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Water system · PWSID AZ0410153

AJO DWID

AJO, AZ · ~405 people served

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

PWSID

AZ0410153

State

Arizona

City

AJO

Population served

405

Primary source

GWP

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

97

Violations on record

0

Unaddressed

0

Health-based

103

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Dec 2024. Official EPA record →

Reporting · Lead & Copper Rule began Sep 2024 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2024 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2024 Resolved
Reporting · Lead & Copper Rule began Nov 2020 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Sep 2020 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Sep 2020 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jul 2020 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Feb 2020 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Feb 2020 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Sep 2019 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Sep 2019 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jun 2019 Resolved

Recent enforcement actions

  • State action · SOX Dec 2024
  • State action · SIA Nov 2024
  • State action · SOX Oct 2024
  • State action · SIA Oct 2024
  • State action · SOX Apr 2021
  • State action · SIA Apr 2021
  • State action · SOX Mar 2021
  • State action · SIE Jan 2021

This profile is built from EPA public records for system AZ0410153 — 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.