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Water system · PWSID WI4450338

LITTLE CHUTE WATERWORKS

LITTLE CHUTE, WI · ~12,168 people served

Check your exact address → LITTLE CHUTE overview
100
Excellent
PurityRadar safety score

PWSID

WI4450338

State

Wisconsin

City

LITTLE CHUTE

Population served

12,168

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

Latest detections from EPA’s UCMR5 monitoring (through Jan 2025). Levels in parts per trillion (ppt).

Lithium

11,000 ppt

limit —

No federal limit

Violations & enforcement

23

Violations on record

0

Unaddressed

1

Health-based

19

Enforcement actions

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

Treatment technique · EPA contaminant 5200 health-based began Oct 2024 Resolved
Other · EPA contaminant 7500 began Oct 2024 Resolved
Monitoring & reporting · EPA contaminant 2955 began Oct 2003 Resolved
Monitoring & reporting · EPA contaminant 2964 began Oct 2003 Resolved
Monitoring & reporting · EPA contaminant 2968 began Oct 2003 Resolved
Monitoring & reporting · EPA contaminant 2969 began Oct 2003 Resolved
Monitoring & reporting · EPA contaminant 2976 began Oct 2003 Resolved
Monitoring & reporting · EPA contaminant 2977 began Oct 2003 Resolved
Monitoring & reporting · EPA contaminant 2979 began Oct 2003 Resolved
Monitoring & reporting · EPA contaminant 2980 began Oct 2003 Resolved
Monitoring & reporting · EPA contaminant 2981 began Oct 2003 Resolved
Monitoring & reporting · EPA contaminant 2378 began Oct 2003 Resolved

Recent enforcement actions

  • State action · SOX Jun 2025
  • State action · SIF May 2025
  • State action · SOX May 2025
  • State action · SOX Jan 2023
  • State action · SOX Jan 2023
  • State action · SOX Jan 2023
  • State action · SIF Jul 2021
  • State action · SIF Jul 2021

This profile is built from EPA public records for system WI4450338 — 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.