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WESTERLY WATER DEPARTMENT

Rhode Island — Community Water System — PWSID: RI1559512

System Information

PWSIDRI1559512
System NameWESTERLY WATER DEPARTMENT
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region01
Serves SchoolNo
WholesalerNo
First ReportedMar 8, 1979
Last ReportedDec 8, 2025

Location & Contact

StateRhode Island
CityWESTERLY
ZIP Code02891
Address68 White Rock RD
OrganizationSPOSATO, MAX (MASSIMO)
Phone401-348-2561

Population & Service

Population Served35,298
Service Connections14,800

Drinking Water Violations (325)

This water system has 325 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 Sep 30, 2024 CHLOROBENZENE MR No Yes — 0.1 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 Carbon tetrachloride MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 CHLOROBENZENE MR No Yes — 0.1 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 Tetrachloroethylene MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 Tetrachloroethylene MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 Tetrachloroethylene MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 Carbon tetrachloride MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 Carbon tetrachloride MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 Tetrachloroethylene MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 Carbon tetrachloride MR No Yes — 0.005 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Archived Sep 30, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Archived Sep 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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