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Water system · PWSID TX0450001

CITY OF COLUMBUS

COLUMBUS, TX · ~3,739 people served

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

PWSID

TX0450001

State

Texas

City

COLUMBUS

Population served

3,739

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 Nov 2023). Levels in parts per trillion (ppt).

Lithium

27,000 ppt

limit —

No federal limit

Violations & enforcement

11

Violations on record

0

Unaddressed

1

Health-based

33

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 Mar 2022 Resolved
Monitoring · Lead & Copper Rule began Oct 2021 Resolved
Monitoring & reporting · EPA contaminant 3014 began Jul 2021 Resolved
Monitoring & reporting · Lead & Copper Rule began Jan 2021 Resolved
Other · EPA contaminant 7000 began Jul 2020 Resolved
Monitoring & reporting · Lead & Copper Rule began Dec 2016 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jul 2015 Resolved
Monitoring & reporting · EPA contaminant 0999 began Oct 2008 Resolved
Monitoring & reporting · Total coliform began Sep 2005 Resolved
Monitoring & reporting · Lead & Copper Rule began Jul 1992 Resolved

Recent enforcement actions

  • State action · SOX Feb 2025
  • State action · SIA Jan 2025
  • State action · SIF Aug 2022
  • State action · SIF Aug 2022
  • State action · SIF Aug 2022
  • State action · SOX Aug 2022
  • State action · SOX Jun 2022
  • State action · SIA Apr 2022

This profile is built from EPA public records for system TX0450001 — 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.