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Water system · PWSID WY5601673

OWL CREEK WATER DISTRICT

THERMOPOLIS, WY · ~100 people served

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

PWSID

WY5601673

State

Wyoming

City

THERMOPOLIS

Population served

100

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

10

Violations on record

0

Unaddressed

6

Health-based

5

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Mar 2022. Official EPA record →

Monitoring & reporting · Lead & Copper Rule began Dec 2021 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jul 2017 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2017 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jan 2017 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Oct 2016 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jul 2016 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2016 Resolved
Monitoring & reporting · Total coliform began Dec 2015 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2014 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2014 Resolved

Recent enforcement actions

  • State action · SOX Mar 2022
  • State action · SOX May 2019
  • EPA/federal action · EFL Sep 2016
  • State action · SOX Feb 2016
  • State action · SOX Jul 2015

This profile is built from EPA public records for system WY5601673 — 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.