SEABROOK WATER DEPT

New Hampshire — Community Water System — PWSID: NH2111010

System Information

PWSID	NH2111010
System Name	SEABROOK 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	SEABROOK
ZIP Code	03874
Address	SEABROOK WATER DEPT
Organization	TOWN OF SEABROOK
Phone	—

Population & Service

Population Served	14,000
Service Connections	3,832

Drinking Water Violations (1,014)

This water system has 1,014 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 10, 2025	—	Revised Total Coliform Rule	RPT	No	No	—	—	—	Resolved	Jan 21, 2025	Revised Total Coliform Rule
Jan 10, 2025	—	Revised Total Coliform Rule	RPT	No	No	—	—	—	Resolved	Jan 21, 2025	Revised Total Coliform Rule
Jan 10, 2025	—	Revised Total Coliform Rule	RPT	No	No	—	—	—	Resolved	Jan 21, 2025	Revised Total Coliform Rule
Jan 10, 2025	—	Revised Total Coliform Rule	RPT	No	No	—	—	—	Resolved	Jan 21, 2025	Revised Total Coliform Rule
Dec 1, 2024	Jan 1, 2025	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Jan 1, 2025	Revised Total Coliform Rule
Dec 1, 2024	Jan 1, 2025	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Jan 1, 2025	Revised Total Coliform Rule
Dec 1, 2024	Jan 1, 2025	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Jan 1, 2025	Revised Total Coliform Rule
Dec 1, 2024	Jan 1, 2025	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Jan 1, 2025	Revised Total Coliform Rule
Aug 14, 2021	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Aug 27, 2021	Ground Water Rule
Aug 14, 2021	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Aug 27, 2021	Ground Water Rule
Aug 14, 2021	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Aug 27, 2021	Ground Water Rule
Aug 14, 2021	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Aug 27, 2021	Ground Water Rule
Sep 1, 2011	Sep 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2011	Total Coliform Rule
Sep 1, 2011	Sep 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2011	Total Coliform Rule
Sep 1, 2011	Sep 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2011	Total Coliform Rule
Sep 1, 2011	Sep 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2011	Total Coliform Rule
Jan 1, 2011	Mar 31, 2011	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	—	Resolved	Mar 31, 2011	Arsenic Rule
Jan 1, 2011	Mar 31, 2011	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	—	Resolved	Mar 31, 2011	Arsenic Rule
Jan 1, 2011	Mar 31, 2011	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	—	Resolved	Mar 31, 2011	Arsenic Rule
Jan 1, 2011	Mar 31, 2011	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	—	Resolved	Mar 31, 2011	Arsenic Rule
Oct 1, 2010	Dec 31, 2010	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2010	Arsenic Rule
Oct 1, 2010	Dec 31, 2010	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2010	Arsenic Rule
Oct 1, 2010	Dec 31, 2010	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2010	Arsenic Rule
Oct 1, 2010	Dec 31, 2010	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2010	Arsenic Rule
Jul 1, 2010	Sep 30, 2010	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	—	Resolved	Sep 30, 2010	Arsenic Rule
Jul 1, 2010	Sep 30, 2010	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	—	Resolved	Sep 30, 2010	Arsenic Rule
Jul 1, 2010	Sep 30, 2010	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	—	Resolved	Sep 30, 2010	Arsenic Rule
Jul 1, 2010	Sep 30, 2010	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	—	Resolved	Sep 30, 2010	Arsenic Rule
Jul 1, 2010	Sep 30, 2010	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	—	Resolved	Sep 30, 2010	Arsenic Rule
Apr 1, 2010	Jun 30, 2010	Arsenic	MCL	Yes	No	.019 MG/L	0.010 mg/L	—	Resolved	Jun 30, 2010	Arsenic Rule
Apr 1, 2010	Jun 30, 2010	Arsenic	MCL	Yes	No	.019 MG/L	0.010 mg/L	—	Resolved	Jun 30, 2010	Arsenic Rule
Apr 1, 2010	Jun 30, 2010	Arsenic	MCL	Yes	No	.019 MG/L	0.010 mg/L	—	Resolved	Jun 30, 2010	Arsenic Rule
Apr 1, 2010	Jun 30, 2010	Arsenic	MCL	Yes	No	.019 MG/L	0.010 mg/L	—	Resolved	Jun 30, 2010	Arsenic Rule
Apr 1, 2010	Jun 30, 2010	Arsenic	MCL	Yes	No	.019 MG/L	0.010 mg/L	—	Resolved	Jun 30, 2010	Arsenic Rule
Jan 1, 2010	Mar 31, 2010	Arsenic	MCL	Yes	No	.018 MG/L	0.010 mg/L	—	Resolved	Mar 31, 2010	Arsenic Rule
Jan 1, 2010	Mar 31, 2010	Arsenic	MCL	Yes	No	.018 MG/L	0.010 mg/L	—	Resolved	Mar 31, 2010	Arsenic Rule
Jan 1, 2010	Mar 31, 2010	Arsenic	MCL	Yes	No	.018 MG/L	0.010 mg/L	—	Resolved	Mar 31, 2010	Arsenic Rule
Jan 1, 2010	Mar 31, 2010	Arsenic	MCL	Yes	No	.018 MG/L	0.010 mg/L	—	Resolved	Mar 31, 2010	Arsenic Rule
Jan 1, 2010	Mar 31, 2010	Arsenic	MCL	Yes	No	.018 MG/L	0.010 mg/L	—	Resolved	Mar 31, 2010	Arsenic Rule
Oct 1, 2009	Dec 31, 2009	Arsenic	MCL	Yes	No	.017 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2009	Arsenic Rule
Oct 1, 2009	Dec 31, 2009	Arsenic	MCL	Yes	No	.017 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2009	Arsenic Rule
Oct 1, 2009	Dec 31, 2009	Arsenic	MCL	Yes	No	.017 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2009	Arsenic Rule
Oct 1, 2009	Dec 31, 2009	Arsenic	MCL	Yes	No	.017 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2009	Arsenic Rule
Oct 1, 2009	Dec 31, 2009	Arsenic	MCL	Yes	No	.017 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2009	Arsenic Rule
Jul 1, 2009	Sep 30, 2009	Arsenic	MCL	Yes	No	.029 MG/L	0.010 mg/L	—	Resolved	Sep 30, 2009	Arsenic Rule
Jul 1, 2009	Sep 30, 2009	Arsenic	MCL	Yes	No	.029 MG/L	0.010 mg/L	—	Resolved	Sep 30, 2009	Arsenic Rule
Jul 1, 2009	Sep 30, 2009	Arsenic	MCL	Yes	No	.029 MG/L	0.010 mg/L	—	Resolved	Sep 30, 2009	Arsenic Rule
Jul 1, 2009	Sep 30, 2009	Arsenic	MCL	Yes	No	.029 MG/L	0.010 mg/L	—	Resolved	Sep 30, 2009	Arsenic Rule
Jul 1, 2009	Sep 30, 2009	Arsenic	MCL	Yes	No	.029 MG/L	0.010 mg/L	—	Resolved	Sep 30, 2009	Arsenic Rule
Apr 1, 2009	Jun 30, 2009	Arsenic	MCL	Yes	No	.03 MG/L	0.010 mg/L	—	Resolved	Jun 30, 2009	Arsenic 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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