MIDWEST CITY

MIDWEST CITY, OK · ~55,935 people served

Check your exact address → MIDWEST CITY overview

100

Excellent

PurityRadar safety score

PWSID

OK1020806

State

Oklahoma

City

MIDWEST CITY

Population served

55,935

Primary source

Surface water

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 Mar 2025). Levels in parts per trillion (ppt).

Lithium

17,200 ppt

limit —

No federal limit

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 Aug 2024 Unaddressed

Monitoring & reporting · Bromate began Jun 2024 Resolved

Monitoring & reporting · Bromate began Apr 2024 Resolved

Monitoring & reporting · Thallium began Jan 2024 Resolved

Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Oct 2014 Resolved

Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jul 2014 Resolved

Monitoring & reporting · EPA contaminant 2037 began Jan 2005 Resolved

Monitoring & reporting · EPA contaminant 2034 began Jan 2005 Resolved

Monitoring & reporting · EPA contaminant 2037 began Jan 2005 Resolved

Recent enforcement actions

State action · SIF Sep 2025
State action · SIF Sep 2025
State action · SIF Sep 2025
State action · SIF Sep 2025
State action · SIF Sep 2025
State action · SOX Apr 2025
State action · SOX Apr 2025
State action · SIA Mar 2025

This profile is built from EPA public records for system OK1020806 — 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.