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Water system · PWSID MT0001557

CINNABAR THE

GARDINER, MT · ~175 people served

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

PWSID

MT0001557

State

Montana

City

GARDINER

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

44

Violations on record

0

Unaddressed

7

Health-based

66

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Feb 2016. Official EPA record →

Max contaminant level (MCL) · Total coliform health-based began Aug 2015 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jul 2015 Resolved
Monitoring & reporting · Lead & Copper Rule began Jul 2015 Resolved
Monitoring & reporting · EPA contaminant 3014 began Mar 2015 Addressed
Max contaminant level (MCL) · Total coliform health-based began Jul 2012 Resolved
Max contaminant level (MCL) · Total coliform health-based began May 2012 Resolved
Max contaminant level (MCL) · Total coliform health-based began Aug 2011 Resolved
Other · EPA contaminant 7000 began Jul 2011 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jun 2011 Resolved
Monitoring & reporting · Thallium began Jan 2011 Resolved
Monitoring & reporting · EPA contaminant 1094 began Jan 2011 Resolved
Monitoring & reporting · Lead & Copper Rule began Jul 2008 Resolved

Recent enforcement actions

  • State action · SOX Feb 2016
  • State action · SIA Jan 2016
  • State action · SIE Jan 2016
  • State action · SFL Jan 2016
  • State action · SOX Sep 2015
  • State action · SOX Sep 2015
  • State action · SO8 Sep 2015
  • State action · SIF Aug 2015

This profile is built from EPA public records for system MT0001557 — 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.