EAST LYME WATER & SEWER COMMISSION

Connecticut — Community Water System — PWSID: CT0450011

System Information

PWSIDCT0450011
System NameEAST LYME WATER & SEWER COMMISSION
System TypeCommunity Water System
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypeLocal
EPA Region01
Serves SchoolNo
WholesalerNo
First ReportedMar 8, 1979
Last ReportedDec 15, 2025

Location & Contact

StateConnecticut
CityNIANTIC
ZIP Code06357
Address108 Pennsylvania Ave
OrganizationNORTH, BENJAMIN M.
Phone860-691-4108

Population & Service

Population Served15,245
Service Connections6,119

Drinking Water Violations (531)

This water system has 531 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
Oct 1, 2024 Dec 31, 2024 TTHM MR No Yes 0.080 mg/L Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MR No Yes 0.080 mg/L Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MR No Yes 0.080 mg/L Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MR No Yes 0.080 mg/L Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Dec 31, 2021 Carbon tetrachloride MR No Yes 0.005 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 p-Dichlorobenzene MR No Yes 0.075 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 trans-1,2-Dichloroethylene MR No Yes 0.1 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 Vinyl chloride MR No Yes 0.002 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 1,1-Dichloroethylene MR No Yes 0.007 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 trans-1,2-Dichloroethylene MR No Yes 0.1 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 1,2-Dichloroethane MR No Yes 0.005 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 trans-1,2-Dichloroethylene MR No Yes 0.1 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 1,2-Dichloroethane MR No Yes 0.005 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 cis-1,2-Dichloroethylene MR No Yes 0.07 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 Carbon tetrachloride MR No Yes 0.005 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 1,1,1-Trichloroethane MR No Yes 0.2 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 1,2-Dichloropropane MR No Yes 0.005 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 1,2-Dichloroethane MR No Yes 0.005 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 cis-1,2-Dichloroethylene MR No Yes 0.07 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 CHLOROBENZENE MR No Yes 0.1 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 CHLOROBENZENE MR No Yes 0.1 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 Toluene MR No Yes 1 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 1,2,4-Trichlorobenzene MR No Yes 0.07 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 1,2,4-Trichlorobenzene MR No Yes 0.07 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 Ethylbenzene MR No Yes 0.7 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 CHLOROBENZENE MR No Yes 0.1 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 1,1,1-Trichloroethane MR No Yes 0.2 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 1,2-Dichloropropane MR No Yes 0.005 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 Vinyl chloride MR No Yes 0.002 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 Carbon tetrachloride MR No Yes 0.005 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 1,1-Dichloroethylene MR No Yes 0.007 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 1,1,1-Trichloroethane MR No Yes 0.2 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 CHLOROBENZENE MR No Yes 0.1 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 p-Dichlorobenzene MR No Yes 0.075 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 1,2,4-Trichlorobenzene MR No Yes 0.07 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 1,1-Dichloroethylene MR No Yes 0.007 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 cis-1,2-Dichloroethylene MR No Yes 0.07 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 1,1,1-Trichloroethane MR No Yes 0.2 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 Carbon tetrachloride MR No Yes 0.005 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 trans-1,2-Dichloroethylene MR No Yes 0.1 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 1,2-Dichloroethane MR No Yes 0.005 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 1,1-Dichloroethylene MR No Yes 0.007 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 1,2-Dichloropropane MR No Yes 0.005 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 Toluene MR No Yes 1 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 1,2,4-Trichlorobenzene MR No Yes 0.07 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals
Jan 1, 2021 Dec 31, 2021 Vinyl chloride MR No Yes 0.002 mg/L Resolved Dec 31, 2021 Volatile Organic Chemicals

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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