Total trihalomethanes (TTHM) above the legal limit in the period starting October 2025.
Serves about 2,230 people (955 connections) with surface water from its own intake.
From EPA's record for OK1021209. PurityMap is independent of Pawnee.
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24 health-based violations in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| Oct–Dec 2025 | Total trihalomethanes (TTHM) | 0.083 mg/L | 0.080 mg/L | Archived |
| Oct–Dec 2025 | Total trihalomethanes (TTHM) | 0.082 mg/L | 0.080 mg/L | Archived |
| Jul–Sep 2025 | Total trihalomethanes (TTHM) | 0.085 mg/L | 0.080 mg/L | Archived |
| Jul–Sep 2025 | Total trihalomethanes (TTHM) | 0.083 mg/L | 0.080 mg/L | Archived |
| From June 2025 | Surface Water Treatment Rule | – | – | Archived |
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| From May 2025 | Surface Water Treatment Rule | – | – | Archived |
| From April 2025 | Surface Water Treatment Rule | – | – | Archived |
| From October 2024 | Lead and copper rule revisions | – | – | Resolved |
| From June 2024 | Surface Water Treatment Rule | – | – | Archived |
| From June 2024 | Surface Water Treatment Rule | – | – | Archived |
| From April 2024 | Surface Water Treatment Rule | – | – | Archived |
| From April 2024 | Surface Water Treatment Rule | – | – | Archived |
| Apr–Jun 2024 | Total trihalomethanes (TTHM) | 0.081 mg/L | 0.080 mg/L | Archived |
| From March 2024 | Surface Water Treatment Rule | – | – | Archived |
| From March 2024 | Surface Water Treatment Rule | – | – | Archived |
| Jan–Mar 2024 | Total trihalomethanes (TTHM) | 0.082 mg/L | 0.080 mg/L | Archived |
| Oct–Dec 2023 | Total trihalomethanes (TTHM) | 0.082 mg/L | 0.080 mg/L | Archived |
| Oct–Dec 2023 | Total trihalomethanes (TTHM) | 0.092 mg/L | 0.080 mg/L | Archived |
| Jul–Sep 2023 | Total trihalomethanes (TTHM) | 0.093 mg/L | 0.080 mg/L | Archived |
| Apr–Jun 2023 | Total trihalomethanes (TTHM) | 0.093 mg/L | 0.080 mg/L | Archived |
| Jan–Mar 2023 | Total trihalomethanes (TTHM) | 0.097 mg/L | 0.080 mg/L | Archived |
| Oct–Dec 2022 | Total trihalomethanes (TTHM) | 0.084 mg/L | 0.080 mg/L | Archived |
| Oct–Dec 2020 | Total trihalomethanes (TTHM) | 0.081 mg/L | 0.080 mg/L | Resolved |
| Jan–Mar 2017 | Total trihalomethanes (TTHM) | 0.081 mg/L | 0.080 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 →Pawnee's phone number on EPA record is 918-762-2658. Its mailing address is Alice Cottle, Mayor, 510 Illinois Street, PAWNEE, OK 74058-2036.
According to EPA's record, Pawnee uses surface water from its own intake.
EPA's record shows 24 health-based violations for Pawnee in the 10 years to July 9, 2026. Total trihalomethanes (TTHM) were above the legal limit in the period starting October 2025. EPA also lists 62 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 Pawnee'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 Pawnee. Its phone number on EPA record is 918-762-2658. Its mailing address on EPA record is Alice Cottle, Mayor, 510 Illinois Street, PAWNEE, OK 74058-2036. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.