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Water system · PWSID MT0003229

ALPINE VILLAGE WUA

COLUMBIA FALLS, MT · ~125 people served

Check your exact address → COLUMBIA FALLS overview
91
Excellent
PurityRadar safety score

PWSID

MT0003229

State

Montana

City

COLUMBIA FALLS

Population served

125

Primary source

Groundwater

Score history

▼ 9 points — the score moved from 100 to 91 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 91

2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.

PFAS & contaminant readings

Latest detections from EPA’s UCMR5 monitoring (through Jul 2025). Levels in parts per trillion (ppt).

PFOS

Perfluorooctanesulfonic acid

4.1 ppt

limit 4 ppt

Above EPA limit · 1.0×

Violations & enforcement

51

Violations on record

0

Unaddressed

0

Health-based

14

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 · Lead & Copper Rule began Dec 2015 Resolved
Other · EPA contaminant 7000 began Jul 2012 Resolved
Monitoring & reporting · EPA contaminant 2010 began Jan 2002 Resolved
Monitoring & reporting · EPA contaminant 2031 began Jan 2002 Resolved
Monitoring & reporting · EPA contaminant 2035 began Jan 2002 Resolved
Monitoring & reporting · EPA contaminant 2020 began Jan 2002 Resolved
Monitoring & reporting · EPA contaminant 2037 began Jan 2002 Resolved
Monitoring & reporting · EPA contaminant 2039 began Jan 2002 Resolved
Monitoring & reporting · EPA contaminant 2040 began Jan 2002 Resolved
Monitoring & reporting · EPA contaminant 2041 began Jan 2002 Resolved
Monitoring & reporting · EPA contaminant 2036 began Jan 2002 Resolved

Recent enforcement actions

  • State action · SOX Feb 2025
  • State action · SIA Feb 2025
  • State action · SOX Feb 2016
  • State action · SIA Feb 2016
  • State action · SOX Jul 2012
  • State action · SIA Jul 2012
  • State action · SIE Jul 2012
  • State action · SOX Dec 2008

This profile is built from EPA public records for system MT0003229 — 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.