Home/ Directory/ RI/ WOONSOCKET WATER DIVISION

Water system · PWSID RI1559518

WOONSOCKET WATER DIVISION

WOONSOCKET, RI · ~45,828 people served

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

PWSID

RI1559518

State

Rhode Island

City

WOONSOCKET

Population served

45,828

Primary source

Surface water

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 Dec 2023). Levels in parts per trillion (ppt).

PFOA

Perfluorooctanoic acid

5.8 ppt

limit 4 ppt

Above EPA limit · 1.4×

PFBA

6.7 ppt

limit —

No federal limit

PFHxA

5 ppt

limit —

No federal limit

PFHpA

3.7 ppt

limit —

No federal limit

PFPeA

3.7 ppt

limit —

No federal limit

Violations & enforcement

28

Violations on record

0

Unaddressed

7

Health-based

118

Enforcement actions

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

Other · EPA contaminant 7000 began Jul 2025 Resolved
Monitoring & reporting · EPA contaminant 1009 began Dec 2021 Resolved
Monitoring & reporting · EPA contaminant 1009 began Nov 2021 Resolved
Monitoring & reporting · EPA contaminant 1009 began Oct 2021 Resolved
Monitoring & reporting · EPA contaminant 1009 began Sep 2021 Resolved
Monitoring & reporting · EPA contaminant 1009 began Aug 2021 Resolved
Monitoring & reporting · Lead & Copper Rule began Jul 2021 Resolved
Monitoring & reporting · EPA contaminant 1009 began Jul 2021 Resolved
Treatment technique · EPA contaminant 0300 health-based began Dec 2019 Resolved
Monitoring & reporting · EPA contaminant 0300 began Dec 2019 Resolved
Monitoring & reporting · EPA contaminant 0300 began Dec 2019 Resolved
Reporting · Lead & Copper Rule began Nov 2019 Resolved

Recent enforcement actions

  • State action · SFJ Jul 2025
  • State action · SIA Jul 2025
  • State action · SOX Jul 2025
  • State action · SIF Mar 2023
  • State action · SIF Mar 2023
  • State action · SIF Mar 2023
  • State action · SIF Mar 2023
  • State action · SIF Mar 2023

This profile is built from EPA public records for system RI1559518 — 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.