WINCHESTER WATER DEPT

Massachusetts — Community Water System — PWSID: MA3344000

System Information

PWSIDMA3344000
System NameWINCHESTER WATER DEPT
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region01
Serves SchoolNo
WholesalerNo
First ReportedFeb 26, 1979
Last ReportedMar 17, 2026

Location & Contact

StateMassachusetts
CityWINCHESTER
ZIP Code01890
Address15 LAKE ST
OrganizationWINCHESTER WATER DEPT
Phone7817217100

Population & Service

Population Served22,970
Service Connections7,142

Drinking Water Violations (62)

This water system has 62 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
Jan 1, 2014 Mar 31, 2014 MR No No 0.004 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 0.006 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 0.005 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 0.05 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 0.002 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 4.0 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 10 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 0.004 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 0.002 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 0.2 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 0.006 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 0.2 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 10 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 0.1 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 0.1 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 0.010 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 0.010 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 2 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 2 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 0.005 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 0.05 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 0.002 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 4.0 mg/L Resolved Mar 31, 2014
Jan 1, 2014 Mar 31, 2014 MR No No 0.002 mg/L Resolved Mar 31, 2014
Oct 1, 2005 MR No No TT Resolved Aug 16, 2006
Oct 1, 2005 MR No No TT Resolved Aug 16, 2006
Jan 1, 2001 MR No No TT Resolved Jul 12, 2002
Jan 1, 2001 MR No No TT Resolved Jul 12, 2002
Jul 1, 1997 Sep 30, 1997 MR No Yes Archived Sep 30, 1997
Jul 1, 1997 Sep 30, 1997 MR No Yes 4 mrem/yr Archived Sep 30, 1997
Jul 1, 1997 Sep 30, 1997 MR No Yes Archived Sep 30, 1997
Jul 1, 1997 Sep 30, 1997 MR No Yes Archived Sep 30, 1997
Jul 1, 1997 Sep 30, 1997 MR No Yes Archived Sep 30, 1997
Jun 1, 1997 Jun 30, 1997 MCL Yes No 5% of samples Archived Jun 30, 1997
Jan 1, 1997 Mar 31, 1997 MR No Yes 10 mg/L Archived Mar 31, 1997
Apr 1, 1996 Apr 30, 1996 MCL Yes No 5% of samples Archived Apr 30, 1996
Aug 1, 1995 Aug 31, 1995 MCL Yes No 5% of samples Archived Aug 31, 1995
Jan 1, 1992 Jun 30, 1996 TT Yes No Resolved Jun 30, 1996
Oct 1, 1991 Dec 31, 1991 MR No Yes 0.0002 mg/L Resolved Dec 31, 1991
Oct 1, 1991 Dec 31, 1991 MR No Yes 0.07 mg/L Resolved Dec 31, 1991
Oct 1, 1991 Dec 31, 1991 MR No Yes 0.002 mg/L Resolved Dec 31, 1991
Oct 1, 1991 Dec 31, 1991 MR No Yes 0.04 mg/L Resolved Dec 31, 1991
Oct 1, 1991 Dec 31, 1991 MR No Yes 0.003 mg/L Resolved Dec 31, 1991
Oct 1, 1991 Dec 31, 1991 MR No Yes 0.07 mg/L Resolved Dec 31, 1991
Oct 1, 1991 Dec 31, 1991 MR No Yes 0.05 mg/L Resolved Dec 31, 1991
Oct 1, 1991 Dec 31, 1991 MR No Yes 0.002 mg/L Resolved Dec 31, 1991
Oct 1, 1991 Dec 31, 1991 MR No Yes 0.0002 mg/L Resolved Dec 31, 1991
Oct 1, 1991 Dec 31, 1991 MR No Yes 0.04 mg/L Resolved Dec 31, 1991

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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