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Water system · PWSID CA1500485

ANTELOPE VALLEY MOBILE ESTATES

100
Excellent
PurityRadar safety score

PWSID

CA1500485

State

California

City

SOUTH PASADENA

Population served

60

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

No PFAS detections are on record for this system from EPA’s UCMR5 monitoring (2023–25). Absence of a detection isn’t a guarantee — not every system was sampled, and this dataset doesn’t cover other contaminants.

Violations & enforcement

6

Violations on record

0

Unaddressed

2

Health-based

5

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Sep 2017. Official EPA record →

Max contaminant level (MCL) · Arsenic health-based began Jan 2013 Resolved
Max contaminant level (MCL) · Arsenic health-based began Oct 2008 Resolved
Monitoring & reporting · Arsenic began Oct 2008 Resolved
Monitoring & reporting · Arsenic began Apr 2008 Resolved
Monitoring & reporting · Lead & Copper Rule began Jan 1996 Resolved
Monitoring & reporting · Lead & Copper Rule began Jul 1993 Resolved

Recent enforcement actions

  • State action · SOX Sep 2017
  • State action · SFL Jan 2009
  • State action · SOX Dec 2004
  • State action · SFL Jul 2004
  • EPA/federal action · EOX Dec 2003

This profile is built from EPA public records for system CA1500485 — 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.