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Water system · PWSID OK3004107

LINCOLN CO RWD #3

WELLSTON, OK · ~575 people served

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

PWSID

OK3004107

State

Oklahoma

City

WELLSTON

Population served

575

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

35

Violations on record

0

Unaddressed

25

Health-based

91

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Mar 2026. Official EPA record →

Treatment technique · EPA contaminant 5200 health-based began Oct 2024 Addressed
Reporting · EPA contaminant 5200 began Oct 2024 Addressed
Other · EPA contaminant 7000 began Jul 2024 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jan 2023 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jan 2023 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Oct 2022 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Sep 2022 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jul 2022 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2022 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2020 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jul 2019 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2018 Resolved

Recent enforcement actions

  • EPA/federal action · EFL Mar 2026
  • State action · SIA Jul 2025
  • State action · SIA Jul 2025
  • State action · SOX Jul 2024
  • State action · SIA Jul 2024
  • State action · SOX Jun 2023
  • State action · SOX Jun 2023
  • State action · SOX Jun 2023

This profile is built from EPA public records for system OK3004107 — 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.