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Water system · PWSID MA4118000

HALIFAX WATER DEPARTMENT

HALIFAX, MA · ~7,553 people served

Check your exact address → HALIFAX overview
81
Good
PurityRadar safety score

PWSID

MA4118000

State

Massachusetts

City

HALIFAX

Population served

7,553

Primary source

SWP

Score history

▼ 19 points — the score moved from 100 to 81 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 81

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 Jan 2024). Levels in parts per trillion (ppt).

PFOA

Perfluorooctanoic acid

5.7 ppt

limit 4 ppt

Above EPA limit · 1.4×

PFHxS

Perfluorohexanesulfonic acid

3.7 ppt

limit 10 ppt

Below EPA limit

PFHxA

4.4 ppt

limit —

No federal limit

PFPeA

4 ppt

limit —

No federal limit

Violations & enforcement

4

Violations on record

0

Unaddressed

1

Health-based

6

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Oct 2022. Official EPA record →

Monitoring · Lead & Copper Rule began Sep 2022 Resolved
Other · EPA contaminant 7000 began Jul 2021 Resolved
Other · EPA contaminant 7500 began Oct 2013 Resolved
Max contaminant level (MCL) · Total coliform health-based began Sep 2013 Resolved

Recent enforcement actions

  • State action · SOX Oct 2022
  • State action · SOX Aug 2021
  • State action · SFL Aug 2021
  • State action · SOX Nov 2013
  • State action · SFJ Nov 2013
  • State action · SOX Oct 2000

This profile is built from EPA public records for system MA4118000 — 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.