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Water system · PWSID 090400054

BIA Keams Canyon

Keams Canyon, AZ · ~925 people served

Check your exact address → Keams Canyon overview
100
Excellent
PurityRadar safety score

PWSID

090400054

State

Arizona

City

Keams Canyon

Population served

925

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

193

Violations on record

0

Unaddressed

27

Health-based

273

Enforcement actions

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

Treatment technique · EPA contaminant 5200 health-based began Oct 2024 Resolved
Treatment technique · EPA contaminant 0700 health-based began May 2019 Resolved
Monitoring & reporting · Lead & Copper Rule began Jul 2016 Resolved
Monitoring & reporting · Lead & Copper Rule began Jul 2016 Resolved
Max contaminant level (MCL) · Arsenic health-based began Jul 2012 Resolved
Max contaminant level (MCL) · Arsenic health-based began Oct 2011 Resolved
Max contaminant level (MCL) · Arsenic health-based began Jul 2011 Resolved
Max contaminant level (MCL) · Arsenic health-based began Apr 2011 Resolved
Monitoring & reporting · Arsenic began Jan 2011 Resolved
Max contaminant level (MCL) · Arsenic health-based began Jan 2011 Resolved
Monitoring & reporting · Total coliform began Dec 2010 Resolved
Max contaminant level (MCL) · Arsenic health-based began Oct 2010 Resolved

Recent enforcement actions

  • EPA/federal action · EOX Sep 2025
  • EPA/federal action · EIA Apr 2025
  • EPA/federal action · EIA Apr 2025
  • EPA/federal action · EIA Apr 2025
  • EPA/federal action · EOX Jan 2020
  • EPA/federal action · EOX Apr 2017
  • EPA/federal action · EOX Apr 2017
  • EPA/federal action · EOX Jun 2014

This profile is built from EPA public records for system 090400054 — 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.