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Water system · PWSID CA1910104

CALIFORNIA WATER SERVICE CO. - PALOS VER

SAN JOSE, CA · ~71,452 people served

Check your exact address → SAN JOSE overview
100
Excellent
PurityRadar safety score

PWSID

CA1910104

State

California

City

SAN JOSE

Population served

71,452

Primary source

SWP

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

Lithium

46,900 ppt

limit —

No federal limit

Violations & enforcement

1

Violations on record

0

Unaddressed

1

Health-based

6

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Mar 2000. Official EPA record →

Max contaminant level (MCL) · Total coliform health-based began Jul 1995 Resolved

Recent enforcement actions

  • EPA/federal action · EOX Mar 2000
  • State action · SFJ Aug 1995
  • State action · SOX Aug 1995
  • EPA/federal action · EOX Dec 1993
  • EPA/federal action · EFL Dec 1992
  • EPA/federal action · EOX Dec 1992

This profile is built from EPA public records for system CA1910104 — 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.