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WALLINGFORD WATER DEPARTMENT

Connecticut — Community Water System — PWSID: CT1480011

System Information

PWSIDCT1480011
System NameWALLINGFORD WATER DEPARTMENT
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region01
Serves SchoolNo
WholesalerNo
First ReportedMar 8, 1979
Last ReportedDec 15, 2025

Location & Contact

StateConnecticut
CityWALLINGFORD
ZIP Code06492
Address377 South Cherry Street
OrganizationPAWLOWSKI, JAY
Phone203-949-2660

Population & Service

Population Served37,267
Service Connections13,204

Drinking Water Violations (181)

This water system has 181 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
Jul 1, 2024 — Consumer Confidence Rule Other No No — — — Resolved Jul 17, 2024 Consumer Confidence Rule
Jul 1, 2024 — Consumer Confidence Rule Other No No — — — Resolved Jul 17, 2024 Consumer Confidence Rule
Apr 1, 2024 Jun 30, 2024 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Benzene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Benzene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Benzene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Benzene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Jun 30, 2024 Volatile Organic Chemicals
Apr 1, 2024 Jun 30, 2024 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Jun 30, 2024 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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