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Tuskahoma, OK Tap Water Quality 2026

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

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

Main Utility: Pushmataha Co. Rwd #1 PWSID: OK3006403 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 13.70 ppb, 91% of the action level and no violations are open. PFAS has never been sampled at this system.

B

Tuskahoma earns a B for water quality

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

Lead: 13.70 ppb — 91% of the federal action level
PFAS never sampled at this system
42 violations since 2015, 25 health-based
No violations currently open
Tuskahoma's lead level vs. all Oklahoma community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 13.70 ppb — 91% of the federal action level
✓ Lower lead than 1% of Oklahoma utilities
Population Served
102
~633 connections
Water Source
Surface water
Purchased from another system — SDWIS source code SWP
Active Violations
0
42 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
91% of EPA action level
13.70 ppb
Action level: 15 ppb
The 90th-percentile lead result is 13.70 ppb, 91% 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
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 — — 2022 Resolved
TTHM MCL EXCEEDANCE 0.092 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
TTHM MCL EXCEEDANCE 0.093 MG/L 0.080 mg/L 2021 Resolved
TTHM MCL EXCEEDANCE 0.105 MG/L 0.080 mg/L 2021 Resolved
TTHM MCL EXCEEDANCE 0.084 MG/L 0.080 mg/L 2021 Resolved
TTHM MCL EXCEEDANCE 0.111 MG/L 0.080 mg/L 2020 Resolved
TTHM MCL EXCEEDANCE 0.092 MG/L 0.080 mg/L 2020 Resolved
TTHM MCL EXCEEDANCE 0.093 MG/L 0.080 mg/L 2020 Resolved
TTHM MCL EXCEEDANCE 0.088 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 0.061 MG/L 0.060 mg/L 2020 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.063 MG/L 0.060 mg/L 2020 Archived
TTHM MCL EXCEEDANCE 0.081 MG/L 0.080 mg/L 2020 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.061 MG/L 0.060 mg/L 2019 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.069 MG/L 0.060 mg/L 2019 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.08 MG/L 0.060 mg/L 2019 Archived
TTHM MCL EXCEEDANCE 0.084 MG/L 0.080 mg/L 2019 Archived
TTHM MONITORING AND REPORTING — 0.080 mg/L 2019 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2019 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.075 MG/L 0.060 mg/L 2019 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.061 MG/L 0.060 mg/L 2019 Archived
TTHM MCL EXCEEDANCE 0.082 MG/L 0.080 mg/L 2019 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.067 MG/L 0.060 mg/L 2019 Archived
TTHM MCL EXCEEDANCE 0.084 MG/L 0.080 mg/L 2019 Archived
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.066 MG/L 0.060 mg/L 2018 Archived
Consumer Confidence Rule OTHER — — 2017 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 0.07 MG/L 0.060 mg/L 2016 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.072 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
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.07 MG/L 0.060 mg/L 2015 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2015 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2015 Resolved
Consumer Confidence Rule OTHER — — 2015 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.062 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

42 violations are on record since 2015, of which 25 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Pushmataha Co. Rwd #1
PWSID OK3006403
Water source Surface water — Purchased from another system — SDWIS source code SWP
Population served 102
Service connections 633
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Tuskahoma tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 13.70 ppb, 91% of the action level.
Does Tuskahoma 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 Tuskahoma? ▼
Pushmataha Co. Rwd #1 (PWSID OK3006403). Surface water. Purchased from another system — SDWIS source code SWP
When was this system last inspected? ▼
It was last inspected on 2024-12-13. No significant deficiencies were recorded.

What Should Tuskahoma Residents Do?

1
Consider a filter certified for lead
Look for NSF/ANSI 53 certification for lead reduction.
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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