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Water system · PWSID TX1690006

CITY OF SAINT JO

SAINT JO, TX · ~881 people served

Check your exact address → SAINT JO overview
100
Excellent
PurityRadar safety score

PWSID

TX1690006

State

Texas

City

SAINT JO

Population served

881

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 Sep 2024). Levels in parts per trillion (ppt).

Lithium

26,900 ppt

limit —

No federal limit

Violations & enforcement

83

Violations on record

0

Unaddressed

1

Health-based

132

Enforcement actions

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

Monitoring & reporting · Lead & Copper Rule began Dec 2024 Resolved
Other · EPA contaminant 7500 began Dec 2020 Resolved
Other · EPA contaminant 7500 began Oct 2020 Resolved
Monitoring & reporting · Lead & Copper Rule began Oct 2020 Resolved
Treatment technique · Lead & Copper Rule health-based began Aug 2020 Resolved
Other · EPA contaminant 7500 began Aug 2020 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jul 2020 Resolved
Other · EPA contaminant 7000 began Jul 2020 Resolved
Other · EPA contaminant 7500 began Jun 2020 Resolved
Other · EPA contaminant 7500 began Jun 2020 Resolved
Other · EPA contaminant 7500 began Jun 2020 Resolved
Other · EPA contaminant 7500 began Jun 2020 Resolved

Recent enforcement actions

  • State action · SOX Feb 2025
  • State action · SIA Jan 2025
  • State action · SOX Dec 2021
  • State action · SOX Oct 2021
  • State action · SOX Sep 2021
  • State action · SOX Sep 2021
  • State action · SOX Aug 2021
  • State action · SOX Jul 2021

This profile is built from EPA public records for system TX1690006 — 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.