WALTHAM WATER DEPARTMENT

Massachusetts — Community Water System — PWSID: MA3308000

System Information

PWSIDMA3308000
System NameWALTHAM WATER DEPARTMENT
System TypeCommunity Water System
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypeLocal
EPA Region01
Serves SchoolNo
WholesalerNo
First ReportedFeb 26, 1979
Last ReportedMar 17, 2026

Location & Contact

StateMassachusetts
CityWALTHAM
ZIP Code02452
Address167 LEXINGTON STREET
OrganizationWALTHAM WATER DEPARTMENT
Phone7813143820

Population & Service

Population Served65,218
Service Connections14,042

Drinking Water Violations (36)

This water system has 36 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, 2025 MR No No TT Addressed
Jul 1, 2015 MR No No TT Resolved Jul 2, 2016
Jul 1, 2015 MR No No TT Resolved Jul 2, 2016
Sep 1, 2013 Sep 30, 2013 MCL Yes No 5% of samples Resolved Sep 30, 2013
Sep 1, 2013 Sep 30, 2013 MCL Yes No 5% of samples Resolved Sep 30, 2013
Sep 1, 2012 Sep 30, 2012 MCL Yes No 5% of samples Resolved Sep 30, 2012
Sep 1, 2012 Sep 30, 2012 MCL Yes No 5% of samples Resolved Sep 30, 2012
Aug 1, 2012 Aug 31, 2012 MCL Yes No 5% of samples Resolved Aug 31, 2012
Aug 1, 2012 Aug 31, 2012 MCL Yes No 5% of samples Resolved Aug 31, 2012
May 1, 2008 May 31, 2008 MR No No 5% of samples Archived May 31, 2008
Jan 1, 1999 TT Yes No TT Resolved Apr 1, 2000
Jan 1, 1999 TT Yes No TT Resolved Apr 1, 2000
Jan 1, 1997 TT Yes No TT Resolved Mar 17, 1998
Jan 1, 1997 TT Yes No TT Resolved Mar 17, 1998
Jan 1, 1994 TT Yes No TT Resolved Mar 21, 1995
Jan 1, 1994 TT Yes No TT Resolved Mar 21, 1995
Jan 1, 1993 TT Yes No TT Resolved Mar 21, 1995
Jan 1, 1993 TT Yes No TT Resolved Mar 21, 1995
Jan 1, 1992 TT Yes No TT Resolved Mar 21, 1995
Jan 1, 1992 TT Yes No TT Resolved Mar 21, 1995
Jan 1, 1992 May 5, 2000 TT Yes No Archived May 5, 2000
Jul 1, 1991 Jul 31, 1991 MCL Yes No 5% of samples Resolved Jul 31, 1991
Jul 1, 1991 Jul 31, 1991 MCL Yes No 5% of samples Resolved Jul 31, 1991
Jul 1, 1991 Jul 31, 1991 MCL Yes No 5% of samples Resolved Jul 31, 1991
Jul 1, 1991 Jul 31, 1991 MCL Yes No 5% of samples Resolved Jul 31, 1991
No No
No No
No No
No No
No No
No No
No No
No No
No No
No No
No No

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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