BIG SKY MOBILE HOME PARK

GREAT FALLS, MT · ~40 people served

Check your exact address → GREAT FALLS overview

100

Excellent

PurityRadar safety score

PWSID

MT0004683

State

Montana

City

GREAT FALLS

Population served

Primary source

SWP

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

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jul 2013. Official EPA record →

Other · EPA contaminant 7000 began Jul 2013 Resolved

Other · EPA contaminant 7000 began Jul 2012 Resolved

Monitoring & reporting · Total coliform began Mar 2010 Resolved

Monitoring & reporting · Total coliform began Jan 2010 Resolved

Monitoring & reporting · Total coliform began Dec 2009 Resolved

Recent enforcement actions

State action · SOX Jul 2013
State action · SIA Jul 2013
State action · SOX Jul 2012
State action · SIA Jul 2012
State action · SIE Jul 2012
State action · SOX Sep 2010
State action · SOX Sep 2010
State action · SOX Sep 2010

This profile is built from EPA public records for system MT0004683 — 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.