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Water system · PWSID NM3520003

LAKE ARTHUR WATER DEPARTMENT

LAKE ARTHUR, NM · ~374 people served

Check your exact address → LAKE ARTHUR overview
100
Excellent
PurityRadar safety score

PWSID

NM3520003

State

New Mexico

City

LAKE ARTHUR

Population served

374

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

14

Violations on record

1

Unaddressed

5

Health-based

42

Enforcement actions

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

Treatment technique · EPA contaminant 0700 health-based began Jan 2012 Unaddressed
Monitoring & reporting · Lead & Copper Rule began Oct 2021 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Oct 2019 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Oct 2019 Resolved
Other · EPA contaminant 7000 began Jul 2018 Resolved
Treatment technique · EPA contaminant 0700 health-based began Oct 2017 Resolved
Other · EPA contaminant 7000 began Jul 2014 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jun 2007 Resolved
Other · EPA contaminant 7500 began Apr 2005 Resolved
Monitoring & reporting · EPA contaminant 1094 began Jan 2002 Resolved
Monitoring & reporting · Lead & Copper Rule began Jan 2001 Resolved
Monitoring & reporting · Lead & Copper Rule began Jan 2001 Resolved

Recent enforcement actions

  • State action · SIA Jul 2025
  • State action · SOX Aug 2022
  • State action · SIF Jul 2022
  • State action · SIA Apr 2022
  • State action · SIE Apr 2022
  • State action · SOX Sep 2021
  • State action · SIF Jun 2021
  • State action · SIE Jun 2021

This profile is built from EPA public records for system NM3520003 — 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.