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Water system · PWSID MA2017000

AUBURN WATER DISTRICT

AUBURN, MA · ~12,255 people served

Check your exact address → AUBURN overview
78
Good
PurityRadar safety score

PWSID

MA2017000

State

Massachusetts

City

AUBURN

Population served

12,255

Primary source

SWP

Score history

▼ 22 points — the score moved from 100 to 78 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 78

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

PFOA

Perfluorooctanoic acid

5.3 ppt

limit 4 ppt

Above EPA limit · 1.3×

PFOS

Perfluorooctanesulfonic acid

4.7 ppt

limit 4 ppt

Above EPA limit · 1.2×

PFPeA

3.8 ppt

limit —

No federal limit

PFHxA

3.1 ppt

limit —

No federal limit

Violations & enforcement

190

Violations on record

0

Unaddressed

11

Health-based

68

Enforcement actions

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

Monitoring & reporting · Arsenic began Oct 2021 Resolved
Monitoring & reporting · Lead & Copper Rule began Oct 2021 Resolved
Max contaminant level (MCL) · Arsenic health-based began Apr 2021 Resolved
Monitoring & reporting · Lead & Copper Rule began Oct 2020 Resolved
Monitoring & reporting · EPA contaminant 2378 began Jul 2020 Resolved
Monitoring & reporting · EPA contaminant 2946 began Jul 2020 Resolved
Monitoring & reporting · EPA contaminant 2931 began Jul 2020 Resolved
Monitoring & reporting · EPA contaminant 2991 began Jul 2020 Resolved
Monitoring & reporting · EPA contaminant 2955 began Jul 2020 Resolved
Monitoring & reporting · EPA contaminant 2969 began Jul 2020 Resolved
Monitoring & reporting · EPA contaminant 2985 began Jul 2020 Resolved
Monitoring & reporting · EPA contaminant 2996 began Jul 2020 Resolved

Recent enforcement actions

  • State action · SFJ Sep 2025
  • State action · SFJ Nov 2022
  • State action · SFL Jul 2022
  • State action · SOX Jul 2022
  • State action · SOX May 2022
  • State action · SOX May 2022
  • State action · SFL Mar 2022
  • State action · SOX Aug 2021

This profile is built from EPA public records for system MA2017000 — 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.