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Water system · PWSID TX0100037

LAKE MEDINA SHORES

100
Excellent
PurityRadar safety score

PWSID

TX0100037

State

Texas

City

AUSTIN

Population served

3,660

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

No PFAS detections are on record for this system from EPA’s UCMR5 monitoring (2023–25). Absence of a detection isn’t a guarantee — not every system was sampled, and this dataset doesn’t cover other contaminants.

Violations & enforcement

7

Violations on record

1

Unaddressed

4

Health-based

24

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Dec 2025. Official EPA record →

Other · EPA contaminant 7000 began Jul 2025 Unaddressed
Monitoring & reporting · Lead & Copper Rule began Sep 2018 Resolved
Monitoring & reporting · Total coliform began Jan 2010 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jul 2005 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2005 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jan 2005 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Oct 2004 Resolved

Recent enforcement actions

  • State action · SIA Dec 2025
  • State action · SOX Mar 2019
  • State action · SIA Jan 2019
  • State action · SIE Oct 2011
  • State action · SIA Oct 2011
  • State action · SOX May 2010
  • State action · SOX May 2006
  • State action · SOX May 2006

This profile is built from EPA public records for system TX0100037 — 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.