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Water system · PWSID MO3031265

BIG ISLAND WATER COMPANY

ROACH, MO · ~175 people served

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

PWSID

MO3031265

State

Missouri

City

ROACH

Population served

175

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

19

Violations on record

0

Unaddressed

19

Health-based

49

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Sep 2023. Official EPA record →

Max contaminant level (MCL) · Gross alpha health-based began Jul 2014 Resolved
Max contaminant level (MCL) · Gross alpha health-based began Apr 2014 Resolved
Max contaminant level (MCL) · Uranium health-based began Jan 2014 Resolved
Max contaminant level (MCL) · Gross alpha health-based began Jan 2014 Resolved
Max contaminant level (MCL) · Gross alpha health-based began Oct 2013 Resolved
Max contaminant level (MCL) · Uranium health-based began Oct 2013 Resolved
Max contaminant level (MCL) · Uranium health-based began Jul 2013 Resolved
Max contaminant level (MCL) · Gross alpha health-based began Jul 2013 Resolved
Max contaminant level (MCL) · Gross alpha health-based began Apr 2013 Resolved
Max contaminant level (MCL) · Uranium health-based began Apr 2013 Resolved
Max contaminant level (MCL) · Uranium health-based began Jan 2013 Resolved
Max contaminant level (MCL) · Uranium health-based began Oct 2012 Resolved

Recent enforcement actions

  • State action · SIF Sep 2023
  • State action · SIF Sep 2023
  • State action · SIA Nov 2019
  • State action · SOX Dec 2015
  • State action · SIE Aug 2015
  • State action · SFJ Aug 2015
  • State action · SFJ Apr 2015
  • State action · SIE Apr 2015

This profile is built from EPA public records for system MO3031265 — 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.