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Water system · PWSID TX1990010

MOUNT ZION WSC

ROCKWALL, TX · ~2,028 people served

Check your exact address → ROCKWALL overview
100
Excellent
PurityRadar safety score

PWSID

TX1990010

State

Texas

City

ROCKWALL

Population served

2,028

Primary source

SWP

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

15

Violations on record

4

Unaddressed

3

Health-based

36

Enforcement actions

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

Monitoring & reporting · Lead & Copper Rule began Dec 2025 Unaddressed
Other · EPA contaminant 7500 began May 2025 Unaddressed
Other · EPA contaminant 7500 began Sep 2017 Unaddressed
Other · EPA contaminant 7500 began Jan 2017 Unaddressed
Reporting · EPA contaminant 5200 began Oct 2024 Resolved
Treatment technique · EPA contaminant 5200 health-based began Oct 2024 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jan 2017 Resolved
Monitoring & reporting · EPA contaminant 0999 began Apr 2016 Resolved
Monitoring & reporting · Lead & Copper Rule began Jul 2014 Resolved
Treatment technique · Lead & Copper Rule health-based began Apr 2014 Resolved
Other · EPA contaminant 7500 began Feb 2014 Resolved
Treatment technique · Lead & Copper Rule health-based began Dec 2013 Resolved

Recent enforcement actions

  • State action · SIA Jun 2025
  • State action · SOX Apr 2025
  • State action · SOX Apr 2025
  • State action · SOX Apr 2025
  • State action · SOX Apr 2025
  • State action · SIA Apr 2025
  • State action · SIE Apr 2025
  • State action · SIE Apr 2025

This profile is built from EPA public records for system TX1990010 — 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.