4 monitoring/reporting violations; 2 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2026).