MONROE WATER DEPT

New Hampshire — Community Water System — PWSID: NH1591010

System Information

PWSID	NH1591010
System Name	MONROE WATER DEPT
System Type	Community Water System
Water Source	Ground Water
Activity Status	Active
Owner Type	Local
EPA Region	01
Serves School	No
Wholesaler	No
First Reported	Mar 8, 1979
Last Reported	Dec 15, 2025

Location & Contact

State	New Hampshire
City	MONROE
ZIP Code	03771
Address	PO BOX 63
Organization	MONROE WATER DEPT
Phone	—

Population & Service

Population Served	300
Service Connections	168

Drinking Water Violations (42)

This water system has 42 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
Sep 1, 2013	Sep 30, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2013	Total Coliform Rule
Sep 1, 2013	Sep 30, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2013	Total Coliform Rule
Sep 1, 2013	Sep 30, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2013	Total Coliform Rule
Sep 1, 2013	Sep 30, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2013	Total Coliform Rule
Apr 1, 2013	Jun 30, 2013	Nitrate	MCL	Yes	No	11 MG/L	10 mg/L	—	Resolved	Jun 30, 2013	Nitrate Rule
Apr 1, 2013	Jun 30, 2013	Nitrate	MCL	Yes	No	11 MG/L	10 mg/L	—	Resolved	Jun 30, 2013	Nitrate Rule
Oct 1, 2011	Dec 31, 2011	Nitrate	MCL	Yes	No	12 MG/L	10 mg/L	—	Resolved	Dec 31, 2011	Nitrate Rule
Oct 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Dec 8, 2011	Ground Water Rule
Oct 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Dec 8, 2011	Ground Water Rule
Oct 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Dec 8, 2011	Ground Water Rule
Aug 1, 2011	Aug 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2011	Total Coliform Rule
Aug 1, 2011	Aug 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2011	Total Coliform Rule
Aug 1, 2011	Aug 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2011	Total Coliform Rule
Aug 1, 2011	Aug 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2011	Total Coliform Rule
Jul 1, 2011	Sep 30, 2011	Nitrate	MCL	Yes	No	13 MG/L	10 mg/L	—	Resolved	Sep 30, 2011	Nitrate Rule
Jul 1, 2011	Sep 30, 2011	Nitrate	MCL	Yes	No	13 MG/L	10 mg/L	—	Resolved	Sep 30, 2011	Nitrate Rule
Jul 1, 2011	Sep 30, 2011	Nitrate	MCL	Yes	No	13 MG/L	10 mg/L	—	Resolved	Sep 30, 2011	Nitrate Rule
Oct 1, 2008	Dec 31, 2008	Nitrate	MCL	Yes	No	10.7 MG/L	10 mg/L	—	Resolved	Dec 31, 2008	Nitrate Rule
Oct 1, 2008	Dec 31, 2008	Nitrate	MCL	Yes	No	10.7 MG/L	10 mg/L	—	Resolved	Dec 31, 2008	Nitrate Rule
Aug 1, 2007	Aug 31, 2007	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2007	Total Coliform Rule
Aug 1, 2007	Aug 31, 2007	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2007	Total Coliform Rule
Aug 1, 2007	Aug 31, 2007	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2007	Total Coliform Rule
Jul 1, 2007	Sep 30, 2007	Combined Radium (-226 and -228)	MR	No	Yes	—	5 pCi/L	—	Resolved	Sep 30, 2007	Radionuclides and Revised Rad Rule
Jul 1, 2006	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Jun 12, 2007	Lead and Copper Rule
Jul 1, 2006	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Jun 12, 2007	Lead and Copper Rule
Jul 1, 2006	Sep 30, 2006	Nitrate	MCL	Yes	No	12 MG/L	10 mg/L	—	Resolved	Sep 30, 2006	Nitrate Rule
Jul 1, 2006	Sep 30, 2006	Nitrate	MCL	Yes	No	12 MG/L	10 mg/L	—	Resolved	Sep 30, 2006	Nitrate Rule
Jul 1, 2006	Sep 30, 2006	Nitrate	MCL	Yes	No	12 MG/L	10 mg/L	—	Resolved	Sep 30, 2006	Nitrate Rule
Jul 1, 2006	Sep 30, 2006	Nitrate	MCL	Yes	No	12 MG/L	10 mg/L	—	Resolved	Sep 30, 2006	Nitrate Rule
Jan 1, 2006	Mar 31, 2006	Nitrate	MCL	Yes	No	10.1	10 mg/L	—	Resolved	Mar 31, 2006	Nitrate Rule
Jan 1, 2006	Mar 31, 2006	Nitrate	MCL	Yes	No	10.1	10 mg/L	—	Resolved	Mar 31, 2006	Nitrate Rule
Jan 1, 2006	Mar 31, 2006	Nitrate	MCL	Yes	No	10.1	10 mg/L	—	Resolved	Mar 31, 2006	Nitrate Rule
Jan 1, 2006	Mar 31, 2006	Nitrate	MCL	Yes	No	10.1	10 mg/L	—	Resolved	Mar 31, 2006	Nitrate Rule
Jan 1, 2006	Mar 31, 2006	Nitrate	MCL	Yes	No	10.1	10 mg/L	—	Resolved	Mar 31, 2006	Nitrate Rule
Oct 1, 2005	Dec 31, 2005	Nitrate	MCL	Yes	No	11.6	10 mg/L	—	Resolved	Dec 31, 2005	Nitrate Rule
Oct 1, 2005	Dec 31, 2005	Nitrate	MCL	Yes	No	11.6	10 mg/L	—	Resolved	Dec 31, 2005	Nitrate Rule
Oct 1, 2005	Dec 31, 2005	Nitrate	MCL	Yes	No	11.6	10 mg/L	—	Resolved	Dec 31, 2005	Nitrate Rule
Jan 1, 2004	Mar 31, 2004	Nitrate	MCL	Yes	No	10.76	10 mg/L	—	Resolved	Mar 31, 2004	Nitrate Rule
Sep 1, 2003	Sep 30, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2003	Total Coliform Rule
Nov 1, 1997	Nov 30, 1997	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 1997	Total Coliform Rule
Oct 1, 1997	Oct 31, 1997	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1997	Total Coliform Rule
Jan 1, 1997	Mar 31, 1997	Nitrate	MCL	Yes	No	10.1	10 mg/L	—	Resolved	Mar 31, 1997	Nitrate 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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