HARVEY SCHOOL

KATONAH, NY · ~510 people served

Check your exact address → KATONAH overview

100

Excellent

PurityRadar safety score

PWSID

NY5912829

State

New York

City

KATONAH

Population served

510

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

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

Violations on record

Unaddressed

Health-based

106

Enforcement actions

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

Monitoring · Lead & Copper Rule began Oct 2023 Resolved

Monitoring & reporting · Nitrite began Jan 2023 Resolved

Monitoring & reporting · Nitrate began Jan 2023 Resolved

Monitoring & reporting · Thallium began Jan 2023 Resolved

Other · EPA contaminant 7000 began Jan 2023 Resolved

Monitoring & reporting · Combined radium-226/228 began Jan 2020 Resolved

Monitoring & reporting · EPA contaminant 4020 began Jan 2020 Resolved

Monitoring & reporting · EPA contaminant 4030 began Jan 2020 Resolved

Monitoring & reporting · Uranium began Jan 2020 Resolved

Monitoring & reporting · Nitrate began Jan 2018 Resolved

Monitoring & reporting · Nitrate began Oct 2017 Resolved

Monitoring & reporting · Total coliform began Jul 2014 Resolved

Recent enforcement actions

State action · SIF Aug 2025
State action · SIF Jun 2025
State action · SIF Jun 2025
State action · SIF Jun 2025
State action · SIF Jun 2025
State action · SOX Jun 2025
State action · SIF Jun 2025
State action · SFJ Apr 2025

This profile is built from EPA public records for system NY5912829 — 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.