CTWC - UNIONVILLE SYSTEM
Clinton, CT · 14,693 served
CTWC - UNIONVILLE SYSTEM serves 14,693 people in Clinton, CT. It has 1 health-based violation in the last 5 years. TapGraded gives this system a C.
Score breakdown
Health-based violations (5y)
1
Monitoring violations (5y)
0
Currently unaddressed
0
Overall score
72/100
Violation history (last 5 years)
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Lead (Lead and Copper Rule)
EPA's current lead action level is 15 ppb (dropping to 10 ppb in 2027 under the Lead and Copper Rule Improvements).
PFAS (UCMR5 occurrence data)
System details
- System type
- Community water system
- Water source
- Surface water purchased from another system
- Ownership
- Private
- Service connections
- 6,319
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Is Clinton, CT tap water safe to drink?
CTWC - UNIONVILLE SYSTEM has 1 health-based violation in the last 5 years. TapGraded gives this system a C.
Does CTWC - UNIONVILLE SYSTEM have lead in its water?
The most recent 90th-percentile lead sample is 2.4 ppb, versus the EPA action level of 15 ppb.
Has PFAS been detected in CTWC - UNIONVILLE SYSTEM's water?
Yes — PFAS was detected at or above the EPA MCL for 2 of the tracked analytes.
Source: EPA SDWIS/ECHO · Data as of 2026Q2