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Water system · PWSID AZ0403003

ARIZONA WATER CO - SEDONA

PHOENIX, AZ · ~12,104 people served

Check your exact address → PHOENIX overview
56
Fair
PurityRadar safety score

PWSID

AZ0403003

State

Arizona

City

PHOENIX

Population served

12,104

Primary source

Groundwater

Score history

▼ 44 points — the score moved from 100 to 56 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 56

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 Mar 2024). Levels in parts per trillion (ppt).

PFOA

Perfluorooctanoic acid

9.4 ppt

limit 4 ppt

Above EPA limit · 2.4×

PFOS

Perfluorooctanesulfonic acid

4.4 ppt

limit 4 ppt

Above EPA limit · 1.1×

PFHxS

Perfluorohexanesulfonic acid

5.6 ppt

limit 10 ppt

Near EPA limit

Lithium

27,400 ppt

limit —

No federal limit

PFBS

19 ppt

limit —

No federal limit

PFPeA

10 ppt

limit —

No federal limit

PFHxA

10 ppt

limit —

No federal limit

PFBA

6 ppt

limit —

No federal limit

PFHpA

4.8 ppt

limit —

No federal limit

Violations & enforcement

230

Violations on record

0

Unaddressed

1

Health-based

140

Enforcement actions

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

Reporting · EPA contaminant 5200 began Oct 2024 Resolved
Treatment technique · EPA contaminant 5200 health-based began Oct 2024 Resolved
Monitoring & reporting · Arsenic began Jan 2016 Resolved
Monitoring & reporting · EPA contaminant 0999 began Oct 2015 Resolved
Monitoring & reporting · Total coliform began Aug 2009 Resolved
Monitoring & reporting · EPA contaminant 2063 began Jan 2009 Resolved
Monitoring & reporting · EPA contaminant 2306 began Jan 2009 Resolved
Monitoring & reporting · EPA contaminant 2306 began Jan 2009 Resolved
Monitoring & reporting · EPA contaminant 2306 began Jan 2009 Resolved
Monitoring & reporting · EPA contaminant 2306 began Jan 2009 Resolved
Monitoring & reporting · Nitrate began Jan 2009 Resolved
Monitoring & reporting · Nitrate began Jan 2009 Resolved

Recent enforcement actions

  • State action · SIF Dec 2024
  • State action · SIF Dec 2024
  • State action · SOX Nov 2024
  • State action · SOX Nov 2024
  • State action · SIA Nov 2024
  • State action · SIE Nov 2024
  • State action · SIE Nov 2024
  • State action · SIA Nov 2024

This profile is built from EPA public records for system AZ0403003 — 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.