WESTBURY WD

WESTBURY, NY · ~20,500 people served

Check your exact address → WESTBURY overview

Excellent

PurityRadar safety score

PWSID

NY2902856

State

New York

City

WESTBURY

Population served

20,500

Primary source

Groundwater

Score history

▼ 12 points — the score moved from 100 to 88 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 88

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

PFOA

Perfluorooctanoic acid

4.7 ppt

limit 4 ppt

Above EPA limit · 1.2×

PFPeA

3.5 ppt

limit —

No federal limit

PFHxA

3.3 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Nov 2024. Official EPA record →

Monitoring & reporting · Nitrate began Jan 2014 Resolved

Max contaminant level (MCL) · Total coliform health-based began Jul 2013 Resolved

Max contaminant level (MCL) · Total coliform health-based began Nov 2011 Resolved

Monitoring & reporting · Nitrate began Jan 2010 Resolved

Monitoring & reporting · Nitrate began Jul 2008 Resolved

Monitoring & reporting · Nitrate began Jul 2004 Resolved

Monitoring & reporting · Nitrate began Jan 2004 Resolved

Recent enforcement actions

State action · SIF Nov 2024
State action · SOX Nov 2024
State action · SFJ May 2024
State action · SIE May 2024
State action · SOX May 2015
State action · SIF May 2015
State action · SFJ Jun 2014
State action · SIE Jun 2014

This profile is built from EPA public records for system NY2902856 — 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.