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Water system · PWSID MA2270000

SHIRLEY WATER DISTRICT

SHIRLEY, MA · ~4,121 people served

Check your exact address → SHIRLEY overview
74
Good
PurityRadar safety score

PWSID

MA2270000

State

Massachusetts

City

SHIRLEY

Population served

4,121

Primary source

Groundwater

Score history

▼ 26 points — the score moved from 100 to 74 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 74

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 Oct 2025). Levels in parts per trillion (ppt).

PFOA

Perfluorooctanoic acid

6.9 ppt

limit 4 ppt

Above EPA limit · 1.7×

PFHxA

7.1 ppt

limit —

No federal limit

PFPeA

5.2 ppt

limit —

No federal limit

PFHpA

3.7 ppt

limit —

No federal limit

PFBS

3 ppt

limit —

No federal limit

Violations & enforcement

34

Violations on record

1

Unaddressed

8

Health-based

36

Enforcement actions

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

Other · EPA contaminant 0700 began Dec 2016 Unaddressed
Monitoring & reporting · Lead & Copper Rule began Oct 2024 Resolved
Other · EPA contaminant 7500 began Dec 2016 Resolved
Monitoring & reporting · EPA contaminant 3014 began Dec 2016 Resolved
Other · EPA contaminant 7000 began Jul 2015 Resolved
Max contaminant level (MCL) · Total coliform health-based began Aug 2010 Resolved
Max contaminant level (MCL) · Total coliform health-based began Nov 2009 Resolved
Monitoring & reporting · EPA contaminant 2992 began Apr 2008 Resolved
Monitoring & reporting · EPA contaminant 2983 began Apr 2008 Resolved
Monitoring & reporting · EPA contaminant 2990 began Apr 2008 Resolved
Monitoring & reporting · EPA contaminant 2955 began Apr 2008 Resolved
Monitoring & reporting · EPA contaminant 2969 began Apr 2008 Resolved

Recent enforcement actions

  • State action · SOX Sep 2025
  • State action · SFL Mar 2025
  • State action · SFL May 2024
  • State action · SOX May 2024
  • State action · SFJ Dec 2023
  • State action · SIE Oct 2022
  • State action · SIE Sep 2021
  • State action · SFJ Oct 2020

This profile is built from EPA public records for system MA2270000 — 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.