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Water system · PWSID MT0003807

WINDSOR ESTATES

LINCOLN, MT · ~530 people served

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

PWSID

MT0003807

State

Montana

City

LINCOLN

Population served

530

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

45

Violations on record

1

Unaddressed

0

Health-based

68

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Feb 2023. Official EPA record →

Monitoring & reporting · Lead & Copper Rule began Jan 1996 Unaddressed
Monitoring & reporting · Haloacetic acids (HAA5) began Oct 2022 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2017 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2017 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Oct 2015 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Oct 2015 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Apr 2015 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Apr 2015 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Aug 2014 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Aug 2014 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2014 Resolved
Monitoring & reporting · Lead & Copper Rule began Jan 2014 Resolved

Recent enforcement actions

  • State action · SOX Feb 2023
  • State action · SIA Jan 2023
  • State action · SIE Jan 2023
  • State action · SOX Dec 2019
  • State action · SOX Dec 2019
  • State action · SOX Sep 2018
  • State action · SOX May 2018
  • State action · SIE Oct 2017

This profile is built from EPA public records for system MT0003807 — 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.