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Water system · PWSID OK2000922

MUSTANG

MUSTANG, OK · ~18,576 people served

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

PWSID

OK2000922

State

Oklahoma

City

MUSTANG

Population served

18,576

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

Latest detections from EPA’s UCMR5 monitoring (through Nov 2023). Levels in parts per trillion (ppt).

Lithium

11,200 ppt

limit —

No federal limit

Violations & enforcement

28

Violations on record

3

Unaddressed

9

Health-based

77

Enforcement actions

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

Other · EPA contaminant 7000 began Jul 2025 Unaddressed
Monitoring & reporting · Lead & Copper Rule began Jul 2025 Unaddressed
Monitoring & reporting · Lead & Copper Rule began Oct 2024 Unaddressed
Monitoring & reporting · Arsenic began Jan 2025 Resolved
Treatment technique · EPA contaminant 5200 health-based began Oct 2024 Resolved
Reporting · EPA contaminant 5200 began Oct 2024 Resolved
Other · EPA contaminant 7000 began Jul 2024 Resolved
Monitoring & reporting · Arsenic began Jan 2024 Resolved
Monitoring & reporting · Thallium began Jan 2023 Resolved
Monitoring & reporting · Arsenic began Jan 2023 Resolved
Monitoring & reporting · Arsenic began Jul 2022 Resolved
Monitoring & reporting · EPA contaminant 3014 began Oct 2014 Resolved

Recent enforcement actions

  • State action · SIE Aug 2025
  • State action · SIA Aug 2025
  • State action · SOX Jul 2025
  • State action · SOX Jul 2025
  • State action · SIA Jul 2025
  • State action · SIA Jul 2025
  • State action · SOX Jul 2025
  • State action · SIE Jun 2025

This profile is built from EPA public records for system OK2000922 — 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.