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KEENE WATER DEPT

New Hampshire — Community Water System — PWSID: NH1241010

System Information

PWSIDNH1241010
System NameKEENE WATER DEPT
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

StateNew Hampshire
CityKEENE
ZIP Code03431
Address350 MARLBORO ST
OrganizationCITY OF KEENE
Phone—

Population & Service

Population Served30,000
Service Connections6,176

Drinking Water Violations (40)

This water system has 40 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
Nov 1, 2012 Dec 1, 2012 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Dec 1, 2012 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Nov 1, 2012 Dec 1, 2012 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Dec 1, 2012 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Sep 1, 2012 Oct 1, 2012 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Oct 1, 2012 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Sep 1, 2012 Oct 1, 2012 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Oct 1, 2012 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Sep 1, 2012 Oct 1, 2012 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Oct 1, 2012 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2012 Aug 1, 2012 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Aug 1, 2012 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Oct 1, 2011 — E. COLI MR No Yes — — — Resolved Nov 28, 2011 Ground Water Rule
Oct 1, 2011 — E. COLI MR No Yes — — — Resolved Nov 28, 2011 Ground Water Rule
Oct 1, 2011 — E. COLI MR No Yes — — — Resolved Nov 28, 2011 Ground Water Rule
Oct 1, 2011 — E. COLI MR No Yes — — — Resolved Nov 28, 2011 Ground Water Rule
Mar 1, 2011 Apr 1, 2011 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Apr 1, 2011 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Mar 1, 2011 Apr 1, 2011 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Apr 1, 2011 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Mar 1, 2011 Apr 1, 2011 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Apr 1, 2011 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Dec 1, 2009 Jan 1, 2010 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 2010 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2009 Oct 1, 2009 CARBON, TOTAL TT Yes No — TT — Resolved Oct 1, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Mar 31, 2009 Thallium, Total MR No Yes — 0.002 mg/L — Resolved Mar 31, 2009 Inorganic Chemicals
Jan 1, 2009 Apr 1, 2009 CARBON, TOTAL TT Yes No — TT — Resolved Apr 1, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Apr 1, 2009 CARBON, TOTAL TT Yes No — TT — Resolved Apr 1, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Apr 1, 2009 CARBON, TOTAL TT Yes No — TT — Resolved Apr 1, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Apr 1, 2009 CARBON, TOTAL TT Yes No — TT — Resolved Apr 1, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Apr 1, 2009 CARBON, TOTAL TT Yes No — TT — Resolved Apr 1, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Mar 31, 2009 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Mar 31, 2009 Synthetic Organic Chemicals
Jul 1, 2007 — Consumer Confidence Rule Other No No — — — Resolved Feb 4, 2009 Consumer Confidence Rule
Jul 1, 2007 — Consumer Confidence Rule Other No No — — — Resolved Feb 4, 2009 Consumer Confidence Rule
Oct 1, 2003 Jan 1, 2004 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jan 1, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2003 Jan 1, 2004 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jan 1, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2003 Jan 1, 2004 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jan 1, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2003 Jan 1, 2004 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jan 1, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2003 Jan 1, 2004 TTHM MR No Yes — 0.080 mg/L — Resolved Jan 1, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2003 Jan 1, 2004 TTHM MR No Yes — 0.080 mg/L — Resolved Jan 1, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2003 Jan 1, 2004 TTHM MR No Yes — 0.080 mg/L — Resolved Jan 1, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2003 Jan 1, 2004 TTHM MR No Yes — 0.080 mg/L — Resolved Jan 1, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2003 Mar 31, 2003 Total Haloacetic Acids (HAA5) MCL Yes No .066 0.060 mg/L — Resolved Mar 31, 2003 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2003 Mar 31, 2003 TTHM MCL Yes No .086 0.080 mg/L — Resolved Mar 31, 2003 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2003 Mar 31, 2003 TTHM MCL Yes No .086 0.080 mg/L — Resolved Mar 31, 2003 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2002 Mar 31, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Mar 31, 2002 Total Coliform Rule
Mar 1, 2002 Mar 31, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Mar 31, 2002 Total Coliform Rule
Feb 1, 2002 Feb 28, 2002 Coliform (TCR) MR No No — 5% of samples — Resolved Feb 28, 2002 Total Coliform Rule
Jun 1, 1992 Jun 30, 1992 Coliform (TCR) MCL Yes No — 5% of samples — Archived Jun 30, 1992 Total Coliform Rule
Jun 1, 1992 Jun 30, 1992 Coliform (TCR) MCL Yes No — 5% of samples — Archived Jun 30, 1992 Total Coliform Rule

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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