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Water system · PWSID CA1910218

LA HABRA HEIGHTS CWD

LA HABRA HEIGHTS, CA · ~5,325 people served

Check your exact address → LA HABRA HEIGHTS overview
34
Action needed
PurityRadar safety score

PWSID

CA1910218

State

California

City

LA HABRA HEIGHTS

Population served

5,325

Primary source

SWP

Score history

▼ 66 points — the score moved from 100 to 34 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 34

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

23 ppt

limit 4 ppt

Above EPA limit · 5.6×

PFOA

Perfluorooctanoic acid

10 ppt

limit 4 ppt

Above EPA limit · 2.5×

PFHxS

Perfluorohexanesulfonic acid

4.3 ppt

limit 10 ppt

Below EPA limit

Lithium

44,500 ppt

limit —

No federal limit

PFPeA

9.4 ppt

limit —

No federal limit

PFBA

8 ppt

limit —

No federal limit

PFHxA

7.7 ppt

limit —

No federal limit

PFBS

7.6 ppt

limit —

No federal limit

Violations & enforcement

No violations are on record for this system in EPA’s SDWIS/ECHO data.

This profile is built from EPA public records for system CA1910218 — 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.