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Water system · PWSID NH2191020

W STEWARTSTOWN WATER PCT

WEST STEWARTSTOWN, NH · ~428 people served

Check your exact address → WEST STEWARTSTOWN overview
100
Excellent
PurityRadar safety score

PWSID

NH2191020

State

New Hampshire

City

WEST STEWARTSTOWN

Population served

428

Primary source

GWP

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

14

Violations on record

1

Unaddressed

7

Health-based

61

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Nov 2015. Official EPA record →

Monitoring & reporting · EPA contaminant 0999 began Oct 2025 Unaddressed
Monitoring & reporting · Total trihalomethanes (TTHM) began Jul 2015 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jul 2015 Resolved
Monitoring & reporting · Total coliform began Aug 2014 Resolved
Monitoring & reporting · Total coliform began Jul 2014 Resolved
Other · EPA contaminant 7000 began Jul 2007 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jan 2006 Resolved
Treatment technique · Lead & Copper Rule health-based began Jan 1994 Resolved
Max contaminant level (MCL) · Total coliform health-based began Nov 1992 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jun 1991 Resolved
Monitoring & reporting · Total coliform began Jun 1991 Resolved
Max contaminant level (MCL) · Total coliform health-based began May 1991 Resolved

Recent enforcement actions

  • State action · SOX Nov 2015
  • State action · SOX Nov 2015
  • State action · SIF Nov 2015
  • State action · SIF Nov 2015
  • State action · SIA Nov 2015
  • State action · SIE Nov 2015
  • State action · SIA Nov 2015
  • State action · SIE Nov 2015

This profile is built from EPA public records for system NH2191020 — 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.