States ›Oklahoma ›Wagoner County ›Tullahassee

Tullahassee, OK Tap Water Quality 2026

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

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

Main Utility: Tullahassee Water PWSID: OK3007338 Updated: 2026 Q2
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1 violation currently open

Lead was not detected. PFAS has never been sampled at this system.

D

Tullahassee earns a D for water quality

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

Lead: not detected
PFAS never sampled at this system
143 violations since 2015, 44 health-based
1 violation currently open
Tullahassee'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
80
~65 connections
Water Source
Surface water
Purchased from another system — SDWIS source code SWP
Active Violations
1
1 open of 143 since 2015

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
Lead and Copper Rule MONITORING AND REPORTING — TT 2026 Unaddressed
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.079 MG/L 0.060 mg/L 2025 Archived
TTHM MCL EXCEEDANCE 0.107 MG/L 0.080 mg/L 2025 Archived
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2025 Unaddressed
TTHM MONITORING AND REPORTING — 0.080 mg/L 2025 Unaddressed
Lead and Copper Rule MONITORING AND REPORTING — TT 2025 Unaddressed
Consumer Confidence Rule OTHER — — 2025 Unaddressed
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.084 MG/L 0.060 mg/L 2025 Archived
TTHM MCL EXCEEDANCE 0.101 MG/L 0.080 mg/L 2025 Archived
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2025 Unaddressed
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.073 MG/L 0.060 mg/L 2025 Archived
TTHM MCL EXCEEDANCE 0.083 MG/L 0.080 mg/L 2025 Archived
LEAD AND COPPER RULE REVISIONS TREATMENT TECHNIQUE — — 2024 Unaddressed
LEAD AND COPPER RULE REVISIONS REPORTING FAILURE — — 2024 Unaddressed
Lead and Copper Rule MONITORING AND REPORTING — TT 2024 Unaddressed
Consumer Confidence Rule OTHER — — 2024 Unaddressed
TTHM MONITORING AND REPORTING — 0.080 mg/L 2024 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2024 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2024 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2024 Resolved
Consumer Confidence Rule OTHER — — 2023 Unaddressed
TTHM MCL EXCEEDANCE 0.087 MG/L 0.080 mg/L 2023 Resolved
TTHM MCL EXCEEDANCE 0.097 MG/L 0.080 mg/L 2023 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2022 Resolved
Consumer Confidence Rule OTHER — — 2022 Unaddressed
TTHM MCL EXCEEDANCE 0.095 MG/L 0.080 mg/L 2022 Resolved
TTHM MONITORING AND REPORTING — 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
TTHM MCL EXCEEDANCE 0.097 MG/L 0.080 mg/L 2022 Resolved
TTHM MCL EXCEEDANCE 0.091 MG/L 0.080 mg/L 2022 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.068 MG/L 0.060 mg/L 2022 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.077 MG/L 0.060 mg/L 2022 Resolved
TTHM MCL EXCEEDANCE 0.086 MG/L 0.080 mg/L 2022 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2021 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.079 MG/L 0.060 mg/L 2021 Resolved
TTHM MCL EXCEEDANCE 0.086 MG/L 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 0.074 MG/L 0.060 mg/L 2021 Resolved
Consumer Confidence Rule OTHER — — 2021 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2021 Resolved
TTHM MCL EXCEEDANCE 0.086 MG/L 0.080 mg/L 2021 Resolved
TTHM MCL EXCEEDANCE 0.091 MG/L 0.080 mg/L 2021 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2020 Resolved
Consumer Confidence Rule OTHER — — 2020 Resolved
TTHM MCL EXCEEDANCE 0.096 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 0.078 MG/L 0.060 mg/L 2020 Resolved
TTHM MCL EXCEEDANCE 0.116 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 0.145 MG/L 0.060 mg/L 2020 Resolved
TTHM MCL EXCEEDANCE 0.117 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 0.164 MG/L 0.060 mg/L 2020 Resolved
TTHM MCL EXCEEDANCE 0.129 MG/L 0.080 mg/L 2020 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2020 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2019 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2019 Resolved
Consumer Confidence Rule OTHER — — 2019 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2019 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2019 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2019 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2019 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.184 MG/L 0.060 mg/L 2019 Resolved
TTHM MCL EXCEEDANCE 0.14 MG/L 0.080 mg/L 2019 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2019 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.145 MG/L 0.060 mg/L 2019 Resolved
TTHM MCL EXCEEDANCE 0.102 MG/L 0.080 mg/L 2019 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2019 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2019 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2019 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2019 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2019 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2019 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.145 MG/L 0.060 mg/L 2019 Resolved
TTHM MCL EXCEEDANCE 0.102 MG/L 0.080 mg/L 2019 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2019 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2019 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2019 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2019 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2019 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2019 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.145 MG/L 0.060 mg/L 2019 Resolved
TTHM MCL EXCEEDANCE 0.102 MG/L 0.080 mg/L 2019 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2018 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2018 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2018 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2018 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2018 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2018 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2018 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2018 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2018 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2018 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2018 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2018 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2018 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2018 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2018 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2018 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2018 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2018 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2018 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2018 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.08 MG/L 0.060 mg/L 2018 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2018 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2018 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2018 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2018 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2018 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.083 MG/L 0.060 mg/L 2018 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2017 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2017 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2017 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.077 MG/L 0.060 mg/L 2017 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2017 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2017 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2017 Resolved
Consumer Confidence Rule OTHER — — 2017 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.077 MG/L 0.060 mg/L 2017 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2017 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2017 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2017 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2017 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.074 MG/L 0.060 mg/L 2017 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2017 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2017 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.063 MG/L 0.060 mg/L 2017 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2017 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2016 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2016 Resolved
Consumer Confidence Rule OTHER — — 2016 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2016 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.061 MG/L 0.060 mg/L 2016 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2015 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2015 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2015 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.066 MG/L 0.060 mg/L 2015 Resolved
Consumer Confidence Rule OTHER — — 2015 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.065 MG/L 0.060 mg/L 2015 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

1 violation remains open, out of 143 recorded since 2015 (44 health-based).

About the Main Water System

Utility Tullahassee Water
PWSID OK3007338
Water source Surface water — Purchased from another system — SDWIS source code SWP
Population served 80
Service connections 65
Systems serving this area 2
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Tullahassee tap water safe to drink? ▼
No federal limit is exceeded on record. 1 violation(s) remain open.
Does Tullahassee 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 Tullahassee? ▼
Tullahassee Water (PWSID OK3007338), one of 2 systems serving this area. Surface water. Purchased from another system — SDWIS source code SWP
When was this system last inspected? ▼
It was last inspected on 2025-06-16. No significant deficiencies were recorded.

What Should Tullahassee 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
Follow the open violation
This system has an unresolved violation. Contact the supplier for its corrective-action schedule.

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