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Water system · PWSID WI6560137

SOMERSET WATERWORKS

SOMERSET, WI · ~3,334 people served

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

PWSID

WI6560137

State

Wisconsin

City

SOMERSET

Population served

3,334

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

14

Violations on record

2

Unaddressed

5

Health-based

34

Enforcement actions

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

Other · EPA contaminant 7500 began Oct 2024 Unaddressed
Other · EPA contaminant 7500 began Oct 2024 Unaddressed
Reporting · EPA contaminant 5200 began Jul 2025 Resolved
Treatment technique · EPA contaminant 5200 health-based began Oct 2024 Resolved
Reporting · EPA contaminant 5200 began Oct 2024 Resolved
Monitoring & reporting · Lead & Copper Rule began Jan 2024 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2018 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2018 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2015 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2015 Resolved
Max contaminant level (MCL) · Total coliform health-based began Dec 2011 Resolved
Max contaminant level (MCL) · Total coliform health-based began Nov 2011 Resolved

Recent enforcement actions

  • State action · SOX Oct 2025
  • State action · SOX May 2025
  • State action · SOX Oct 2024
  • State action · SOX Jan 2024
  • State action · SIA Jan 2024
  • State action · SOX Aug 2019
  • State action · SIF May 2019
  • State action · SIA Sep 2018

This profile is built from EPA public records for system WI6560137 — 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.