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Water system · PWSID WI4050455

ALLOUEZ WATERWORKS

GREEN BAY, WI · ~13,923 people served

Check your exact address → GREEN BAY overview
100
Excellent
PurityRadar safety score

PWSID

WI4050455

State

Wisconsin

City

GREEN BAY

Population served

13,923

Primary source

SWP

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

17

Violations on record

0

Unaddressed

13

Health-based

149

Enforcement actions

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

Other · EPA contaminant 7500 began Oct 2024 Resolved
Treatment technique · EPA contaminant 5200 health-based began Oct 2024 Resolved
Monitoring & reporting · Total coliform began Mar 2015 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jan 2015 Resolved
Other · EPA contaminant 7000 began Jul 2012 Resolved
Max contaminant level (MCL) · Gross alpha health-based began Jan 2001 Resolved
Max contaminant level (MCL) · Uranium health-based began Jan 2001 Resolved
Max contaminant level (MCL) · Gross alpha health-based began Jan 2000 Resolved
Max contaminant level (MCL) · Uranium health-based began Jan 2000 Resolved
Max contaminant level (MCL) · Uranium health-based began Jan 1999 Resolved
Max contaminant level (MCL) · Gross alpha health-based began Jan 1999 Resolved
Max contaminant level (MCL) · Uranium health-based began Jan 1998 Resolved

Recent enforcement actions

  • State action · SIF Jun 2025
  • State action · SOX Jun 2025
  • State action · SOX Dec 2024
  • State action · SIF Jun 2015
  • State action · SIE Apr 2015
  • State action · SIA Apr 2015
  • State action · SOX Apr 2015
  • State action · SOX Jul 2012

This profile is built from EPA public records for system WI4050455 — 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.