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WESTERLY WATER DEPARTMENT

Rhode Island — Community Water System — PWSID: CT1370031

System Information

PWSIDCT1370031
System NameWESTERLY WATER DEPARTMENT
System TypeCommunity Water System
Water SourceGround Water Under Influence
Activity StatusNon-Inventory
Owner TypeLocal
EPA Region01
Serves SchoolNo
WholesalerNo
First ReportedMar 8, 1979
Last ReportedDec 15, 2025

Location & Contact

StateRhode Island
CityWESTERLY
ZIP Code02891
Address68 WHITE ROCK RD., PUBLIC WORKS BUILDING
Organization—
Phone401-348-2561

Population & Service

Population Served—
Service Connections12,254

Drinking Water Violations (66)

This water system has 66 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, 1998 Oct 31, 1998 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 1998 Total Coliform Rule
Oct 1, 1998 Oct 31, 1998 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 1998 Total Coliform Rule
Oct 1, 1998 Oct 31, 1998 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 1998 Total Coliform Rule
Oct 1, 1998 Oct 31, 1998 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 1998 Total Coliform Rule
Oct 1, 1998 Oct 31, 1998 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 1998 Total Coliform Rule
Oct 1, 1998 Oct 31, 1998 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 1998 Total Coliform Rule
Oct 1, 1998 Oct 31, 1998 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 1998 Total Coliform Rule
Oct 1, 1998 Oct 31, 1998 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 1998 Total Coliform Rule
Oct 1, 1998 Oct 31, 1998 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 1998 Total Coliform Rule
Oct 1, 1998 Oct 31, 1998 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 1998 Total Coliform Rule
Sep 1, 1996 Sep 30, 1996 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 1996 Total Coliform Rule
Sep 1, 1996 Sep 30, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 1996 Total Coliform Rule
Sep 1, 1996 Sep 30, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 1996 Total Coliform Rule
Sep 1, 1996 Sep 30, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 1996 Total Coliform Rule
Jan 1, 1996 — Lead and Copper Rule MR No No — TT — Resolved Dec 31, 1995 Lead and Copper Rule
Jul 1, 1995 Dec 31, 1995 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 1995 Lead and Copper Rule
Sep 1, 1994 Sep 30, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 1994 Total Coliform Rule
Sep 1, 1994 Sep 30, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 1994 Total Coliform Rule
Sep 1, 1994 Sep 30, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 1994 Total Coliform Rule
Sep 1, 1994 Sep 30, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 1994 Total Coliform Rule
Sep 1, 1994 Sep 30, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) Other No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) Other No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) Other No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) Other No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Jan 1, 1993 Dec 31, 1995 Dinoseb MR No Yes — 0.007 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Hexachlorocyclopentadiene MR No Yes — 0.05 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Diquat MR No Yes — 0.02 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 HEXACHLOROBENZENE MR No Yes — 0.001 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Endothall MR No Yes — 0.1 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Endrin MR No Yes — 0.002 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Glyphosate MR No Yes — 0.7 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Picloram MR No Yes — 0.5 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Aldicarb MR No Yes — — — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Aldicarb sulfoxide MR No Yes — — — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Aldicarb sulfone MR No Yes — — — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Jan 1, 1993 Dec 31, 1995 Benzo(a)pyrene MR No Yes — 0.0002 mg/L — Resolved Dec 31, 1995 Synthetic 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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