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Water system · PWSID 090400047

GRIC DPW Sacaton

Sacaton, AZ · ~5,307 people served

Check your exact address → Sacaton overview
85
Excellent
PurityRadar safety score

PWSID

090400047

State

Arizona

City

Sacaton

Population served

5,307

Primary source

Groundwater

Score history

No change since tracking began Jun 18, 2026.

Jun 18, 2026 · score 85 Jun 18, 2026 · score 85

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

Lithium

120,000 ppt

limit —

No federal limit

Violations & enforcement

63

Violations on record

1

Unaddressed

11

Health-based

89

Enforcement actions

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

Treatment technique · EPA contaminant 5200 health-based began Oct 2024 Unaddressed
Reporting · Lead & Copper Rule began Jun 2024 Resolved
Monitoring & reporting · Lead & Copper Rule began Aug 2023 Resolved
Monitoring & reporting · Nitrate began Jan 2023 Resolved
Monitoring & reporting · Combined radium-226/228 began Jan 2023 Resolved
Max contaminant level (MCL) · Total coliform health-based began Sep 2010 Resolved
Max contaminant level (MCL) · Nitrate health-based began Oct 2009 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jul 2009 Resolved
Max contaminant level (MCL) · Total coliform health-based began Oct 2008 Resolved
Monitoring & reporting · Total coliform began Feb 2008 Resolved
Monitoring & reporting · Nitrate began Jan 2006 Resolved
Monitoring & reporting · Nitrate began Jan 2005 Resolved

Recent enforcement actions

  • EPA/federal action · EIA Apr 2025
  • EPA/federal action · EIA Apr 2025
  • EPA/federal action · EOX Aug 2024
  • EPA/federal action · EOX May 2024
  • EPA/federal action · EOX Apr 2023
  • EPA/federal action · EIC Feb 2011
  • EPA/federal action · EOX Feb 2011
  • EPA/federal action · EIC Jan 2011

This profile is built from EPA public records for system 090400047 — 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.