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Water system · PWSID WI2300151

TWIN LAKES PARK WATER COOP

TWIN LAKES, WI · ~150 people served

Check your exact address → TWIN LAKES overview
100
Excellent
PurityRadar safety score

PWSID

WI2300151

State

Wisconsin

City

TWIN LAKES

Population served

150

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

21

Violations on record

0

Unaddressed

3

Health-based

72

Enforcement actions

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

Reporting · EPA contaminant 5200 began Jul 2025 Resolved
Other · EPA contaminant 7000 began Jul 2019 Resolved
Other · EPA contaminant 7000 began Jul 2019 Resolved
Monitoring · Lead & Copper Rule began May 2019 Resolved
Other · EPA contaminant 7000 began Jul 2016 Resolved
Monitoring & reporting · Total coliform began Aug 2013 Resolved
Monitoring & reporting · Lead & Copper Rule began Jan 2013 Resolved
Monitoring & reporting · Total coliform began Jun 2011 Resolved
Max contaminant level (MCL) · Total coliform health-based began Feb 2008 Resolved
Monitoring & reporting · Total coliform began Dec 2007 Resolved
Other · EPA contaminant 7000 began Oct 2007 Resolved
Max contaminant level (MCL) · Total coliform health-based began Feb 2006 Resolved

Recent enforcement actions

  • State action · SOX Jul 2025
  • State action · SOX Sep 2019
  • State action · SOX Sep 2019
  • State action · SIA Aug 2019
  • State action · SIA Aug 2019
  • State action · SIF Jun 2019
  • State action · SIE Jun 2019
  • State action · SIA Jun 2019

This profile is built from EPA public records for system WI2300151 — 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.