JBSA - RANDOLPH

SAN ANTONIO, TX · ~10,949 people served

Check your exact address → SAN ANTONIO overview

100

Excellent

PurityRadar safety score

PWSID

TX0150115

State

Texas

City

SAN ANTONIO

Population served

10,949

Primary source

Groundwater

Score history

No change since tracking began Jun 18, 2026.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 100

2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.

PFAS & contaminant readings

Latest detections from EPA’s UCMR5 monitoring (through Jan 2025). Levels in parts per trillion (ppt).

Lithium

22,000 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Mar 2019. Official EPA record →

Other · EPA contaminant 7500 began Jul 2018 Resolved

Monitoring & reporting · EPA contaminant 3014 began May 2018 Resolved

Max contaminant level (MCL) · Fluoride health-based began Jan 2018 Resolved

Max contaminant level (MCL) · Fluoride health-based began Oct 2017 Resolved

Recent enforcement actions

State action · SIF Mar 2019
State action · SIE Nov 2018
State action · SOX Nov 2018
State action · SIA Nov 2018
State action · SOX Aug 2018
State action · SIF Aug 2018
State action · SOX Aug 2018
State action · SIA Aug 2018

This profile is built from EPA public records for system TX0150115 — SDWIS violations and UCMR5 PFAS sampling. The score is system-level and can’t account for your home’s plumbing (older pipes can add lead at the tap). For health decisions, check your exact address, read the utility’s Consumer Confidence Report, and confirm with your provider.