MAGNOLIA, TX · Montgomery County

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

System facts

System ID (PWSID): TX1700605
System type: Community Water System
Population served: 1,986
Service connections: 662
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Public Notification Violation for NPDWR Violation
—
Public Notice
October 1, 2020 – January 28, 2022
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2020 – July 29, 2021
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2019 – June 12, 2020
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2019 – June 30, 2019
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 3, 2017 – April 24, 2017
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2016 – July 20, 2017
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2012 – July 20, 2017
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2008 – March 31, 2008
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2007 – December 31, 2007
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2007 – September 30, 2007
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2007 – June 30, 2007
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2007 – March 31, 2007
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2006 – December 31, 2006
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2006 – September 30, 2006
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2006 – June 30, 2006
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2006 – March 31, 2006
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2005 – December 31, 2005
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2005 – June 30, 2005
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2004 – December 31, 2004
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
October 1, 2020 – January 28, 2022	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
July 1, 2020 – July 29, 2021	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2019 – June 12, 2020	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
April 1, 2019 – June 30, 2019	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
February 3, 2017 – April 24, 2017	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 1, 2016 – July 20, 2017	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
October 1, 2012 – July 20, 2017	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2008 – March 31, 2008	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2007 – December 31, 2007	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2007 – September 30, 2007	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2007 – June 30, 2007	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2007 – March 31, 2007	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2006 – December 31, 2006	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2006 – September 30, 2006	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2006 – June 30, 2006	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2006 – March 31, 2006	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2005 – December 31, 2005	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2005 – June 30, 2005	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2004 – December 31, 2004	Monitoring and Reporting (DBP)	Chlorine	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

November 6, 2020State Violation/Reminder Notice2 linked violations
June 12, 2020State Compliance achieved2 linked violations
October 10, 2019State Compliance achieved1 linked violation
October 8, 2019State Violation/Reminder Notice1 linked violation
September 30, 2019State Violation/Reminder Notice2 linked violations
July 20, 2017State Compliance achieved2 linked violations
April 24, 2017State Compliance achieved2 linked violations
October 31, 2016State Public Notification requested2 linked violations
November 6, 2013State Compliance achieved2 linked violations
October 19, 2010State Compliance achieved2 linked violations
October 10, 2008State Public Notification requested1 linked violation
October 10, 2008State Violation/Reminder Notice1 linked violation
October 10, 2008State Public Notification requested1 linked violation
October 10, 2008State Violation/Reminder Notice1 linked violation
October 10, 2008State Violation/Reminder Notice1 linked violation
October 10, 2008State Violation/Reminder Notice1 linked violation
October 10, 2008State Public Notification requested1 linked violation
October 10, 2008State Violation/Reminder Notice1 linked violation
October 10, 2008State Public Notification requested1 linked violation
October 10, 2008State Violation/Reminder Notice1 linked violation
October 10, 2008State Public Notification requested1 linked violation
October 10, 2008State Violation/Reminder Notice1 linked violation
October 10, 2008State Public Notification requested1 linked violation
October 10, 2008State Violation/Reminder Notice1 linked violation
October 10, 2008State Violation/Reminder Notice1 linked violation
October 10, 2008State Public Notification requested1 linked violation
October 10, 2008State Violation/Reminder Notice1 linked violation
October 10, 2008State Public Notification requested1 linked violation
October 10, 2008State Violation/Reminder Notice1 linked violation
October 10, 2008State Public Notification requested1 linked violation
October 10, 2008State Violation/Reminder Notice1 linked violation
October 10, 2008State Public Notification requested1 linked violation
October 10, 2008State Public Notification requested1 linked violation
October 10, 2008State Public Notification requested1 linked violation

Contact

SEQUEIRA, SIMON, O

281-356-5347

MAGNOLIA, TX 77354-5148