Public water system · TX0150115

Active

Jbsa Randolph

At a glance

Jbsa Randolph (PWSID TX0150115) is an active community water system in Bexar County, Texas. It reports serving 10,949 people through 727 service connections. Its primary water source is groundwater, and EPA lists it as owned by the federal government. EPA's records list 8 violations for this system; 4 are health-based, and the most recent began in July 2018.

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

Population served

10,949

Service connections

727

Primary source

Groundwater

System type

CWS

Community water system

System record

PWSIDTX0150115

System typeCommunity water system

Activity statusActive

Population served10,949

Service connections727

Primary water sourceGroundwater

Owner typeFederal government

Primacy agencyTX state drinking water program

City served—

StateTexas

ZIP—

CountyBexar County

How does Jbsa Randolph compare with other water systems in Bexar County?

By EPA's size categories, Jbsa Randolph is a large system (10,001 to 100,000 people). Bexar County has 77 active public water systems. Its population served is well below the county average of 37,744 people per system, and accounts for 0.4% 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 Randolph is about 63% above 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 Randolph?

EPA lists Jbsa Randolph 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 Randolph have drinking water violations?

EPA's records list 8 violations for this system; 4 are health-based, and the most recent began in July 2018. The violations listed here began between February 1991 and July 2018. By type: 4 contaminant level above the legal limit, 2 public notice, recordkeeping or other and 2 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (4 of them). EPA lists 4 as resolved and 4 as archived. 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. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.

Began	Violation	Contaminant or rule	Health-based	Status
2018-07-30	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2018-05-01	Monitoring and reportingMonitoring, Source Water (GWR) · code 34	E. colicode 3014	No	Resolved
2018-01-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Fluoridecode 1025	Yes	Resolved
2017-10-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Fluoridecode 1025	Yes	Resolved
1993-12-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22	Total coliform bacteria (TCR)code 3100	Yes	Archived
1993-02-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22	Total coliform bacteria (TCR)code 3100	Yes	Archived
1993-02-01	Public notice, recordkeeping or otherNotification, Public · code 06	Total coliform bacteria (TCR)code 3100	No	Archived
1991-02-01	Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25	Total coliform bacteria (TCR)code 3100	No	Archived

All 8 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 Randolph: frequently asked questions

Who runs Jbsa Randolph?

Jbsa Randolph (PWSID TX0150115) 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 Randolph serve?

Jbsa Randolph reports serving 10,949 people through 727 service connections in Bexar County, Texas.

Where does Jbsa Randolph 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 Randolph have any drinking water violations?

EPA's records list 8 violations for this system; 4 are health-based, and the most recent began in July 2018. 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 Randolph'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. EPA's records list 8 violations for this system; 4 are health-based, and the most recent began in July 2018. 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 Randolph's water quality report?

As a community water system, Jbsa Randolph 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
Jbsa Sam Houston	Bexar	37,563	Community	Groundwater
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

Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.

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 Randolph, PWSID TX0150115, Texas”, https://aquacensus.com/water-systems/texas/jbsa-randolph-tx0150115 (data as of October 1, 2026).