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Water system · PWSID AZ0410095

RAY WATER COMPANY INC

TUCSON, AZ · ~4,495 people served

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

PWSID

AZ0410095

State

Arizona

City

TUCSON

Population served

4,495

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

Latest detections from EPA’s UCMR5 monitoring (through Jul 2024). Levels in parts per trillion (ppt).

Lithium

18,000 ppt

limit —

No federal limit

Violations & enforcement

135

Violations on record

0

Unaddressed

1

Health-based

102

Enforcement actions

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

Reporting · Lead & Copper Rule began Apr 2024 Resolved
Monitoring & reporting · Lead & Copper Rule began Oct 2023 Resolved
Reporting · Lead & Copper Rule began Feb 2023 Resolved
Reporting · Lead & Copper Rule began Mar 2022 Resolved
Monitoring & reporting · Total coliform began Feb 2016 Resolved
Monitoring & reporting · Total coliform began Sep 2015 Resolved
Monitoring & reporting · Total coliform began Aug 2008 Resolved
Monitoring & reporting · Nitrate began Jan 2008 Resolved
Monitoring & reporting · Total coliform began Aug 2007 Resolved
Monitoring & reporting · Total coliform began Apr 2007 Resolved
Monitoring & reporting · Total coliform began Dec 2006 Resolved
Monitoring & reporting · Total coliform began Nov 2006 Resolved

Recent enforcement actions

  • State action · SOX Jul 2024
  • State action · SIF Jun 2024
  • State action · SOX Jun 2024
  • State action · SIA May 2024
  • State action · SIE Oct 2023
  • State action · SIA Oct 2023
  • State action · SOX May 2023
  • State action · SIA Mar 2023

This profile is built from EPA public records for system AZ0410095 — 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.