HAMPTON BAYS WATER DISTRICT

HAMPTON BAYS, NY · ~12,500 people served

Check your exact address → HAMPTON BAYS overview

100

Excellent

PurityRadar safety score

PWSID

NY5103704

State

New York

City

HAMPTON BAYS

Population served

12,500

Primary source

Groundwater

Score history

No change since tracking began Jun 18, 2026.

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

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 2023). Levels in parts per trillion (ppt).

PFPeA

5.4 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement May 2021. Official EPA record →

Monitoring · Lead & Copper Rule began Jan 2021 Resolved

Monitoring & reporting · EPA contaminant 2040 began Jan 2017 Resolved

Monitoring & reporting · EPA contaminant 2020 began Jan 2017 Resolved

Monitoring & reporting · EPA contaminant 2005 began Jan 2017 Resolved

Monitoring & reporting · EPA contaminant 2010 began Jan 2017 Resolved

Monitoring & reporting · EPA contaminant 2015 began Jan 2017 Resolved

Monitoring & reporting · EPA contaminant 2039 began Jan 2017 Resolved

Monitoring & reporting · EPA contaminant 2031 began Jan 2017 Resolved

Monitoring & reporting · EPA contaminant 2035 began Jan 2017 Resolved

Monitoring & reporting · EPA contaminant 2036 began Jan 2017 Resolved

Monitoring & reporting · EPA contaminant 2037 began Jan 2017 Resolved

Monitoring & reporting · EPA contaminant 2041 began Jan 2017 Resolved

Recent enforcement actions

State action · SOX May 2021
State action · SIE Apr 2021
State action · SFJ Apr 2021
State action · SOX May 2017
State action · SFJ Apr 2017
State action · SIE Apr 2017
State action · SOX Apr 2015
State action · SOX Apr 2015

This profile is built from EPA public records for system NY5103704 — 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.