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Water system · PWSID NY5801258

WILLIAMSON TOWN WD

WILLIAMSON, NY · ~6,600 people served

Check your exact address → WILLIAMSON overview
100
Excellent
PurityRadar safety score

PWSID

NY5801258

State

New York

City

WILLIAMSON

Population served

6,600

Primary source

Surface water

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

No PFAS detections are on record for this system from EPA’s UCMR5 monitoring (2023–25). Absence of a detection isn’t a guarantee — not every system was sampled, and this dataset doesn’t cover other contaminants.

Violations & enforcement

11

Violations on record

1

Unaddressed

3

Health-based

30

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Aug 2025. Official EPA record →

Reporting · EPA contaminant 5200 began Dec 2024 Unaddressed
Monitoring & reporting · Combined radium-226/228 began Jan 2022 Resolved
Monitoring & reporting · EPA contaminant 4030 began Jan 2022 Resolved
Monitoring & reporting · EPA contaminant 4020 began Jan 2022 Resolved
Monitoring & reporting · Uranium began Jan 2022 Resolved
Monitoring & reporting · EPA contaminant 0200 began Jun 2012 Resolved
Treatment technique · Bromate health-based began Apr 2008 Resolved
Max contaminant level (MCL) · Total coliform health-based began Aug 2006 Resolved
Max contaminant level (MCL) · Total coliform health-based began Oct 2005 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2004 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2004 Resolved

Recent enforcement actions

  • State action · SFJ Aug 2025
  • State action · SIE Aug 2025
  • State action · SOX Mar 2025
  • State action · SFJ Jan 2025
  • State action · SIE Jan 2025
  • State action · SIF May 2024
  • State action · SOX May 2024
  • State action · SIE May 2024

This profile is built from EPA public records for system NY5801258 — 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.