BIRNEY VILLAGE

LAME DEER, MT · ~96 people served

Check your exact address → LAME DEER overview

100

Excellent

PurityRadar safety score

PWSID

083090062

State

Montana

City

LAME DEER

Population served

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

Violations on record

Unaddressed

Health-based

Enforcement actions

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

Monitoring & reporting · EPA contaminant 3014 began Sep 2025 Resolved

Monitoring & reporting · Lead & Copper Rule began Dec 2022 Resolved

Monitoring & reporting · EPA contaminant 0999 began Oct 2022 Resolved

Max contaminant level (MCL) · Haloacetic acids (HAA5) health-based began Apr 2022 Resolved

Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2022 Resolved

Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2022 Resolved

Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2022 Resolved

Monitoring & reporting · Thallium began Jan 2021 Resolved

Treatment technique · EPA contaminant 0700 health-based began Sep 2019 Resolved

Treatment technique · Lead & Copper Rule health-based began Aug 2019 Resolved

Monitoring · Lead & Copper Rule began May 2017 Resolved

Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2016 Resolved

Recent enforcement actions

State action · SOX Sep 2025
State action · SOX Feb 2024
State action · SOX Mar 2023
State action · SOX Feb 2023
State action · SOX Jan 2023
State action · SOX Sep 2022
State action · SOX Sep 2022
State action · SOX Feb 2022

This profile is built from EPA public records for system 083090062 — 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.