LOCUST VALLEY WD

LOCUST VALLEY, NY · ~7,500 people served

Check your exact address → LOCUST VALLEY overview

Good

PurityRadar safety score

PWSID

NY2902833

State

New York

City

LOCUST VALLEY

Population served

7,500

Primary source

Groundwater

Score history

▼ 19 points — the score moved from 100 to 81 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 81

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

PFNA

Perfluorononanoic acid

15 ppt

limit 10 ppt

Above EPA limit · 1.5×

PFHxS

Perfluorohexanesulfonic acid

4.5 ppt

limit 10 ppt

Below EPA limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Aug 2004. Official EPA record →

Max contaminant level (MCL) · Total coliform health-based began Jul 2004 Resolved

Max contaminant level (MCL) · Total coliform health-based began Dec 2001 Resolved

Recent enforcement actions

State action · SIF Aug 2004
State action · SOX Aug 2004
State action · SFJ Jul 2004
State action · SIE Jul 2004
State action · SOX Dec 2001
State action · SFJ Dec 2001

This profile is built from EPA public records for system NY2902833 — 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.