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Water system · PWSID AZ0407078

CITY OF BUCKEYE - VALENCIA TOWN DIVISION

BUCKEYE, AZ · ~30,377 people served

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

PWSID

AZ0407078

State

Arizona

City

BUCKEYE

Population served

30,377

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

Lithium

468,000 ppt

limit —

No federal limit

Violations & enforcement

193

Violations on record

2

Unaddressed

11

Health-based

91

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Nov 2025. Official EPA record →

Reporting · EPA contaminant 5200 began Jul 2025 Unaddressed
Monitoring & reporting · Lead & Copper Rule began Jan 2025 Unaddressed
Other · EPA contaminant 7000 began Oct 2025 Resolved
Other · EPA contaminant 7000 began Jul 2024 Resolved
Monitoring & reporting · EPA contaminant 0999 began Apr 2022 Resolved
Reporting · Lead & Copper Rule began Aug 2020 Resolved
Monitoring & reporting · EPA contaminant 0999 began Oct 2019 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jul 2019 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jul 2019 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jul 2018 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jul 2018 Resolved
Reporting · Lead & Copper Rule began May 2018 Resolved

Recent enforcement actions

  • State action · SIA Nov 2025
  • State action · SOX Nov 2025
  • State action · SIA Apr 2025
  • State action · SOX Oct 2024
  • State action · SIA Oct 2024
  • State action · SIA Aug 2022
  • State action · SOX Jul 2022
  • State action · SIA Oct 2020

This profile is built from EPA public records for system AZ0407078 — 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.