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Water system · PWSID WI1130234

MAPLE BLUFF WATERWORKS

MADISON, WI · ~1,342 people served

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

PWSID

WI1130234

State

Wisconsin

City

MADISON

Population served

1,342

Primary source

GWP

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

11

Violations on record

4

Unaddressed

0

Health-based

20

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Aug 2022. Official EPA record →

Other · EPA contaminant 7500 began Oct 2024 Unaddressed
Other · EPA contaminant 7500 began Oct 2012 Unaddressed
Other · EPA contaminant 7500 began Jan 2008 Unaddressed
Other · EPA contaminant 7500 began Jan 2004 Unaddressed
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2021 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2021 Resolved
Monitoring & reporting · Total coliform began May 2014 Resolved
Monitoring & reporting · EPA contaminant 0999 began Apr 2014 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2014 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2014 Resolved
Monitoring & reporting · Total coliform began May 1993 Resolved

Recent enforcement actions

  • State action · SOX Aug 2022
  • State action · SIF Jun 2022
  • State action · SIE Sep 2021
  • State action · SIA Sep 2021
  • State action · SOX Aug 2015
  • State action · SIF Oct 2014
  • State action · SIE Sep 2014
  • State action · SIA Sep 2014

This profile is built from EPA public records for system WI1130234 — 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.