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Water system · PWSID WI8580532

HAYWARD WATER UTILITY

Hayward, WI · ~2,552 people served

Check your exact address → Hayward overview
100
Excellent
PurityRadar safety score

PWSID

WI8580532

State

Wisconsin

City

Hayward

Population served

2,552

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

15

Violations on record

0

Unaddressed

2

Health-based

30

Enforcement actions

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

Other · EPA contaminant 7000 began Jul 2019 Resolved
Monitoring & reporting · Total coliform began Jul 2011 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jul 2011 Resolved
Max contaminant level (MCL) · Total coliform health-based began Feb 2010 Resolved
Monitoring & reporting · Gross alpha began Jan 2007 Resolved
Monitoring & reporting · Combined radium-226/228 began Jan 2007 Resolved
Monitoring & reporting · EPA contaminant 4020 began Jan 2007 Resolved
Monitoring & reporting · Gross alpha began Jan 2007 Resolved
Monitoring & reporting · EPA contaminant 4030 began Jan 2007 Resolved
Monitoring & reporting · Combined radium-226/228 began Jan 2007 Resolved
Monitoring & reporting · EPA contaminant 4020 began Jan 2007 Resolved
Monitoring & reporting · EPA contaminant 4030 began Jan 2007 Resolved

Recent enforcement actions

  • State action · SOX Jul 2019
  • State action · SIA Jul 2019
  • State action · SIF Apr 2012
  • State action · SFG Apr 2012
  • State action · SOX Aug 2011
  • State action · SIA Aug 2011
  • State action · SIE Aug 2011
  • State action · SOX Feb 2010

This profile is built from EPA public records for system WI8580532 — 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.