Connecticut
It depends on the town. 56 of 59 listed water systems in Connecticut, United States are low risk (94.9%).
- 56Low
- 2Medium
- 1High
- 0Critical
- Ansonia2 systems · low risk
- Avon3 systems · includes medium risk
- BethelLow risk
- BloomfieldLow risk
- BristolLow risk
- Clinton3 systems · low risk
- ColchesterLow risk
- CromwellLow risk
- DanburyLow risk
- DarienLow risk
- East WindsorLow risk
- FairfieldLow risk
- GreenwichLow risk
- Groton2 systems · low risk
- GuilfordLow risk
- HazardvilleLow risk
- Jewett CityLow risk
- KensingtonLow risk
- ManchesterLow risk
- Mashantucket PequotLow risk
- MeridenLow risk
- MiddleburyLow risk
- Middletown2 systems · includes high risk
- NaugatuckLow risk
- New BritainLow risk
- New CanaanLow risk
- New LondonLow risk
- New MilfordLow risk
- NewtownLow risk
- NianticLow risk
- Norwalk2 systems · low risk
- NorwichLow risk
- PlainvilleMedium risk
- PlymouthLow risk
- PortlandLow risk
- PutnamLow risk
- RidgefieldLow risk
- SheltonLow risk
- SouthingtonLow risk
- StamfordLow risk
- StorrsLow risk
- ThomastonLow risk
- TorringtonLow risk
- UncasvilleLow risk
- WallingfordLow risk
- WaterburyLow risk
- WaterfordLow risk
- Watertown2 systems · low risk
- WindhamLow risk
- WinstedLow risk
Covers community water systems serving 3,300 people or more. The rating uses health-based violations of federal drinking-water standards in the last three years, and whether those violations have been fixed. Each system is placed at a town it serves, so positions are approximate.
Common questions
Can I drink the tap water in Connecticut, United States?
It depends on the town. 56 of 59 listed water systems in Connecticut, United States are low risk (94.9%).
Where do these ratings come from?
US EPA Safe Drinking Water Information System. Period covered: October 2023 to September 2026.