SEABROOK, NH · Rockingham County

SEABROOK WATER DEPT Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace New Hampshire’s official records. Always confirm current status with New Hampshire before making decisions based on this information.

System facts

System ID (PWSID): NH2111010
System type: Community Water System
Population served: 14,000
Service connections: 3,832
Ownership: local government
Water source: groundwater (wells)

Violation history

Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2009 – March 31, 2009
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
October 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
October 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
October 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Trichloroethylene
July 1, 1996 – September 30, 1996
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
July 1, 1996 – September 30, 1996
Resolved
Monitoring, Regular
—
Toluene
July 1, 1996 – September 30, 1996
Resolved
Monitoring, Regular
—
Xylenes, Total
July 1, 1996 – September 30, 1996
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
July 1, 1996 – September 30, 1996
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
July 1, 1996 – September 30, 1996
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
July 1, 1996 – September 30, 1996
Resolved
Monitoring, Regular
—
Vinyl chloride
July 1, 1996 – September 30, 1996
Resolved
Monitoring, Regular
—
Xylenes, Total
April 1, 1996 – June 30, 1996
Resolved
Monitoring, Regular
—
Toluene
April 1, 1996 – June 30, 1996
Resolved
Monitoring, Regular
—
Carbon tetrachloride
April 1, 1996 – June 30, 1996
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
April 1, 1996 – June 30, 1996
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
April 1, 1996 – June 30, 1996
Resolved
Monitoring, Regular
—
Vinyl chloride
April 1, 1996 – June 30, 1996
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
April 1, 1996 – June 30, 1996
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
April 1, 1996 – June 30, 1996
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
CYANIDE
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Mercury
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Cadmium
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Fluoride
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Nickel
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Benzene
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
Vinyl chloride
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
Trichloroethylene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
Tetrachloroethylene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
CHLOROBENZENE
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
Benzene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
Toluene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
Ethylbenzene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
Styrene
July 1, 1994 – September 30, 1994
Resolved
Monitoring, Regular
—
Benzene
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
Xylenes, Total
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
Trichloroethylene
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
CHLOROBENZENE
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
Toluene
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
Ethylbenzene
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
Styrene
April 1, 1994 – June 30, 1994
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 1994 – March 31, 1994
Resolved
Monitoring, Regular
—
Styrene
January 1, 1993 – December 31, 1993
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 1993 – December 31, 1993
Resolved
Monitoring, Regular
—
Toluene
January 1, 1993 – December 31, 1993
Resolved
Monitoring, Regular
—
Benzene
January 1, 1993 – December 31, 1993
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 1993 – December 31, 1993
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 1993 – December 31, 1993
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 1993 – December 31, 1993
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 1993 – December 31, 1993
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 1993 – December 31, 1993
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 1993 – December 31, 1993
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 1993 – December 31, 1993
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 1993 – December 31, 1993
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 1993 – December 31, 1993
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 1993 – December 31, 1993
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 1993 – December 31, 1993
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 1993 – December 31, 1993
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 1993 – December 31, 1993
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 1993 – December 31, 1993
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
January 1, 2009 – March 31, 2009	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 1996 – December 31, 1996	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
October 1, 1996 – December 31, 1996	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
October 1, 1996 – December 31, 1996	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
July 1, 1996 – September 30, 1996	Monitoring, Regular	Trichloroethylene	—	Resolved
July 1, 1996 – September 30, 1996	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
July 1, 1996 – September 30, 1996	Monitoring, Regular	Toluene	—	Resolved
July 1, 1996 – September 30, 1996	Monitoring, Regular	Xylenes, Total	—	Resolved
July 1, 1996 – September 30, 1996	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
July 1, 1996 – September 30, 1996	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
July 1, 1996 – September 30, 1996	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
July 1, 1996 – September 30, 1996	Monitoring, Regular	Vinyl chloride	—	Resolved
April 1, 1996 – June 30, 1996	Monitoring, Regular	Xylenes, Total	—	Resolved
April 1, 1996 – June 30, 1996	Monitoring, Regular	Toluene	—	Resolved
April 1, 1996 – June 30, 1996	Monitoring, Regular	Carbon tetrachloride	—	Resolved
April 1, 1996 – June 30, 1996	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
April 1, 1996 – June 30, 1996	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
April 1, 1996 – June 30, 1996	Monitoring, Regular	Vinyl chloride	—	Resolved
April 1, 1996 – June 30, 1996	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
April 1, 1996 – June 30, 1996	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	CYANIDE	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Mercury	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Cadmium	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Fluoride	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Nickel	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Benzene	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Ethylbenzene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	Vinyl chloride	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	Trichloroethylene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	Tetrachloroethylene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	CHLOROBENZENE	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	Benzene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	Toluene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	Ethylbenzene	—	Resolved
July 1, 1994 – September 30, 1994	Monitoring, Regular	Styrene	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	Benzene	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	Xylenes, Total	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	Trichloroethylene	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	CHLOROBENZENE	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	Toluene	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	Ethylbenzene	—	Resolved
April 1, 1994 – June 30, 1994	Monitoring, Regular	Styrene	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 1994 – March 31, 1994	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	Styrene	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	Toluene	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	Benzene	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 1993 – December 31, 1993	Monitoring, Regular	Xylenes, Total	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

August 27, 2021State Compliance achieved7 linked violations
April 28, 2010State Public Notification requested22 linked violations
February 26, 2010State Public Notification requested29 linked violations
July 24, 2007State Public Notification requested9 linked violations
September 15, 1997State Public Notification requested45 linked violations
April 15, 1997State Compliance achieved40 linked violations
March 27, 1997State Violation/Reminder Notice124 linked violations
December 2, 1996State Public Notification requested168 linked violations

Contact

TOWN OF SEABROOK

Phone not on record

SEABROOK, NH 03874