No open health-based violations on EPA record in the last 10 years; latest legal-limit breach in the period starting April 2025.
Serves about 293 people (308 connections) with surface water bought from Vinita Utilities Authority.
From EPA's record for OK3001805. PurityMap is independent of Big Cabin PWA.
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26 health-based violations in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| Apr–Jun 2025 | Haloacetic acids (HAA5) | 0.062 mg/L | 0.060 mg/L | Resolved |
| Jan–Mar 2025 | Haloacetic acids (HAA5) | 0.072 mg/L | 0.060 mg/L | Resolved |
| Oct–Dec 2024 | Haloacetic acids (HAA5) | 0.067 mg/L | 0.060 mg/L | Resolved |
| Jul–Sep 2024 | Haloacetic acids (HAA5) | 0.069 mg/L | 0.060 mg/L | Resolved |
| Apr–Jun 2021 | Haloacetic acids (HAA5) | 0.061 mg/L | 0.060 mg/L | Resolved |
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| Apr–Jun 2020 | Haloacetic acids (HAA5) | 0.066 mg/L | 0.060 mg/L | Resolved |
| Jan–Mar 2020 | Haloacetic acids (HAA5) | 0.066 mg/L | 0.060 mg/L | Resolved |
| Oct–Dec 2019 | Haloacetic acids (HAA5) | 0.084 mg/L | 0.060 mg/L | Resolved |
| Jul–Sep 2019 | Haloacetic acids (HAA5) | 0.09 mg/L | 0.060 mg/L | Resolved |
| Apr–Jun 2019 | Haloacetic acids (HAA5) | 0.082 mg/L | 0.060 mg/L | Resolved |
| Jan–Mar 2019 | Total trihalomethanes (TTHM) | 0.083 mg/L | 0.080 mg/L | Resolved |
| Jan–Mar 2019 | Haloacetic acids (HAA5) | 0.074 mg/L | 0.060 mg/L | Resolved |
| Oct–Dec 2018 | Haloacetic acids (HAA5) | 0.065 mg/L | 0.060 mg/L | Resolved |
| Apr–Jun 2018 | Haloacetic acids (HAA5) | 0.079 mg/L | 0.060 mg/L | Resolved |
| Apr–Jun 2018 | Total trihalomethanes (TTHM) | 0.084 mg/L | 0.080 mg/L | Resolved |
| Jan–Mar 2018 | Haloacetic acids (HAA5) | 0.073 mg/L | 0.060 mg/L | Resolved |
| Oct–Dec 2017 | Total trihalomethanes (TTHM) | 0.081 mg/L | 0.080 mg/L | Resolved |
| Oct–Dec 2017 | Haloacetic acids (HAA5) | 0.074 mg/L | 0.060 mg/L | Resolved |
| Jul–Sep 2017 | Total trihalomethanes (TTHM) | 0.1 mg/L | 0.080 mg/L | Resolved |
| Jul–Sep 2017 | Haloacetic acids (HAA5) | 0.061 mg/L | 0.060 mg/L | Archived |
| Apr–Jun 2017 | Total trihalomethanes (TTHM) | 0.105 mg/L | 0.080 mg/L | Resolved |
| Apr–Jun 2017 | Haloacetic acids (HAA5) | 0.063 mg/L | 0.060 mg/L | Resolved |
| Jan–Mar 2017 | Total trihalomethanes (TTHM) | 0.111 mg/L | 0.080 mg/L | Resolved |
| Jan–Mar 2017 | Haloacetic acids (HAA5) | 0.073 mg/L | 0.060 mg/L | Resolved |
| Oct–Dec 2016 | Haloacetic acids (HAA5) | 0.073 mg/L | 0.060 mg/L | Resolved |
No lab results for other contaminants (like PFAS) are on file for this system. EPA required that testing from systems serving more than 3,300 people, plus a sample of smaller ones.
Screening tells you if something is worth a closer look; a lab result is the number you can act on.
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Screening: quick check, not lab-grade
Safe Home (EnviroTestKits)
Lead, read as one of three ranges: 0–4, 5–15 or 15+ ppb
Turnaround: 5 minutes
What it can't tell you: It shows a lead range, not an exact level, and tests nothing else unless you pay extra for the optional lab test.
Lab-certified results
ETR Laboratories
50+ substances, including lead, copper, arsenic, nitrate, hardness and coliform bacteria
Environmental Testing and Research Laboratories (ETR Labs), Leominster, MA · ISO/IEC 17025:2017, ANAB certificate AT-2638 · 2–4 business days after the lab receives it
What it can't tell you: It does not test PFAS, and not every result on the panel falls under the lab's accredited scope.
Get PurityMap updates about this water system.
Follow this water →Big Cabin PWA's phone number on EPA record is 918-783-5704. Its mailing address is Sam Yeoman, Chairman, P.O. BOX 161, BIG CABIN, OK 74332.
According to EPA's record, Big Cabin PWA uses surface water bought from Vinita Utilities Authority.
EPA's record shows 26 health-based violations for Big Cabin PWA in the 10 years to July 9, 2026. No open health-based violations on EPA record in the last 10 years. The latest legal-limit breach on record was in the period starting April 2025. EPA also lists 11 missed or late tests or reports in 10 years. The record comes from EPA's SDWIS compliance database.
Lead was not detected at the 90th percentile of tap samples in Big Cabin PWA's latest lead and copper round, which ended in December 2025. The federal action level is 15 µg/L.
PurityMap has no verified website for Big Cabin PWA. Its phone number on EPA record is 918-783-5704. Its mailing address on EPA record is Sam Yeoman, Chairman, P.O. BOX 161, BIG CABIN, OK 74332. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.