PLAINFIELD WATERWORKS

PLAINFIELD, WI · ~924 people served

Check your exact address → PLAINFIELD overview

100

Excellent

PurityRadar safety score

PWSID

WI4700268

State

Wisconsin

City

PLAINFIELD

Population served

924

Primary source

Groundwater

Score history

No change since tracking began Jun 18, 2026.

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

2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.

PFAS & contaminant readings

No PFAS detections are on record for this system from EPA’s UCMR5 monitoring (2023–25). Absence of a detection isn’t a guarantee — not every system was sampled, and this dataset doesn’t cover other contaminants.

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jun 2019. Official EPA record →

Monitoring · Lead & Copper Rule began Jan 2019 Resolved

Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2014 Resolved

Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2014 Resolved

Monitoring & reporting · Total coliform began Nov 2012 Resolved

Monitoring & reporting · EPA contaminant 0999 began Oct 2012 Resolved

Monitoring & reporting · Nitrate began Jan 2000 Resolved

Monitoring & reporting · Total coliform began Feb 1999 Resolved

Monitoring & reporting · Total coliform began Feb 1996 Resolved

Monitoring & reporting · Lead & Copper Rule began Jul 1993 Resolved

Monitoring & reporting · Total coliform began Apr 1993 Resolved

Recent enforcement actions

State action · SIF Jun 2019
State action · SIA Feb 2019
State action · SIE Feb 2019
State action · SOX Feb 2019
State action · SOX Jul 2015
State action · SOX Jul 2015
State action · SIF Jun 2015
State action · SIF Jun 2015

This profile is built from EPA public records for system WI4700268 — 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.