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Water system · PWSID MA2039000

BOYLSTON WATER DISTRICT

80
Good
PurityRadar safety score

PWSID

MA2039000

State

Massachusetts

City

BOYLSTON

Population served

3,343

Primary source

Groundwater

Score history

▼ 20 points — the score moved from 100 to 80 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 80

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

PFOA

Perfluorooctanoic acid

6 ppt

limit 4 ppt

Above EPA limit · 1.5×

PFBS

3.6 ppt

limit —

No federal limit

Violations & enforcement

21

Violations on record

0

Unaddressed

11

Health-based

44

Enforcement actions

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

Monitoring & reporting · Lead & Copper Rule began Dec 2020 Resolved
Monitoring & reporting · Lead & Copper Rule began Dec 2017 Resolved
Max contaminant level (MCL) · Total coliform health-based began Aug 2015 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jun 2014 Resolved
Max contaminant level (MCL) · Total coliform health-based began May 2014 Resolved
Max contaminant level (MCL) · Total coliform health-based began Dec 2013 Resolved
Monitoring & reporting · Total coliform began Nov 2013 Resolved
Max contaminant level (MCL) · Total coliform health-based began Oct 2013 Resolved
Max contaminant level (MCL) · Total coliform health-based began Sep 2013 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jul 2013 Resolved
Monitoring & reporting · Lead & Copper Rule began Jul 2013 Resolved
Max contaminant level (MCL) · Total coliform health-based began Nov 2012 Resolved

Recent enforcement actions

  • State action · SIE Jan 2025
  • State action · SFJ Feb 2023
  • State action · SOX Aug 2021
  • State action · SFL Aug 2021
  • State action · SOX Feb 2019
  • State action · SFL Jul 2018
  • State action · SFJ Jul 2017
  • State action · SOX Nov 2015

This profile is built from EPA public records for system MA2039000 — 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.