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Water system · PWSID WI2520196

HICKORY HAVEN MHC

NORTHBROOK, WI · ~303 people served

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

PWSID

WI2520196

State

Wisconsin

City

NORTHBROOK

Population served

303

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

36

Violations on record

0

Unaddressed

0

Health-based

45

Enforcement actions

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

Monitoring & reporting · Lead & Copper Rule began Jan 2025 Resolved
Other · EPA contaminant 7000 began Jul 2015 Resolved
Monitoring & reporting · EPA contaminant 2964 began Jan 2011 Resolved
Monitoring & reporting · EPA contaminant 2985 began Jan 2011 Resolved
Monitoring & reporting · EPA contaminant 2969 began Jan 2011 Resolved
Monitoring & reporting · EPA contaminant 2992 began Jan 2011 Resolved
Monitoring & reporting · EPA contaminant 2378 began Jan 2011 Resolved
Monitoring & reporting · EPA contaminant 2968 began Jan 2011 Resolved
Monitoring & reporting · EPA contaminant 2380 began Jan 2011 Resolved
Monitoring & reporting · EPA contaminant 2955 began Jan 2011 Resolved
Monitoring & reporting · EPA contaminant 2990 began Jan 2011 Resolved
Monitoring & reporting · EPA contaminant 2991 began Jan 2011 Resolved

Recent enforcement actions

  • State action · SOX Jul 2025
  • State action · SIA Jul 2025
  • State action · SIA Jul 2015
  • State action · SOX Jul 2015
  • State action · SIF May 2012
  • State action · SFG May 2012
  • State action · SOX Mar 2012
  • State action · SIA Mar 2012

This profile is built from EPA public records for system WI2520196 — 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.