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Water system · PWSID AZ0410150

MARANA MUNICIPAL - MARANA

MARANA, AZ · ~15,162 people served

Check your exact address → MARANA overview
12
Action needed
PurityRadar safety score

PWSID

AZ0410150

State

Arizona

City

MARANA

Population served

15,162

Primary source

Groundwater

Score history

▼ 88 points — the score moved from 100 to 12 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 12

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 Aug 2025). Levels in parts per trillion (ppt).

PFOS

Perfluorooctanesulfonic acid

18 ppt

limit 4 ppt

Above EPA limit · 4.5×

PFHxS

Perfluorohexanesulfonic acid

21 ppt

limit 10 ppt

Above EPA limit · 2.1×

PFOA

Perfluorooctanoic acid

6.3 ppt

limit 4 ppt

Above EPA limit · 1.6×

Lithium

43,300 ppt

limit —

No federal limit

PFHxA

3.9 ppt

limit —

No federal limit

PFPeA

3.4 ppt

limit —

No federal limit

PFBS

3.1 ppt

limit —

No federal limit

Violations & enforcement

150

Violations on record

0

Unaddressed

1

Health-based

62

Enforcement actions

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

Monitoring & reporting · EPA contaminant 0999 began Oct 2023 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jul 2021 Resolved
Other · EPA contaminant 7000 began Jul 2017 Resolved
Monitoring & reporting · Total coliform began Jan 2015 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jan 2015 Resolved
Monitoring & reporting · EPA contaminant 0999 began Oct 2014 Resolved
Other · EPA contaminant 7000 began Jul 2011 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2010 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2010 Resolved
Monitoring & reporting · Total coliform began Nov 2008 Resolved
Max contaminant level (MCL) · Total coliform health-based began Sep 2008 Resolved
Monitoring & reporting · Total coliform began Feb 2008 Resolved

Recent enforcement actions

  • State action · SIA Feb 2024
  • State action · SOX Feb 2024
  • State action · SIA Nov 2021
  • State action · SOX Nov 2021
  • State action · SOX Jul 2017
  • State action · SOX Jun 2015
  • State action · SIA May 2015
  • State action · SOX Mar 2015

This profile is built from EPA public records for system AZ0410150 — 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.