LAKEWOOD - CITY, WATER DEPT.

LAKEWOOD, CA · ~66,135 people served

Check your exact address → LAKEWOOD overview

Fair

PurityRadar safety score

PWSID

CA1910239

State

California

City

LAKEWOOD

Population served

66,135

Primary source

Groundwater

Score history

▼ 32 points — the score moved from 100 to 68 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 68

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

PFOS

Perfluorooctanesulfonic acid

7.8 ppt

limit 4 ppt

Above EPA limit · 1.9×

PFHxS

Perfluorohexanesulfonic acid

3.1 ppt

limit 10 ppt

Below EPA limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Mar 2002. Official EPA record →

Max contaminant level (MCL) · Total coliform health-based began Feb 2002 Resolved

Monitoring & reporting · Nitrate began Jan 2000 Resolved

Recent enforcement actions

State action · SFL Mar 2002
State action · SOX Mar 2002
State action · SFL May 2001
State action · SOX May 2001
EPA/federal action · EOX Dec 1993
EPA/federal action · EOX Dec 1992

This profile is built from EPA public records for system CA1910239 — 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.