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Water system · PWSID NY4500186

WILTON WATER & SEWER AUTHORITY

100
Excellent
PurityRadar safety score

PWSID

NY4500186

State

New York

City

GANSEVOORT

Population served

9,490

Primary source

SWP

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

218

Violations on record

1

Unaddressed

2

Health-based

139

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Mar 2023. Official EPA record →

Other · EPA contaminant 7000 began Sep 2020 Unaddressed
Monitoring & reporting · Nitrate began Jan 2022 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jul 2018 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jul 2018 Resolved
Other · EPA contaminant 7000 began Sep 2017 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Oct 2016 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Oct 2016 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Oct 2016 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Oct 2016 Resolved
Treatment technique · EPA contaminant 0400 health-based began Jul 2015 Resolved
Monitoring & reporting · Nitrate began Jan 2015 Resolved
Monitoring & reporting · Nitrate began Jan 2015 Resolved

Recent enforcement actions

  • State action · SIE Mar 2023
  • State action · SOX Mar 2023
  • State action · SFJ Mar 2023
  • State action · SFJ Mar 2019
  • State action · SIE Mar 2019
  • State action · SOX Mar 2019
  • State action · SFJ Oct 2017
  • State action · SFJ Apr 2017

Area water-quality monitoring

Environmental monitoring (rivers, wells, intakes) recorded in this system’s service area in the EPA/USGS Water Quality Portal since 2018 — source/ambient water, not finished tap water. Context for the watershed, not a reading from your tap.

ContaminantMedian · max · samples

Nitrate

1 station · latest Aug 2023

0.922 · max 0.998 mg/l as N · 6

Manganese

1 station · latest Aug 2023

24.2 · max 24.5 ug/l · 5

Arsenic

1 station · latest Aug 2023

1.3 · max 1.3 ug/l · 3

Copper

1 station · latest Aug 2023

1.6 · max 1.9 ug/l · 3

Fluoride

1 station · latest Aug 2023

0.07 · max 0.07 mg/l · 3

Lead

1 station · latest Aug 2023

0.25 · max 0.34 ug/l · 3

Uranium

1 station · latest Aug 2023

0.162 · max 0.167 ug/l · 3

Source: Water Quality Portal (EPA/USGS/state agencies). Values are as-reported and aren’t health thresholds.

This profile is built from EPA public records for system NY4500186 — 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.