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Water system · PWSID MI0004550

MUIR

MUIR, MI · ~604 people served

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

PWSID

MI0004550

State

Michigan

City

MUIR

Population served

604

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

10

Violations on record

0

Unaddressed

4

Health-based

36

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Dec 2018. Official EPA record →

Monitoring & reporting · Lead & Copper Rule began Oct 2018 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Oct 2015 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Oct 2015 Resolved
Max contaminant level (MCL) · Total coliform health-based began Oct 2007 Resolved
Monitoring & reporting · Total coliform began Sep 2007 Resolved
Max contaminant level (MCL) · Total coliform health-based began Sep 2007 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jan 1999 Resolved
Monitoring & reporting · Total coliform began Dec 1998 Resolved
Max contaminant level (MCL) · Total coliform health-based began Dec 1998 Resolved
Monitoring & reporting · Total coliform began Dec 1996 Resolved

Recent enforcement actions

  • State action · SOX Dec 2018
  • State action · SIA Dec 2018
  • State action · SOX Sep 2017
  • State action · SIA Feb 2017
  • State action · SIE Feb 2017
  • State action · SIF Nov 2007
  • State action · SOX Nov 2007
  • State action · SIE Oct 2007

This profile is built from EPA public records for system MI0004550 — 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.