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Water system · PWSID MT0004839

DRY REDWATER REGIONAL WATER AUTHORITY

100
Excellent
PurityRadar safety score

PWSID

MT0004839

State

Montana

City

CIRCLE

Population served

365

Primary source

GWP

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

6

Violations on record

0

Unaddressed

2

Health-based

22

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jun 2024. Official EPA record →

Monitoring · Lead & Copper Rule began May 2024 Resolved
Monitoring · Lead & Copper Rule began Apr 2024 Resolved
Monitoring · Lead & Copper Rule began Mar 2024 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jan 2015 Resolved
Max contaminant level (MCL) · Total coliform health-based began Dec 2014 Resolved
Monitoring & reporting · Total coliform began Nov 2014 Resolved

Recent enforcement actions

  • State action · SOX Jun 2024
  • State action · SIE Jun 2024
  • State action · SIA Jun 2024
  • State action · SOX Jun 2024
  • State action · SIA May 2024
  • State action · SIE May 2024
  • State action · SIE Apr 2024
  • State action · SIA Apr 2024

This profile is built from EPA public records for system MT0004839 — 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.