CTWC - SHORELINE REGION-MASONS ISLAND

Connecticut — Community Water System — PWSID: CT1370051

System Information

PWSIDCT1370051
System NameCTWC - SHORELINE REGION-MASONS ISLAND
System TypeCommunity Water System
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypePrivate
EPA Region01
Serves SchoolNo
WholesalerNo
First ReportedFeb 28, 1980
Last ReportedDec 15, 2025

Location & Contact

StateConnecticut
CityCLINTON
ZIP Code06413
Address93 West Main Street
OrganizationMCDERMOTT, GERALD
Phone860-664-6125

Population & Service

Population Served445
Service Connections190

Drinking Water Violations (23)

This water system has 23 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Dec 30, 2021 Lead and Copper Rule MR No No TT Resolved Jan 10, 2022 Lead and Copper Rule
Oct 1, 2017 Dec 31, 2017 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 TTHM MR No Yes 0.080 mg/L Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 TTHM MR No Yes 0.080 mg/L Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 TTHM MR No Yes 0.080 mg/L Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 TTHM MR No Yes 0.080 mg/L Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Dec 31, 2017 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 1, 2014 Dec 31, 2014 Surface Water Treatment Rule MR No Yes Resolved Dec 31, 2014 Surface Water Treatment Rule
Dec 1, 2014 Dec 31, 2014 Surface Water Treatment Rule MR No Yes Resolved Dec 31, 2014 Surface Water Treatment Rule
Dec 1, 2014 Dec 31, 2014 Coliform (TCR) MR No No 5% of samples Resolved Dec 31, 2014 Total Coliform Rule
Dec 1, 2014 Dec 31, 2014 Surface Water Treatment Rule MR No Yes Resolved Dec 31, 2014 Surface Water Treatment Rule
Dec 1, 2014 Dec 31, 2014 Surface Water Treatment Rule MR No Yes Resolved Dec 31, 2014 Surface Water Treatment Rule
Dec 1, 2014 Dec 31, 2014 Coliform (TCR) MR No No 5% of samples Resolved Dec 31, 2014 Total Coliform Rule
Dec 1, 2014 Dec 31, 2014 Coliform (TCR) MR No No 5% of samples Resolved Dec 31, 2014 Total Coliform Rule
Dec 1, 2014 Dec 31, 2014 Coliform (TCR) MR No No 5% of samples Resolved Dec 31, 2014 Total Coliform Rule
Oct 1, 2014 Dec 31, 2014 Chlorine MR No Yes 4.0 mg/L Resolved Dec 31, 2014 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2014 Dec 31, 2014 Chlorine MR No Yes 4.0 mg/L Resolved Dec 31, 2014 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2014 Dec 31, 2014 Chlorine MR No Yes 4.0 mg/L Resolved Dec 31, 2014 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2014 Dec 31, 2014 Chlorine MR No Yes 4.0 mg/L Resolved Dec 31, 2014 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005 Mar 31, 2005 Total Haloacetic Acids (HAA5) MCL Yes No .062 MG/L 0.060 mg/L .06 Resolved Mar 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2004 Dec 31, 2004 Total Haloacetic Acids (HAA5) MCL Yes No .065 MG/L 0.060 mg/L .06 Resolved Dec 31, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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