ZEPHYR, TX · Brown County

THUNDERBIRD BAY SUBDIVISION Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of July 26, 2021. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Brown County, TX.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 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): TX0250031
System type: Community Water System
Population served: 0
Service connections: 1
Ownership: privately owned
Water source: surface water (rivers, lakes, or reservoirs)

THUNDERBIRD BAY SUBDIVISION formerly served 0 people from surface water.

EPA's federal records list this system as inactive in 2021; the record below is historical.

As of August 1, 2026, its federal record holds 24 entries between 2008 and 2021, all of which EPA lists as closed. Nothing has been added since 2021.

Of the 24, 13 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Total Coliform Rules, the Stage 1 Disinfectants and Disinfection Byproducts Rule, and the Public Notice Rule and Revised PN Rule.

Violation history

Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
July 1, 2021 – July 31, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
April 1, 2021 – April 30, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
October 1, 2020 – October 31, 2020
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
September 1, 2020 – September 30, 2020
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
August 1, 2020 – August 31, 2020
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
July 1, 2017 – July 31, 2017
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
February 1, 2017 – February 28, 2017
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
April 1, 2015 – June 30, 2015
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2012 – September 30, 2012
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
June 27, 2012 – January 9, 2013
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
December 1, 2011 – March 6, 2017
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
December 1, 2011 – March 6, 2017
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2010 – June 30, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2010 – March 31, 2010
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
July 1, 2009 – July 31, 2009
Archived
Monitoring, Source Water (LT2)
—
E. COLI
July 1, 2009 – July 31, 2009
Resolved
Monitoring, Source Water (LT2)
—
E. COLI
June 1, 2009 – June 30, 2009
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
June 1, 2009 – June 30, 2009
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
April 1, 2009 – June 30, 2009
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
October 1, 2008 – December 31, 2008
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2008 – December 31, 2008
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2008 – September 30, 2008
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
July 1, 2008 – September 30, 2008
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, 2021 – July 31, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2021 – April 30, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2020 – October 31, 2020	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
September 1, 2020 – September 30, 2020	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
August 1, 2020 – August 31, 2020	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2017 – July 31, 2017	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
February 1, 2017 – February 28, 2017	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2015 – June 30, 2015	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
September 1, 2012 – September 30, 2012	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
June 27, 2012 – January 9, 2013	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
December 1, 2011 – March 6, 2017	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
December 1, 2011 – March 6, 2017	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
April 1, 2010 – June 30, 2010	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
January 1, 2010 – March 31, 2010	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
July 1, 2009 – July 31, 2009	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Archived
July 1, 2009 – July 31, 2009	Monitoring, Source Water (LT2)	E. COLI	—	Resolved
June 1, 2009 – June 30, 2009	Monitoring, Source Water (LT2)	E. COLI	—	Resolved
June 1, 2009 – June 30, 2009	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
April 1, 2009 – June 30, 2009	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
October 1, 2008 – December 31, 2008	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
October 1, 2008 – December 31, 2008	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
July 1, 2008 – September 30, 2008	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
July 1, 2008 – September 30, 2008	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	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

May 8, 2018State Compliance achieved184 linked violations
October 5, 2012State Compliance achieved133 linked violations
April 30, 2010State Public Notification requested4 linked violations
April 30, 2010State Public Notification requested3 linked violations
April 30, 2010State Public Notification requested3 linked violations
April 30, 2010State Public Notification requested2 linked violations
February 23, 2010State Violation/Reminder Notice1 linked violation
January 8, 2010State Public Notification requested1 linked violation
January 8, 2010State Public Notification requested1 linked violation
October 23, 2009State Public Notification requested2 linked violations
September 17, 2009State Public Notification requested4 linked violations
September 3, 2009State Public Notification requested11 linked violations
May 26, 2009State Public Notification requested10 linked violations
March 10, 2009State Public Notification requested1 linked violation
March 10, 2009State Violation/Reminder Notice1 linked violation
March 10, 2009State Public Notification requested1 linked violation
March 10, 2009State Violation/Reminder Notice1 linked violation
January 17, 2009State Public Notification requested1 linked violation
January 17, 2009State Public Notification requested1 linked violation
December 5, 2008State Violation/Reminder Notice1 linked violation
December 5, 2008State Violation/Reminder Notice1 linked violation
December 5, 2008State Public Notification requested1 linked violation
December 5, 2008State Public Notification requested1 linked violation
November 1, 1981State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
July 1, 1981State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
June 1, 1981State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
May 1, 1981State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
August 1, 1980Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record
May 1, 1980Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record
November 1, 1979Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record

Last known contact on file (system is inactive)

GIST, RICHARD

325-739-5264

ZEPHYR, TX 76890-0722