PlainWater
States → Connecticut

CTWC - NAUGATUCK REG-TERRYVILLE SYSTEM

PWS ID: CT1110011 · CLINTON, Connecticut 06413

Population Served
5,607
Total Violations
9
Health-Based Violations
9
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
2,383
County
Litchfield
School/Daycare
No
MCL Violations
9
Monitoring Violations
0
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 9 1998

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
PFPeA 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 9/10/2025 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 9/10/2025 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 9/10/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 9/10/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 9/10/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFMBA 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 9/10/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 9/10/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 9/10/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFBS 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 9/10/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 9/10/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 9/10/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 9/10/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 9/10/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFOA 9/10/2025 <0.004 µg/L 0.004 µg/L Not Detected
NMeFOSAA 5/6/2025 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 5/6/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTA 5/6/2025 <0.008 µg/L 0.008 µg/L Not Detected
lithium 5/6/2025 <9 µg/L 9 µg/L Not Detected
PFTrDA 5/6/2025 <0.007 µg/L 0.007 µg/L Not Detected
HFPO-DA 5/6/2025 <0.005 µg/L 0.005 µg/L Not Detected
8:2 FTS 5/6/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBS 5/6/2025 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 5/6/2025 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 5/6/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFHxS 5/6/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 5/6/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 5/6/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 5/6/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 5/6/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 5/6/2025 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 5/6/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 5/6/2025 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 5/6/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 5/6/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 5/6/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 5/6/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 5/6/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 5/6/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 5/6/2025 <0.005 µg/L 0.005 µg/L Not Detected
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.