HILBERT WATERWORKS

HILBERT, WI · ~1,176 people served

Check your exact address → HILBERT overview

100

Excellent

PurityRadar safety score

PWSID

WI4080269

State

Wisconsin

City

HILBERT

Population served

1,176

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 Aug 2025). Levels in parts per trillion (ppt).

Lithium

9,700 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Nov 2001. Official EPA record →

Monitoring & reporting · Total coliform began Jul 2001 Resolved

Treatment technique · Lead & Copper Rule health-based began Jan 1994 Resolved

Max contaminant level (MCL) · Total coliform health-based began Apr 1993 Resolved

Max contaminant level (MCL) · Total coliform health-based began Oct 1992 Resolved

Recent enforcement actions

State action · SIF Nov 2001
State action · SIE Oct 2001
State action · SIA Oct 2001
State action · SOX Aug 2001
State action · SOX May 1996
State action · SOX May 1993
State action · SIE Apr 1993
State action · SIA Apr 1993

This profile is built from EPA public records for system WI4080269 — 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.