BLOCK ISLAND, RI · Washington County

BLOCK ISLAND WATER COMPANY 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 Rhode Island’s official records. Always confirm current status with Rhode Island before making decisions based on this information.

System facts

System ID (PWSID): RI1858430
System type: Community Water System
Population served: 9,999
Service connections: 338
Ownership: local government
Water source: groundwater (wells)

Violation history

Monitoring, Regular
—
HEXACHLOROBENZENE
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
Heptachlor
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
Simazine
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
Methoxychlor
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
October 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
Tetrachloroethylene
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
CHLOROBENZENE
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
Toluene
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
BHC-GAMMA
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
Methoxychlor
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
Toxaphene
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
Dinoseb
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
Aldicarb sulfone
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
Aldicarb
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
HEXACHLOROBENZENE
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
Chlordane
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
Dalapon
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
Simazine
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
Picloram
October 1, 2017 – December 31, 2017
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2015 – December 31, 2015
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2003 – April 15, 2004
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2002 – August 21, 2002
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 1995 – June 30, 1995
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 1995 – December 31, 1995
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 1994 – September 30, 1995
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 1994 – March 31, 1995
Resolved

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
July 1, 2023 – September 30, 2023	Monitoring, Regular	HEXACHLOROBENZENE	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	Heptachlor	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	Simazine	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	Methoxychlor	—	Resolved
October 1, 2020 – December 31, 2020	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	Tetrachloroethylene	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	CHLOROBENZENE	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	Toluene	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	BHC-GAMMA	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	Methoxychlor	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	Toxaphene	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	Dinoseb	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	Aldicarb sulfone	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	Aldicarb	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	HEXACHLOROBENZENE	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	Chlordane	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	Dalapon	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	Simazine	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring, Regular	Picloram	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2003 – April 15, 2004	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2002 – August 21, 2002	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
April 1, 1995 – June 30, 1995	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
January 1, 1995 – December 31, 1995	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 1994 – September 30, 1995	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
April 1, 1994 – March 31, 1995	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

July 1, 2024State Public Notification received12 linked violations
November 21, 2023State Public Notification requested13 linked violations
November 21, 2023State Violation/Reminder Notice13 linked violations
November 21, 2023State Formal Notice of Violation issued13 linked violations
November 7, 2023State Compliance achieved13 linked violations
February 3, 2021State Violation/Reminder Notice2 linked violations
June 25, 2019State Public Notification received3 linked violations
November 14, 2018State Formal Notice of Violation issued3 linked violations
November 14, 2018State Public Notification requested2 linked violations
March 7, 2018State Compliance achieved22 linked violations
January 19, 2018State Violation/Reminder Notice29 linked violations
January 19, 2018State Public Notification requested22 linked violations
January 19, 2018State Formal Notice of Violation issued25 linked violations
January 19, 2018State Compliance achieved29 linked violations
September 6, 2016State Compliance achieved2 linked violations
September 6, 2016State Compliance achieved2 linked violations
June 24, 2016State Public Notification received2 linked violations
October 5, 2015State Formal Notice of Violation issued4 linked violations
October 5, 2015State Violation/Reminder Notice2 linked violations
October 5, 2015State Public Notification requested2 linked violations
May 30, 2002State Compliance achieved1 linked violation
January 3, 2002State Public Notification received1 linked violation
September 10, 2001State Public Notification requested1 linked violation
September 10, 2001State Violation/Reminder Notice1 linked violation
September 10, 2001State Formal Notice of Violation issued1 linked violation
March 3, 1999State Formal Notice of Violation issued2 linked violations
March 3, 1999State Public Notification requested2 linked violations
March 31, 1996State Compliance achieved91 linked violations
January 12, 1996State Bilateral Compliance Agreement signed1 linked violation
December 20, 1995State Public Notification received1 linked violation
December 14, 1995State Formal Notice of Violation issued1 linked violation
December 14, 1995State Violation/Reminder Notice1 linked violation
December 14, 1995State Public Notification requested1 linked violation
November 14, 1995State Compliance Meeting conducted1 linked violation
November 14, 1995State Compliance Meeting conducted45 linked violations
October 23, 1995State Compliance Meeting conducted1 linked violation
October 23, 1995State Bilateral Compliance Agreement signed2 linked violations
October 12, 1995State Public Notification received1 linked violation
September 28, 1995State Public Notification requested1 linked violation
September 28, 1995State Formal Notice of Violation issued1 linked violation
July 17, 1995State Compliance achieved1 linked violation
June 1, 1995State Violation/Reminder Notice1 linked violation
April 20, 1995State Public Notification received1 linked violation
April 7, 1995State Public Notification requested1 linked violation
April 7, 1995State Violation/Reminder Notice1 linked violation
April 7, 1995State Formal Notice of Violation issued1 linked violation
September 6, 1991State Compliance achieved1 linked violation
September 6, 1991State Public Notification received1 linked violation
September 6, 1991State Formal Notice of Violation issued1 linked violation
September 6, 1991State Public Notification requested1 linked violation
September 6, 1991State Violation/Reminder Notice1 linked violation
September 30, 1988State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 31, 1988State Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 31, 1988State Compliance achievedgeneral compliance action — not tied to a specific violation on record

Contact

BREUNIG, JOHN

401-466-3232

BLOCK ISLAND, RI 02807