Public water system · TX0840080

Active

Highland Bayou Estates WSC

At a glance

Highland Bayou Estates WSC (PWSID TX0840080) is an active community water system in Galveston County, Texas. It reports serving 30 people through 22 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in July 2025.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

Service connections

Primary source

Groundwater

System type

CWS

Community water system

System record

PWSIDTX0840080

System typeCommunity water system

Activity statusActive

Population served30

Service connections22

Primary water sourceGroundwater

Owner typeLocal government

Primacy agencyTX state drinking water program

City served—

StateTexas

ZIP—

CountyGalveston County

How does Highland Bayou Estates WSC compare with other water systems in Galveston County?

By EPA's size categories, Highland Bayou Estates WSC is a very small system (500 people or fewer). Galveston County has 53 active public water systems. Its population served is well below the county average of 8,159 people per system, and accounts for less than 0.1% of the 432,405 people reported by systems filed under the county. Across Texas, the 7,078 active systems average 4,789 people each. Nationally, the average active community water system reports serving 6,703 people, so Highland Bayou Estates WSC is well below that figure.

What does “community water system” mean?

A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Texas has 4,594 active community water systems, 65% of the state's 7,078 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 5,215 Texas systems (74%) list groundwater as their primary source.

Who owns and regulates Highland Bayou Estates WSC?

EPA lists Highland Bayou Estates WSC as owned by a local government. The TX state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 20 of the 53 active systems in Galveston County (38%) are also owned by a local government.

Does Highland Bayou Estates WSC have drinking water violations?

Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in July 2025. The violations listed here began between April 2020 and July 2025. By type: 7 public notice, recordkeeping or other, 3 contaminant level above the legal limit and 2 monitoring and reporting. The contaminant or rule involved most often is Public Notice (6 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.

Began	Violation	Contaminant or rule	Health-based	Status
2025-07-01	Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72	Consumer Confidence Rulecode 7000	No	Resolved
2021-12-11	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2021-07-11	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2021-03-23	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2021-03-11	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2020-11-24	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2020-11-03	Monitoring and reportingFailure Submit IDSE/Subpart V Plan Rpt · code 35	Total trihalomethanes (TTHM)code 2950	No	Resolved
2020-10-07	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2020-10-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Total trihalomethanes (TTHM)code 2950	Yes	Resolved
2020-07-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Total trihalomethanes (TTHM)code 2950	Yes	Resolved
2020-06-23	Monitoring and reportingFailure Submit IDSE/Subpart V Plan Rpt · code 35	Total trihalomethanes (TTHM)code 2950	No	Resolved
2020-04-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Total trihalomethanes (TTHM)code 2950	Yes	Resolved

The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.

Highland Bayou Estates WSC: frequently asked questions

Who runs Highland Bayou Estates WSC?

Highland Bayou Estates WSC (PWSID TX0840080) is a community water system owned by a local government. It is regulated by the TX state drinking water program.

How many people does Highland Bayou Estates WSC serve?

Highland Bayou Estates WSC reports serving 30 people through 22 service connections in Galveston County, Texas.

Where does Highland Bayou Estates WSC get its water?

EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.

Does Highland Bayou Estates WSC have any drinking water violations?

Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in July 2025. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.

Is Highland Bayou Estates WSC's water safe to drink?

AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in July 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the TX state drinking water program.

Where can I find Highland Bayou Estates WSC's water quality report?

As a community water system, Highland Bayou Estates WSC must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.

Other water systems in Galveston County

Water system	County	Population served	Type	Source
City of League City	Galveston	149,557	Community	Purchased surface water
City of Texas City	Galveston	61,541	Community	Purchased surface water
City of Galveston	Galveston	52,326	Community	Purchased surface water
City of Friendswood	Galveston	43,190	Community	Purchased surface water
Galveston County Wcid 1	Galveston	30,399	Community	Purchased surface water
Bolivar Peninsula Sud	Galveston	18,424	Community	Purchased surface water

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About this data

Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.

Cite as: AquaCensus, “Highland Bayou Estates WSC, PWSID TX0840080, Texas”, https://aquacensus.com/water-systems/texas/highland-bayou-estates-wsc-tx0840080 (data as of October 1, 2026).