WARWICK, RI · Washington County

HILLSDALE HOUSING COOPERATIVE, INC. 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): RI2942525
System type: Community Water System
Population served: 170
Service connections: 104
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Monitoring, Regular
—
Endrin
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Chlordane
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Carbofuran
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Picloram
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Simazine
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
OXAMYL
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Dalapon
January 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 2024 – December 31, 2024
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Gross Alpha, Excl. Radon and U
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
Combined Uranium
July 1, 2022 – September 30, 2022
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
December 30, 2020 – March 11, 2021
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2020 – July 10, 2020
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Gross Alpha, Excl. Radon and U
January 1, 2020 – June 30, 2023
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 21, 2018 – April 16, 2018
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 21, 2018 – April 16, 2018
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 2, 2017 – April 4, 2018
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2017 – June 13, 2018
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2017 – June 25, 2017
Resolved
Monitoring, Regular
—
Toluene
October 1, 2016 – December 31, 2016
Resolved
Monitoring, Regular
—
CHLOROBENZENE
October 1, 2016 – December 31, 2016
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
October 1, 2016 – December 31, 2016
Resolved
Monitoring, Regular
—
Trichloroethylene
October 1, 2016 – December 31, 2016
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
October 1, 2016 – December 31, 2016
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
October 1, 2016 – December 31, 2016
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
October 1, 2016 – December 31, 2016
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
October 1, 2016 – December 31, 2016
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
October 1, 2016 – December 31, 2016
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
October 1, 2016 – December 31, 2016
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
October 1, 2016 – December 31, 2016
Resolved
Monitoring, Regular
—
Xylenes, Total
October 1, 2016 – December 31, 2016
Resolved
Monitoring, Regular
—
Carbon tetrachloride
October 1, 2016 – December 31, 2016
Resolved
Monitoring, Regular
—
Styrene
October 1, 2016 – December 31, 2016
Resolved
Monitoring, Regular
—
Ethylbenzene
October 1, 2016 – December 31, 2016
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2008 – October 20, 2011
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2003 – April 15, 2004
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
April 1, 1989 – March 31, 1992
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
January 1, 2024 – December 31, 2024	Monitoring, Regular	Endrin	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Chlordane	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Heptachlor	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Carbofuran	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Hexachlorocyclopentadiene	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Picloram	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Simazine	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	OXAMYL	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Dalapon	—	Resolved
January 1, 2024 – December 31, 2024	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 2023 – March 31, 2023	Maximum Contaminant Level Violation, Average	Gross Alpha, Excl. Radon and U	Health-based	Resolved
July 1, 2022 – September 30, 2022	Monitoring, Regular	Combined Uranium	—	Resolved
December 30, 2020 – March 11, 2021	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
July 1, 2020 – July 10, 2020	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2020 – June 30, 2023	Maximum Contaminant Level Violation, Single Sample	Gross Alpha, Excl. Radon and U	Health-based	Resolved
February 21, 2018 – April 16, 2018	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
February 21, 2018 – April 16, 2018	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 2, 2017 – April 4, 2018	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2017 – June 13, 2018	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2017 – June 25, 2017	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
October 1, 2016 – December 31, 2016	Monitoring, Regular	Toluene	—	Resolved
October 1, 2016 – December 31, 2016	Monitoring, Regular	CHLOROBENZENE	—	Resolved
October 1, 2016 – December 31, 2016	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
October 1, 2016 – December 31, 2016	Monitoring, Regular	Trichloroethylene	—	Resolved
October 1, 2016 – December 31, 2016	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
October 1, 2016 – December 31, 2016	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
October 1, 2016 – December 31, 2016	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
October 1, 2016 – December 31, 2016	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
October 1, 2016 – December 31, 2016	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
October 1, 2016 – December 31, 2016	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
October 1, 2016 – December 31, 2016	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
October 1, 2016 – December 31, 2016	Monitoring, Regular	Xylenes, Total	—	Resolved
October 1, 2016 – December 31, 2016	Monitoring, Regular	Carbon tetrachloride	—	Resolved
October 1, 2016 – December 31, 2016	Monitoring, Regular	Styrene	—	Resolved
October 1, 2016 – December 31, 2016	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2008 – October 20, 2011	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
July 1, 2003 – April 15, 2004	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
April 1, 1989 – March 31, 1992	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

December 21, 2022State Compliance achieved48 linked violations
February 12, 1999State Compliance achieved1 linked violation
August 23, 1995State Variance/Exemption issued1 linked violation
May 9, 1994State Variance/Exemption issued1 linked violation
February 3, 1993State Show-Cause hearing1 linked violation
February 3, 1993State Variance/Exemption issued1 linked violation
February 3, 1993State Public Notification requested1 linked violation
March 3, 1992State Compliance Meeting conducted1 linked violation
February 19, 1992State Violation/Reminder Notice1 linked violation

Contact

ARAUJO, KRISTIE

401-736-8300

WARWICK, RI 02886