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Midwest City, OK Tap Water Quality 2026

Water quality report for Midwest City, OK — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Midwest City's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: Midwest City PWSID: OK1020806 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 1.20 ppb, 8% of the action level and no violations are open. No PFAS was detected.

A

Midwest City earns an A for water quality

Graded on violations, lead, and PFAS, with state inspection findings.

Lead: 1.20 ppb — 8% of the federal action level
PFAS tested, none detected
9 violations since 2015, 0 health-based
No violations currently open
Midwest City's lead level vs. all Oklahoma community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 1.20 ppb — 8% of the federal action level
✓ Lower lead than 75% of Oklahoma utilities
Population Served
57882
~21540 connections
Water Source
Surface water
Drawn from surface water — SDWIS source code SW
Active Violations
0
9 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
8% of EPA action level
1.20 ppb
Action level: 15 ppb
The 90th-percentile lead result is 1.20 ppb, 8% of the 15 ppb federal action level. The action level is a treatment trigger, not a legal maximum, and it is measured across sampled taps rather than at any single home.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
E. COLI MONITORING AND REPORTING — 0 2024 Unaddressed
CARBON, TOTAL MONITORING AND REPORTING — TT 2024 Resolved
CARBON, TOTAL MONITORING AND REPORTING — TT 2024 Resolved
CARBON, TOTAL MONITORING AND REPORTING — TT 2024 Resolved
CARBON, TOTAL MONITORING AND REPORTING — TT 2024 Resolved
CARBON, TOTAL MONITORING AND REPORTING — TT 2024 Resolved
CARBON, TOTAL MONITORING AND REPORTING — TT 2024 Resolved
Nitrate-Nitrite MONITORING AND REPORTING — — 2024 Resolved
Nitrate-Nitrite MONITORING AND REPORTING — — 2024 Resolved
Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

9 violations are on record since 2015, of which 0 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Midwest City
PWSID OK1020806
Water source Surface water — Drawn from surface water — SDWIS source code SW
Population served 57,882
Service connections 21,540
Systems serving this area 7
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Midwest City tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 1.20 ppb, 8% of the action level.
Does Midwest City water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Midwest City? ▼
Midwest City (PWSID OK1020806), one of 7 systems serving this area. Surface water. Drawn from surface water — SDWIS source code SW
When was this system last inspected? ▼
It was last inspected on 2025-07-31. No significant deficiencies were recorded.

What Should Midwest City Residents Do?

1
Read your annual water report
Your supplier publishes a Consumer Confidence Report each July covering the prior year.
2
Check for a lead service line
Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.
3
Flush before drinking
If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.

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