States ›Oklahoma ›Jefferson County ›Waurika

Waurika, OK Tap Water Quality 2026

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

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

Main Utility: Waurika Public Works Authority PWSID: OK1011201 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead was not detected and no violations are open. PFAS has never been sampled at this system.

C

Waurika earns a C for water quality

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

Lead: not detected
PFAS never sampled at this system
132 violations since 2015, 123 health-based
No violations currently open
Waurika's lead level vs. all Oklahoma community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: Not detected — 0% of the federal action level
✓ Lower lead than % of Oklahoma utilities
Population Served
1397
~927 connections
Water Source
Surface water
Drawn from surface water — SDWIS source code SW
Active Violations
0
132 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
0% of EPA action level
Not detected
Action level: 15 ppb
Lead was not detected at the 90th percentile — the result fell below the laboratory detection limit. That is not the same as an absence of lead in every tap, and older homes with lead service lines can still show higher readings.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2026 Archived
Lead and Copper Rule MONITORING AND REPORTING — TT 2025 Unaddressed
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.066 MG/L 0.060 mg/L 2025 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.066 MG/L 0.060 mg/L 2025 Archived
TTHM MCL EXCEEDANCE 0.175 MG/L 0.080 mg/L 2025 Archived
TTHM MCL EXCEEDANCE 0.176 MG/L 0.080 mg/L 2025 Archived
Consumer Confidence Rule OTHER — — 2025 Unaddressed
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.065 MG/L 0.060 mg/L 2025 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.066 MG/L 0.060 mg/L 2025 Archived
TTHM MCL EXCEEDANCE 0.185 MG/L 0.080 mg/L 2025 Archived
TTHM MCL EXCEEDANCE 0.185 MG/L 0.080 mg/L 2025 Archived
TTHM MCL EXCEEDANCE 0.176 MG/L 0.080 mg/L 2025 Archived
TTHM MCL EXCEEDANCE 0.176 MG/L 0.080 mg/L 2025 Archived
TTHM MCL EXCEEDANCE 0.172 MG/L 0.080 mg/L 2025 Archived
TTHM MCL EXCEEDANCE 0.171 MG/L 0.080 mg/L 2025 Archived
TTHM MCL EXCEEDANCE 0.152 MG/L 0.080 mg/L 2024 Archived
TTHM MCL EXCEEDANCE 0.152 MG/L 0.080 mg/L 2024 Archived
TTHM MCL EXCEEDANCE 0.135 MG/L 0.080 mg/L 2024 Archived
TTHM MCL EXCEEDANCE 0.135 MG/L 0.080 mg/L 2024 Archived
TTHM MCL EXCEEDANCE 0.119 MG/L 0.080 mg/L 2024 Archived
TTHM MCL EXCEEDANCE 0.121 MG/L 0.080 mg/L 2024 Archived
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2024 Resolved
TTHM MCL EXCEEDANCE 0.114 MG/L 0.080 mg/L 2024 Archived
TTHM MCL EXCEEDANCE 0.115 MG/L 0.080 mg/L 2024 Archived
TTHM MCL EXCEEDANCE 0.135 MG/L 0.080 mg/L 2023 Archived
TTHM MCL EXCEEDANCE 0.132 MG/L 0.080 mg/L 2023 Archived
TTHM MCL EXCEEDANCE 0.141 MG/L 0.080 mg/L 2023 Archived
TTHM MCL EXCEEDANCE 0.138 MG/L 0.080 mg/L 2023 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.065 MG/L 0.060 mg/L 2023 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.065 MG/L 0.060 mg/L 2023 Archived
TTHM MCL EXCEEDANCE 0.156 MG/L 0.080 mg/L 2023 Archived
TTHM MCL EXCEEDANCE 0.158 MG/L 0.080 mg/L 2023 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.067 MG/L 0.060 mg/L 2023 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.068 MG/L 0.060 mg/L 2023 Archived
TTHM MCL EXCEEDANCE 0.162 MG/L 0.080 mg/L 2023 Archived
TTHM MCL EXCEEDANCE 0.161 MG/L 0.080 mg/L 2023 Archived
Interim Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2022 Archived
Interim Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2022 Archived
Interim Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2022 Archived
Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2022 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.062 MG/L 0.060 mg/L 2022 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.062 MG/L 0.060 mg/L 2022 Archived
TTHM MCL EXCEEDANCE 0.143 MG/L 0.080 mg/L 2022 Archived
TTHM MCL EXCEEDANCE 0.142 MG/L 0.080 mg/L 2022 Archived
TTHM MCL EXCEEDANCE 0.131 MG/L 0.080 mg/L 2022 Archived
TTHM MCL EXCEEDANCE 0.13 MG/L 0.080 mg/L 2022 Archived
Interim Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2022 Archived
Interim Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2022 Archived
Interim Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2022 Archived
Interim Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2022 Archived
Interim Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2022 Archived
TTHM MCL EXCEEDANCE 0.113 MG/L 0.080 mg/L 2022 Archived
TTHM MCL EXCEEDANCE 0.124 MG/L 0.080 mg/L 2022 Archived
TTHM MONITORING AND REPORTING — 0.080 mg/L 2022 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2022 Resolved
TTHM MCL EXCEEDANCE 0.113 MG/L 0.080 mg/L 2022 Archived
TTHM MCL EXCEEDANCE 0.12 MG/L 0.080 mg/L 2022 Archived
Interim Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2021 Archived
TTHM MCL EXCEEDANCE 0.115 MG/L 0.080 mg/L 2021 Archived
TTHM MCL EXCEEDANCE 0.122 MG/L 0.080 mg/L 2021 Archived
TTHM MCL EXCEEDANCE 0.117 MG/L 0.080 mg/L 2021 Archived
TTHM MCL EXCEEDANCE 0.12 MG/L 0.080 mg/L 2021 Archived
TTHM MCL EXCEEDANCE 0.122 MG/L 0.080 mg/L 2021 Archived
TTHM MCL EXCEEDANCE 0.124 MG/L 0.080 mg/L 2021 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.071 MG/L 0.060 mg/L 2021 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.066 MG/L 0.060 mg/L 2021 Archived
TTHM MCL EXCEEDANCE 0.148 MG/L 0.080 mg/L 2021 Archived
TTHM MCL EXCEEDANCE 0.148 MG/L 0.080 mg/L 2021 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.072 MG/L 0.060 mg/L 2020 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.079 MG/L 0.060 mg/L 2020 Archived
TTHM MCL EXCEEDANCE 0.16 MG/L 0.080 mg/L 2020 Archived
TTHM MCL EXCEEDANCE 0.163 MG/L 0.080 mg/L 2020 Archived
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2020 Resolved
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2020 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.074 MG/L 0.060 mg/L 2020 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.076 MG/L 0.060 mg/L 2020 Archived
TTHM MCL EXCEEDANCE 0.17 MG/L 0.080 mg/L 2020 Archived
TTHM MCL EXCEEDANCE 0.185 MG/L 0.080 mg/L 2020 Archived
Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2020 Resolved
Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2020 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.083 MG/L 0.060 mg/L 2020 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.08 MG/L 0.060 mg/L 2020 Archived
TTHM MCL EXCEEDANCE 0.188 MG/L 0.080 mg/L 2020 Archived
TTHM MCL EXCEEDANCE 0.212 MG/L 0.080 mg/L 2020 Archived
Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2020 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.082 MG/L 0.060 mg/L 2020 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.086 MG/L 0.060 mg/L 2020 Archived
TTHM MCL EXCEEDANCE 0.202 MG/L 0.080 mg/L 2020 Archived
TTHM MCL EXCEEDANCE 0.186 MG/L 0.080 mg/L 2020 Archived
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2020 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.084 MG/L 0.060 mg/L 2019 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.084 MG/L 0.060 mg/L 2019 Archived
TTHM MCL EXCEEDANCE 0.197 MG/L 0.080 mg/L 2019 Archived
TTHM MCL EXCEEDANCE 0.182 MG/L 0.080 mg/L 2019 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.092 MG/L 0.060 mg/L 2019 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.088 MG/L 0.060 mg/L 2019 Archived
TTHM MCL EXCEEDANCE 0.198 MG/L 0.080 mg/L 2019 Archived
TTHM MCL EXCEEDANCE 0.185 MG/L 0.080 mg/L 2019 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.083 MG/L 0.060 mg/L 2019 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.082 MG/L 0.060 mg/L 2019 Archived
TTHM MCL EXCEEDANCE 0.174 MG/L 0.080 mg/L 2019 Archived
TTHM MCL EXCEEDANCE 0.189 MG/L 0.080 mg/L 2019 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.07 MG/L 0.060 mg/L 2019 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.069 MG/L 0.060 mg/L 2019 Archived
TTHM MCL EXCEEDANCE 0.157 MG/L 0.080 mg/L 2019 Archived
TTHM MCL EXCEEDANCE 0.178 MG/L 0.080 mg/L 2019 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.069 MG/L 0.060 mg/L 2018 Archived
TTHM MCL EXCEEDANCE 0.178 MG/L 0.080 mg/L 2018 Archived
TTHM MCL EXCEEDANCE 0.177 MG/L 0.080 mg/L 2018 Archived
TTHM MCL EXCEEDANCE 0.154 MG/L 0.080 mg/L 2018 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.065 MG/L 0.060 mg/L 2018 Archived
TTHM MCL EXCEEDANCE 0.159 MG/L 0.080 mg/L 2018 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.065 MG/L 0.060 mg/L 2017 Archived
TTHM MCL EXCEEDANCE 0.158 MG/L 0.080 mg/L 2017 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.069 MG/L 0.060 mg/L 2017 Archived
TTHM MCL EXCEEDANCE 0.171 MG/L 0.080 mg/L 2017 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.086 MG/L 0.060 mg/L 2017 Archived
TTHM MCL EXCEEDANCE 0.176 MG/L 0.080 mg/L 2017 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.076 MG/L 0.060 mg/L 2017 Archived
TTHM MCL EXCEEDANCE 0.198 MG/L 0.080 mg/L 2017 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.08 MG/L 0.060 mg/L 2016 Archived
TTHM MCL EXCEEDANCE 0.207 MG/L 0.080 mg/L 2016 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.086 MG/L 0.060 mg/L 2016 Archived
TTHM MCL EXCEEDANCE 0.189 MG/L 0.080 mg/L 2016 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.069 MG/L 0.060 mg/L 2016 Archived
TTHM MCL EXCEEDANCE 0.196 MG/L 0.080 mg/L 2016 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.07 MG/L 0.060 mg/L 2016 Archived
TTHM MCL EXCEEDANCE 0.191 MG/L 0.080 mg/L 2016 Archived
TTHM MCL EXCEEDANCE 0.188 MG/L 0.080 mg/L 2015 Archived
TTHM MCL EXCEEDANCE 0.178 MG/L 0.080 mg/L 2015 Archived
TTHM MCL EXCEEDANCE 0.185 MG/L 0.080 mg/L 2015 Archived
TTHM MCL EXCEEDANCE 0.181 MG/L 0.080 mg/L 2015 Archived
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

132 violations are on record since 2015, of which 123 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Waurika Public Works Authority
PWSID OK1011201
Water source Surface water — Drawn from surface water — SDWIS source code SW
Population served 1,397
Service connections 927
Systems serving this area 2
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Waurika tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open.
Does Waurika 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 Waurika? ▼
Waurika Public Works Authority (PWSID OK1011201), one of 2 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 2025-05-14. Inspectors recorded 1 significant deficiency.

What Should Waurika 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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