Public water system · TX0150116
ActiveJbsa Sam Houston
At a glance
Jbsa Sam Houston (PWSID TX0150116) is an active community water system in Bexar County, Texas. It reports serving 37,563 people through 2,610 service connections. Its primary water source is groundwater, and EPA lists it as owned by the federal government. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in February 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
37,563
Service connections
2,610
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Jbsa Sam Houston compare with other water systems in Bexar County?
By EPA's size categories, Jbsa Sam Houston is a large system (10,001 to 100,000 people). Bexar County has 77 active public water systems, and Jbsa Sam Houston is the 2nd-largest of them by population served. Its population served is roughly in line with the county average of 37,744 people per system, and accounts for 1.3% of the 2,906,298 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 Jbsa Sam Houston is about 5.6 times 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 Jbsa Sam Houston?
EPA lists Jbsa Sam Houston as owned by the federal 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. 7 of the 77 active systems in Bexar County (9.1%) are also owned by the federal government.
Does Jbsa Sam Houston have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in February 2026. The violations listed here began between July 2016 and February 2026. By type: 5 monitoring and reporting, 5 public notice, recordkeeping or other, 1 required treatment not met and 1 monitoring. The contaminant or rule involved most often is Public Notice (5 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 |
|---|---|---|---|---|
| 2026-02-20 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2024-02-23 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2023-01-28 | Required treatment not metOCCT/SOWT Treatment Installation/Demonstration · code 58 | Lead and Copper Rulecode 5000 | Yes | Resolved |
| 2017-02-03 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2017-01-11 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2017-01-11 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2017-01-11 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2017-01-11 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2016-12-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chloritecode 1009 | No | Resolved |
| 2016-11-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2016-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2016-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chloritecode 1009 | No | 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.
Jbsa Sam Houston: frequently asked questions
Who runs Jbsa Sam Houston?
Jbsa Sam Houston (PWSID TX0150116) is a community water system owned by the federal government. It is regulated by the TX state drinking water program.
How many people does Jbsa Sam Houston serve?
Jbsa Sam Houston reports serving 37,563 people through 2,610 service connections in Bexar County, Texas.
Where does Jbsa Sam Houston 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 Jbsa Sam Houston have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in February 2026. 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 Jbsa Sam Houston'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, one is health-based, and the most recent began in February 2026. For current results, consult the system's annual water quality report, EPA ECHO, or the TX state drinking water program.
Where can I find Jbsa Sam Houston's water quality report?
As a community water system, Jbsa Sam Houston 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 Bexar County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| San Antonio Water System | Bexar | 2,643,729 | Community | Purchased surface water |
| City of Converse | Bexar | 29,709 | Community | Purchased surface water |
| East Central Sud | Bexar | 26,137 | Community | Purchased surface water |
| Jbsa Lackland | Bexar | 20,907 | Community | Groundwater |
| City of Universal City | Bexar | 20,119 | Community | Groundwater |
| Atascosa Rural WSC | Bexar | 13,857 | 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, “Jbsa Sam Houston, PWSID TX0150116, Texas”, https://aquacensus.com/water-systems/texas/jbsa-sam-houston-tx0150116 (data as of October 1, 2026).