COLLINSVILLE, TX · Harris County

HAMILTON ESTATES WATER SYSTEM Water System

Current status

2 items on record are open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.

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 Texas’s official records. Always confirm current status with Texas before making decisions based on this information.

System facts

System ID (PWSID): TX1012916
System type: Community Water System
Population served: 123
Service connections: 41
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Public Notification Violation for NPDWR Violation
—
Public Notice
April 28, 2025
Unaddressed
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2025 – June 30, 2025
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
March 22, 2024
Unaddressed
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2024 – December 31, 2024
Archived
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2024 – December 31, 2024
Archived
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2024 – December 31, 2024
Archived
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2024 – December 31, 2024
Archived
Public Notification Violation for NPDWR Violation
—
Public Notice
April 3, 2022 – May 19, 2022
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
April 2, 2022 – August 12, 2022
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2022 – December 31, 2022
Archived
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2022 – December 31, 2022
Archived
Monitoring, Regular
—
Ethylbenzene
January 1, 2021 – December 31, 2021
Archived
Monitoring, Regular
—
Pentachlorophenol
January 1, 2021 – December 31, 2023
Archived
Monitoring, Regular
—
Atrazine
January 1, 2021 – December 31, 2023
Archived
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2021 – December 31, 2023
Archived
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2021 – December 31, 2021
Archived
Monitoring, Regular
—
Benzene
January 1, 2020 – December 31, 2020
Archived
Monitoring, Regular
—
Vinyl chloride
January 1, 2020 – December 31, 2020
Archived
Monitoring, Regular
—
Trichloroethylene
January 1, 2020 – December 31, 2020
Archived
Monitoring, Regular
—
Aldicarb
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
Thallium, Total
January 1, 2020 – December 31, 2022
Archived
Monitoring, Regular
—
Vinyl chloride
January 1, 2019 – December 31, 2019
Archived
Monitoring, Regular
—
Vinyl chloride
January 1, 2018 – December 31, 2018
Archived
Monitoring, Regular
—
Ethylbenzene
January 1, 2018 – December 31, 2018
Archived
Monitoring, Regular
—
Chromium
January 1, 2017 – December 31, 2019
Archived
Monitoring, Regular
—
Aldicarb sulfone
January 1, 2017 – December 31, 2019
Archived
Monitoring, Regular
—
Nitrate
January 1, 2017 – December 31, 2017
Archived
Monitoring, Regular
—
Benzene
January 1, 2017 – December 31, 2017
Archived
Monitoring, Regular
—
Benzene
January 1, 2016 – December 31, 2016
Archived
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2016 – December 31, 2016
Archived
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2015 – December 31, 2017
Archived
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 2015 – December 31, 2017
Archived
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2015 – December 31, 2015
Archived
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2014 – December 31, 2014
Resolved
Monitoring, Regular
—
Carbofuran
January 1, 2014 – December 31, 2016
Archived
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2014 – September 30, 2016
Archived
Monitoring, Regular
—
Selenium
January 1, 2014 – December 31, 2016
Archived
Monitoring, Regular
—
Cadmium
January 1, 2014 – December 31, 2016
Archived

Unaddressed no corrective action on record yetResolved 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
April 28, 2025	Public Notification Violation for NPDWR Violation	Public Notice	—	Unaddressed
January 1, 2025 – June 30, 2025	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
March 22, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Unaddressed
January 1, 2024 – December 31, 2024	Monitoring, Regular	DICHLOROMETHANE	—	Archived
January 1, 2024 – December 31, 2024	Monitoring, Regular	1,2-Dichloroethane	—	Archived
January 1, 2024 – December 31, 2024	Monitoring, Regular	CHLOROBENZENE	—	Archived
January 1, 2024 – December 31, 2024	Monitoring, Regular	Tetrachloroethylene	—	Archived
April 3, 2022 – May 19, 2022	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
April 2, 2022 – August 12, 2022	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 1, 2022 – December 31, 2022	Monitoring, Regular	Xylenes, Total	—	Archived
January 1, 2022 – December 31, 2022	Monitoring, Regular	1,2-Dichloropropane	—	Archived
January 1, 2021 – December 31, 2021	Monitoring, Regular	Ethylbenzene	—	Archived
January 1, 2021 – December 31, 2023	Monitoring, Regular	Pentachlorophenol	—	Archived
January 1, 2021 – December 31, 2023	Monitoring, Regular	Atrazine	—	Archived
January 1, 2021 – December 31, 2023	Monitoring, Regular	Hexachlorocyclopentadiene	—	Archived
January 1, 2021 – December 31, 2021	Monitoring, Regular	1,2-Dichloroethane	—	Archived
January 1, 2020 – December 31, 2020	Monitoring, Regular	Benzene	—	Archived
January 1, 2020 – December 31, 2020	Monitoring, Regular	Vinyl chloride	—	Archived
January 1, 2020 – December 31, 2020	Monitoring, Regular	Trichloroethylene	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	Aldicarb	—	Archived
January 1, 2020 – December 31, 2022	Monitoring, Regular	Thallium, Total	—	Archived
January 1, 2019 – December 31, 2019	Monitoring, Regular	Vinyl chloride	—	Archived
January 1, 2018 – December 31, 2018	Monitoring, Regular	Vinyl chloride	—	Archived
January 1, 2018 – December 31, 2018	Monitoring, Regular	Ethylbenzene	—	Archived
January 1, 2017 – December 31, 2019	Monitoring, Regular	Chromium	—	Archived
January 1, 2017 – December 31, 2019	Monitoring, Regular	Aldicarb sulfone	—	Archived
January 1, 2017 – December 31, 2017	Monitoring, Regular	Nitrate	—	Archived
January 1, 2017 – December 31, 2017	Monitoring, Regular	Benzene	—	Archived
January 1, 2016 – December 31, 2016	Monitoring, Regular	Benzene	—	Archived
January 1, 2016 – December 31, 2016	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Archived
January 1, 2015 – December 31, 2017	Monitoring, Regular	Hexachlorocyclopentadiene	—	Archived
January 1, 2015 – December 31, 2017	Monitoring, Regular	Benzo(a)pyrene	—	Archived
January 1, 2015 – December 31, 2015	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Archived
October 1, 2014 – December 31, 2014	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Carbofuran	—	Archived
January 1, 2014 – September 30, 2016	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Archived
January 1, 2014 – December 31, 2016	Monitoring, Regular	Selenium	—	Archived
January 1, 2014 – December 31, 2016	Monitoring, Regular	Cadmium	—	Archived

Unaddressed no corrective action on record yetResolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

July 18, 2025State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
June 30, 2025State Compliance achievedgeneral compliance action — not tied to a specific violation on record
June 30, 2025State Compliance achievedgeneral compliance action — not tied to a specific violation on record
June 9, 2025State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
May 21, 2025State Violation/Reminder Notice4 linked violations
June 27, 2024State Compliance achieved53 linked violations
April 26, 2024State Public Notification requested91 linked violations
April 24, 2024State Violation/Reminder Notice33 linked violations
March 21, 2023State Public Notification requested31 linked violations
August 17, 2022State Public Notification received33 linked violations
August 12, 2022State Compliance achieved28 linked violations
March 24, 2022State Public Notification requested47 linked violations
April 16, 2020State Public Notification requested58 linked violations
April 16, 2020State Public Notification requested79 linked violations
April 16, 2020State Violation/Reminder Notice79 linked violations
January 27, 2020State Compliance achieved41 linked violations
January 27, 2020State Public Notification received43 linked violations
May 30, 2019State Public Notification requested61 linked violations
April 4, 2018State Violation/Reminder Notice74 linked violations
September 27, 2017State Violation/Reminder Notice40 linked violations
June 5, 2017State Public Notification requested53 linked violations
June 5, 2017State Violation/Reminder Notice90 linked violations
December 29, 2014State Public Notification received60 linked violations
April 22, 2009State Public Notification received1 linked violation
March 27, 2009State Violation/Reminder Notice1 linked violation

Contact

BARBEY, SANDRA, R

903-822-3275

COLLINSVILLE, TX 76233-0910