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Water system · PWSID MT0004489

BRYANT NO 3 SUBDIVISION

HELENA, MT · ~100 people served

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

PWSID

MT0004489

State

Montana

City

HELENA

Population served

100

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

13

Violations on record

0

Unaddressed

0

Health-based

30

Enforcement actions

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

Monitoring & reporting · Lead & Copper Rule began Dec 2024 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2018 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2018 Resolved
Monitoring & reporting · Thallium began Jan 2012 Resolved
Other · EPA contaminant 7000 began Oct 2011 Resolved
Other · EPA contaminant 7000 began Jul 2011 Resolved
Monitoring & reporting · Lead & Copper Rule began Oct 2010 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2009 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2009 Resolved
Monitoring & reporting · Total coliform began Aug 2008 Resolved
Monitoring & reporting · Gross alpha began Jul 2008 Resolved
Monitoring & reporting · Uranium began Jul 2008 Resolved

Recent enforcement actions

  • State action · SOX Feb 2025
  • State action · SIA Feb 2025
  • State action · SOX Aug 2021
  • State action · SIE Oct 2020
  • State action · SIA Oct 2020
  • State action · SIA Jan 2013
  • State action · SIE Jan 2013
  • State action · SIE Oct 2012

This profile is built from EPA public records for system MT0004489 — 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.