Is Ledyard, Connecticut tap water safe?
9 water systems report serving Ledyard. Your water depends on which one serves your address. Check your bill if unsure.
A
Groton Utilities
Serves 30,200 people · Surface water · Full report →
No health-based violations in the last 5 years; 1 monitoring/reporting violation; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
A
Aquarion-Mystic
Serves 10,788 people · Surface water · Full report →
No health-based violations in the last 5 years; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
C
Ledyard Wpca - Ledyard Center
Serves 3,294 people · Surface water · Full report →
3 health-based violations in the last 5 years; 2 monitoring/reporting violations; 1 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).
B
SCWA, Tower-Ferry View Division
Serves 2,567 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 2 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2026).
A
Ledyard Wpca, Gales Ferry System
Serves 2,369 people · Surface water · Full report →
No health-based violations in the last 5 years; 1 monitoring/reporting violation; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).
A
SCWA, Ledyard Center Division
Serves 652 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
SCWA, Barrett Division (Bar)
Serves 300 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Lead 90th percentile above the new 10 ppb action level (LCRI, effective Nov 1, 2027); Lead 90th percentile below the action level (2023).
A
SCWA, Chriswood Division (CWD)
Serves 164 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
Ash Water Company, LLC
Serves 108 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).