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Water system · PWSID AZ0411201

NORTHERN SECTION 4 COOP

APACHE JUNCTION, AZ · ~48 people served

Check your exact address → APACHE JUNCTION overview
100
Excellent
PurityRadar safety score

PWSID

AZ0411201

State

Arizona

City

APACHE JUNCTION

Population served

48

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

258

Violations on record

3

Unaddressed

4

Health-based

179

Enforcement actions

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

Monitoring & reporting · Lead & Copper Rule began Oct 2025 Unaddressed
Other · EPA contaminant 7500 began Jul 2025 Unaddressed
Other · EPA contaminant 7000 began Jul 2002 Unaddressed
Monitoring · Lead & Copper Rule began Jun 2024 Resolved
Reporting · Lead & Copper Rule began Mar 2024 Resolved
Other · EPA contaminant 7000 began Oct 2023 Resolved
Monitoring & reporting · Nitrate began Jan 2023 Resolved
Monitoring & reporting · Gross alpha began Apr 2022 Resolved
Other · EPA contaminant 7500 began Jan 2022 Resolved
Reporting · Lead & Copper Rule began Jun 2021 Resolved
Monitoring · Lead & Copper Rule began Dec 2020 Resolved
Max contaminant level (MCL) · Nitrate health-based began Jan 2017 Resolved

Recent enforcement actions

  • State action · SIE Nov 2025
  • State action · SIA Nov 2025
  • State action · SIA Sep 2025
  • State action · SOX Mar 2025
  • State action · SOX Aug 2024
  • State action · SIA Jul 2024
  • State action · SIE Jul 2024
  • State action · SIF Jul 2024

This profile is built from EPA public records for system AZ0411201 — 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.