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Water system · PWSID NN0436024

Wide Ruins Community Boarding School BIA

100
Excellent
PurityRadar safety score

PWSID

NN0436024

State

Arizona

City

Chambers

Population served

215

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

86

Violations on record

1

Unaddressed

0

Health-based

40

Enforcement actions

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

Other · EPA contaminant 7500 began Mar 2025 Unaddressed
Monitoring · Lead & Copper Rule began Mar 2025 Resolved
Monitoring & reporting · Nitrite began Jan 2024 Resolved
Monitoring & reporting · Nitrate began Jan 2024 Resolved
Reporting · Lead & Copper Rule began Oct 2023 Resolved
Reporting · Lead & Copper Rule began Oct 2022 Resolved
Monitoring · Lead & Copper Rule began Jan 2021 Resolved
Reporting · Lead & Copper Rule began May 2020 Resolved
Other · Lead & Copper Rule began Apr 2016 Resolved
Monitoring & reporting · EPA contaminant 0600 began Oct 2013 Resolved
Monitoring & reporting · Total coliform began May 2013 Resolved
Monitoring & reporting · Total coliform began Dec 2012 Resolved

Recent enforcement actions

  • State action · SFJ Dec 2025
  • State action · SOX Apr 2025
  • State action · SOX Dec 2024
  • State action · SOX Dec 2024
  • State action · SOX Dec 2024
  • State action · SOX Nov 2023
  • State action · SOX Nov 2022
  • State action · SOX Feb 2022

This profile is built from EPA public records for system NN0436024 — 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.