Home/ Directory/ AZ/ LIBERTY WATER LPSCO

Water system · PWSID AZ0407046

LIBERTY WATER LPSCO

LITCHFIELD PARK, AZ · ~55,810 people served

Check your exact address → LITCHFIELD PARK overview
40
Action needed
PurityRadar safety score

PWSID

AZ0407046

State

Arizona

City

LITCHFIELD PARK

Population served

55,810

Primary source

Groundwater

Score history

▼ 60 points — the score moved from 100 to 40 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 40

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

PFOS

Perfluorooctanesulfonic acid

7.5 ppt

limit 4 ppt

Above EPA limit · 1.9×

PFOA

Perfluorooctanoic acid

6.7 ppt

limit 4 ppt

Above EPA limit · 1.7×

PFHxS

Perfluorohexanesulfonic acid

8.3 ppt

limit 10 ppt

Near EPA limit

Lithium

166,000 ppt

limit —

No federal limit

PFBA

10 ppt

limit —

No federal limit

PFPeA

9.6 ppt

limit —

No federal limit

PFBS

4.8 ppt

limit —

No federal limit

PFHpA

3.4 ppt

limit —

No federal limit

PFHxA

3 ppt

limit —

No federal limit

Violations & enforcement

222

Violations on record

0

Unaddressed

3

Health-based

133

Enforcement actions

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

Treatment technique · EPA contaminant 0700 health-based began Dec 2023 Resolved
Monitoring & reporting · Arsenic began Apr 2023 Resolved
Monitoring & reporting · Nitrate began Jan 2021 Resolved
Monitoring & reporting · EPA contaminant 2959 began Jan 2016 Resolved
Monitoring & reporting · EPA contaminant 2020 began Jan 2016 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jan 2016 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jul 2012 Resolved
Other · EPA contaminant 7000 began Oct 2011 Resolved
Monitoring & reporting · EPA contaminant 0999 began Apr 2011 Resolved
Other · EPA contaminant 7000 began Jul 2009 Resolved
Monitoring & reporting · Arsenic began Apr 2009 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2009 Resolved

Recent enforcement actions

  • State action · SOX Oct 2024
  • State action · SIA Feb 2024
  • State action · SIF Oct 2023
  • State action · SOX Oct 2023
  • State action · SIE Oct 2023
  • State action · SIA Oct 2023
  • State action · SIF Jun 2022
  • State action · SOX Apr 2022

This profile is built from EPA public records for system AZ0407046 — 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.