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Water system · PWSID AZ0410269

WELLS FARGO WATER COMPANY

TUCSON, AZ · ~83 people served

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

PWSID

AZ0410269

State

Arizona

City

TUCSON

Population served

83

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

88

Violations on record

1

Unaddressed

1

Health-based

67

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Oct 2021. Official EPA record →

Other · EPA contaminant 7000 began Jul 2002 Unaddressed
Other · EPA contaminant 7000 began Jul 2021 Resolved
Other · EPA contaminant 7000 began Oct 2017 Resolved
Other · EPA contaminant 7000 began Jul 2017 Resolved
Other · EPA contaminant 7000 began Oct 2015 Resolved
Other · EPA contaminant 7000 began Jul 2015 Resolved
Monitoring & reporting · Total coliform began Mar 2015 Resolved
Monitoring & reporting · Total coliform began Sep 2014 Resolved
Other · EPA contaminant 7000 began Jul 2014 Resolved
Other · EPA contaminant 7000 began Oct 2013 Resolved
Other · EPA contaminant 7000 began Jul 2013 Resolved
Other · EPA contaminant 7000 began Oct 2012 Resolved

Recent enforcement actions

  • State action · SIA Oct 2021
  • State action · SOX Jul 2021
  • State action · SOX Nov 2017
  • State action · SOX Nov 2017
  • State action · SOX Oct 2016
  • State action · SIA Feb 2016
  • State action · SIA Feb 2016
  • State action · SOX Jul 2015

This profile is built from EPA public records for system AZ0410269 — 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.