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Water system · PWSID MT0001772

TURNER COLONY

100
Excellent
PurityRadar safety score

PWSID

MT0001772

State

Montana

City

TURNER

Population served

50

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

173

Violations on record

1

Unaddressed

13

Health-based

178

Enforcement actions

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

Treatment technique · Lead & Copper Rule health-based began Jan 2024 Unaddressed
Monitoring & reporting · Lead & Copper Rule began Dec 2024 Resolved
Monitoring & reporting · EPA contaminant 3014 began Jul 2023 Resolved
Treatment technique · Lead & Copper Rule health-based began May 2023 Resolved
Monitoring & reporting · EPA contaminant 3014 began Apr 2023 Resolved
Monitoring & reporting · Lead & Copper Rule began Dec 2021 Resolved
Monitoring & reporting · Thallium began Jan 2020 Resolved
Max contaminant level (MCL) · Thallium health-based began Jul 2018 Resolved
Max contaminant level (MCL) · Thallium health-based began Apr 2018 Resolved
Monitoring & reporting · Lead & Copper Rule began Oct 2017 Resolved
Monitoring & reporting · EPA contaminant 3014 began Apr 2017 Resolved
Monitoring & reporting · Thallium began Oct 2016 Resolved

Recent enforcement actions

  • State action · SIA Feb 2025
  • State action · SOX Feb 2025
  • State action · SIE Mar 2024
  • State action · SIA Mar 2024
  • State action · SIE Aug 2023
  • State action · SIA Aug 2023
  • State action · SOX Aug 2023
  • State action · SOX Jul 2023

This profile is built from EPA public records for system MT0001772 — 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.