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Water system · PWSID NY2902836

MANHASSET LAKEVILLE WD

GREAT NECK, NY · ~43,000 people served

Check your exact address → GREAT NECK overview
58
Fair
PurityRadar safety score

PWSID

NY2902836

State

New York

City

GREAT NECK

Population served

43,000

Primary source

Groundwater

Score history

▼ 42 points — the score moved from 100 to 58 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 58

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

PFNA

Perfluorononanoic acid

19 ppt

limit 10 ppt

Above EPA limit · 1.9×

PFOA

Perfluorooctanoic acid

4.5 ppt

limit 4 ppt

Above EPA limit · 1.1×

PFBA

5.2 ppt

limit —

No federal limit

PFHxA

3.9 ppt

limit —

No federal limit

PFPeA

3.5 ppt

limit —

No federal limit

Violations & enforcement

364

Violations on record

0

Unaddressed

0

Health-based

4

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement May 2005. Official EPA record →

Monitoring & reporting · EPA contaminant 2035 began Jul 2002 Resolved
Monitoring & reporting · EPA contaminant 2036 began Jul 2002 Resolved
Monitoring & reporting · EPA contaminant 2037 began Jul 2002 Resolved
Monitoring & reporting · EPA contaminant 2039 began Jul 2002 Resolved
Monitoring & reporting · EPA contaminant 2040 began Jul 2002 Resolved
Monitoring & reporting · EPA contaminant 2041 began Jul 2002 Resolved
Monitoring & reporting · EPA contaminant 2042 began Jul 2002 Resolved
Monitoring & reporting · EPA contaminant 2043 began Jul 2002 Resolved
Monitoring & reporting · EPA contaminant 2044 began Jul 2002 Resolved
Monitoring & reporting · EPA contaminant 2046 began Jul 2002 Resolved
Monitoring & reporting · EPA contaminant 2047 began Jul 2002 Resolved
Monitoring & reporting · EPA contaminant 2031 began Jul 2002 Resolved

Recent enforcement actions

  • State action · SIF May 2005
  • State action · SOX May 2005
  • State action · SFJ Sep 2004
  • State action · SIE Sep 2004

This profile is built from EPA public records for system NY2902836 — 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.