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Public water system record

Jbsa - Randolph

Serves Randolph AFB, Bexar County, TX · 10,949 people served

Federal records show 2 health-based violations and 2 monitoring/reporting issues for Jbsa - Randolph in the last ten years. The most serious issue in this window was a resolved Fluoride violation.

  • TX0150115
  • SAN ANTONIO
  • TX
  • 10,949 served

System profile

Source water Groundwater
ZIP 78234
EPA system ID TX0150115

Verify this system on EPA ECHO →

Health-based violations, last 10 years
2
Resolved
2
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
2

Key facts

  • Jbsa - Randolph draws water from 4 wells.
  • Highest measured level in the last 10 years: Fluoride, 4.9 mg/L, federal limit 4 mg/L (1.2 times the limit), 2018.
  • Record on file since 1991, with 2 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 1,354 service lines.

Check whether Jbsa - Randolph serves your address

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

Contaminant Rule family Start date Status Acute
Fluoride
Contaminant limit exceeded
Measured 4.9 mg/L, federal limit 4 mg/L (1.2 times the limit)
 330 Jan 1, 2018 Resolved No
Fluoride
Contaminant limit exceeded
Measured 4.4 mg/L, federal limit 4 mg/L (1.1 times the limit)
 330 Oct 1, 2017 Resolved No

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Public Notice
OTHER
 Jul 30, 2018 Resolved
E. coli
Monitoring and reporting
 May 1, 2018 Resolved

Full record since 1991

EPA's records for Jbsa - Randolph go back to 1991. Before October 19, 2016 they list 2 health-based violations (2 archived by EPA without a recorded fix) and 2 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 2 2
October 19, 2016 to 2019 2 2

Most recent health-based violation before October 19, 2016: Total Coliform, began December 1993, Archived.

Show all 2 health-based violations before October 19, 2016
Contaminant Start date Status
Total Coliform
Contaminant limit exceeded
 Dec 1, 1993 Archived
Total Coliform
Contaminant limit exceeded
 Feb 1, 1993 Archived

What the violations mean

Fluoride

2 incidents

Fluoride exceeded the federal limit

Excessive fluoride can cause dental and skeletal fluorosis

Where the water comes from

Jbsa - Randolph draws water from 4 wells. It also has an emergency connection to City of Schertz.

Emergency or part-time connections to

Annual water quality report

Jbsa - Randolph must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Texas.

Certified drinking water labs by state EPA guidance for private wells