Wright City, OK Tap Water Quality 2026

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

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

Main Utility: Wright City Pwa PWSID: OK3004811 Updated: 2026 Q2

✅

No federal limits exceeded on record

Lead is 0.82 ppb, 5% of the action level and no violations are open. PFAS has never been sampled at this system.

Wright City earns a C for water quality

Graded on violations and lead, with state inspection findings. PFAS not tested.

Lead: 0.82 ppb — 5% of the federal action level

PFAS never sampled at this system

55 violations since 2015, 33 health-based

No violations currently open

Wright City's lead level vs. all Oklahoma community water systems

0 ppb5 ppb10 ppb15 ppb

Lead level: 0.82 ppb — 5% of the federal action level

✓ Lower lead than 90% of Oklahoma utilities

Population Served

459

~288 connections

Water Source

Surface water

Purchased from another system — SDWIS source code SWP

Active Violations

55 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)

90th percentile of tap samples collected across the distribution system

5% of EPA action level

0.82 ppb

Action level: 15 ppb

The 90th-percentile lead result is 0.82 ppb, 5% 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)

Contaminant	Type	Measured	Limit	Period	Status
Chlorine	MONITORING AND REPORTING	—	4.0 mg/L	2025	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2025	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2025	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2025	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2024	Resolved
TTHM	MCL EXCEEDANCE	0.083 MG/L	0.080 mg/L	2023	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2023	Resolved
Chlorine	MONITORING AND REPORTING	—	4.0 mg/L	2023	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2023	Resolved
TTHM	MCL EXCEEDANCE	0.09 MG/L	0.080 mg/L	2023	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2023	Resolved
TTHM	MCL EXCEEDANCE	0.093 MG/L	0.080 mg/L	2023	Resolved
Chlorine	MONITORING AND REPORTING	—	4.0 mg/L	2023	Resolved
TTHM	MCL EXCEEDANCE	0.086 MG/L	0.080 mg/L	2023	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2022	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2022	Resolved
Total Haloacetic Acids (HAA5)	MCL EXCEEDANCE	0.061 MG/L	0.060 mg/L	2022	Resolved
TTHM	MCL EXCEEDANCE	0.084 MG/L	0.080 mg/L	2022	Resolved
TTHM	MCL EXCEEDANCE	0.082 MG/L	0.080 mg/L	2022	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2022	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2022	Resolved
Total Haloacetic Acids (HAA5)	MCL EXCEEDANCE	0.063 MG/L	0.060 mg/L	2022	Resolved
Total Haloacetic Acids (HAA5)	MCL EXCEEDANCE	0.063 MG/L	0.060 mg/L	2022	Resolved
TTHM	MCL EXCEEDANCE	0.083 MG/L	0.080 mg/L	2022	Resolved
TTHM	MCL EXCEEDANCE	0.083 MG/L	0.080 mg/L	2022	Resolved
TTHM	MCL EXCEEDANCE	0.081 MG/L	0.080 mg/L	2022	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2021	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2021	Resolved
TTHM	MCL EXCEEDANCE	0.082 MG/L	0.080 mg/L	2021	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2021	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2021	Resolved
Total Haloacetic Acids (HAA5)	MCL EXCEEDANCE	0.061 MG/L	0.060 mg/L	2021	Resolved
Total Haloacetic Acids (HAA5)	MCL EXCEEDANCE	0.064 MG/L	0.060 mg/L	2021	Resolved
TTHM	MCL EXCEEDANCE	0.086 MG/L	0.080 mg/L	2021	Resolved
TTHM	MCL EXCEEDANCE	0.086 MG/L	0.080 mg/L	2021	Resolved
Total Haloacetic Acids (HAA5)	MCL EXCEEDANCE	0.084 MG/L	0.060 mg/L	2021	Resolved
Total Haloacetic Acids (HAA5)	MCL EXCEEDANCE	0.082 MG/L	0.060 mg/L	2021	Resolved
TTHM	MCL EXCEEDANCE	0.099 MG/L	0.080 mg/L	2021	Resolved
TTHM	MCL EXCEEDANCE	0.104 MG/L	0.080 mg/L	2021	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2020	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2020	Resolved
Total Haloacetic Acids (HAA5)	MCL EXCEEDANCE	0.086 MG/L	0.060 mg/L	2020	Resolved
Total Haloacetic Acids (HAA5)	MCL EXCEEDANCE	0.087 MG/L	0.060 mg/L	2020	Resolved
TTHM	MCL EXCEEDANCE	0.102 MG/L	0.080 mg/L	2020	Resolved
TTHM	MCL EXCEEDANCE	0.107 MG/L	0.080 mg/L	2020	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2020	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2020	Resolved
Total Haloacetic Acids (HAA5)	MCL EXCEEDANCE	0.085 MG/L	0.060 mg/L	2020	Resolved
Total Haloacetic Acids (HAA5)	MCL EXCEEDANCE	0.087 MG/L	0.060 mg/L	2020	Resolved
TTHM	MCL EXCEEDANCE	0.114 MG/L	0.080 mg/L	2020	Resolved
TTHM	MCL EXCEEDANCE	0.109 MG/L	0.080 mg/L	2020	Resolved
Total Haloacetic Acids (HAA5)	MCL EXCEEDANCE	0.076 MG/L	0.060 mg/L	2020	Resolved
Total Haloacetic Acids (HAA5)	MCL EXCEEDANCE	0.074 MG/L	0.060 mg/L	2020	Resolved
TTHM	MCL EXCEEDANCE	0.094 MG/L	0.080 mg/L	2020	Resolved
TTHM	MCL EXCEEDANCE	0.087 MG/L	0.080 mg/L	2020	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

55 violations are on record since 2015, of which 33 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Wright City Pwa

PWSID OK3004811

Water source Surface water — Purchased from another system — SDWIS source code SWP

Population served 459

Service connections 288

Systems serving this area 1

Regulator State primacy agency

Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Wright City tap water safe to drink? ▼

No federal limit is exceeded on record. No violations are currently open. Lead is 0.82 ppb, 5% of the action level.

Does Wright City water have PFAS? ▼

This system has never been sampled for PFAS. EPA's national monitoring covered systems serving 3,300 people or more, so no results exist — which is not evidence that none is present.

Who supplies water to Wright City? ▼

Wright City Pwa (PWSID OK3004811). Surface water. Purchased from another system — SDWIS source code SWP

When was this system last inspected? ▼

It was last inspected on 2025-09-18. Inspectors recorded 1 significant deficiency.

What Should Wright City Residents Do?

Read your annual water report

Your supplier publishes a Consumer Confidence Report each July covering the prior year.

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.

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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