No open health-based violations on EPA record in the last 10 years; latest legal-limit breach in the period starting April 2017.
Serves about 2,005 people (1,265 connections) with surface water from its own intake.
From EPA's record for OK1010402. PurityMap is independent of Coalgate PWA.
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13 health-based violations in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| From December 2024 | Surface Water Treatment Rule | – | – | Resolved |
| From October 2024 | Lead and copper rule revisions | – | – | Resolved |
| From July 2023 | Carbon, total | 0.97 RATIO | TT | Archived |
| From April 2023 | Carbon, total | 0.98 RATIO | TT | Archived |
| From March 2023 | Interim Enhanced Surface Water Treatment Rule | – | – | Archived |
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| From January 2023 | Carbon, total | 0.99 RATIO | TT | Archived |
| From January 2023 | Interim Enhanced Surface Water Treatment Rule | – | – | Archived |
| From December 2022 | Interim Enhanced Surface Water Treatment Rule | – | – | Archived |
| From November 2022 | Interim Enhanced Surface Water Treatment Rule | – | – | Archived |
| From October 2022 | Carbon, total | 0.99 RATIO | TT | Archived |
| Apr–Jun 2017 | Total trihalomethanes (TTHM) | 0.09 mg/L | 0.080 mg/L | Resolved |
| Jan–Mar 2017 | Total trihalomethanes (TTHM) | 0.083 mg/L | 0.080 mg/L | Resolved |
| Oct–Dec 2016 | Total trihalomethanes (TTHM) | 0.085 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.
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Follow this water →Coalgate PWA's phone number on EPA record is 580-927-3914. Its mailing address is Tammy Lambert, Chairperson, 3 South Main, COALGATE, OK 74538.
According to EPA's record, Coalgate PWA uses surface water from its own intake.
EPA's record shows 13 health-based violations for Coalgate 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 2017. EPA also lists 8 missed or late tests or reports in 10 years. The record comes from EPA's SDWIS compliance database.
The 90th-percentile lead result in Coalgate PWA's latest lead and copper round, which ended in June 2026, was 12.3 µg/L, below the federal action level of 15 µg/L.
PurityMap has no verified website for Coalgate PWA. Its phone number on EPA record is 580-927-3914. Its mailing address on EPA record is Tammy Lambert, Chairperson, 3 South Main, COALGATE, OK 74538. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.