No open health-based violations on EPA record in the last 10 years; latest legal-limit breach in the period starting July 2023.
Serves about 728 people (545 connections) with surface water from its own intake, and buys water from Fort Belknap WSC.
From EPA's record for TX2240001. PurityMap is independent of City of Throckmorton.
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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 |
|---|---|---|---|---|
| Jul–Sep 2023 | Total trihalomethanes (TTHM) | 0.086 mg/L | 0.080 mg/L | Resolved |
| Jul–Sep 2021 | Haloacetic acids (HAA5) | 0.103 mg/L | 0.060 mg/L | Resolved |
| Jul–Sep 2021 | Total trihalomethanes (TTHM) | 0.106 mg/L | 0.080 mg/L | Resolved |
| Apr–Jun 2021 | Haloacetic acids (HAA5) | 0.138 mg/L | 0.060 mg/L | Resolved |
| Apr–Jun 2021 | Total trihalomethanes (TTHM) | 0.136 mg/L | 0.080 mg/L | Resolved |
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| Jan–Mar 2021 | Haloacetic acids (HAA5) | 0.135 mg/L | 0.060 mg/L | Resolved |
| Jan–Mar 2021 | Total trihalomethanes (TTHM) | 0.13 mg/L | 0.080 mg/L | Resolved |
| Oct–Dec 2020 | Haloacetic acids (HAA5) | 0.133 mg/L | 0.060 mg/L | Resolved |
| Oct–Dec 2020 | Total trihalomethanes (TTHM) | 0.129 mg/L | 0.080 mg/L | Resolved |
| Jul–Sep 2020 | Haloacetic acids (HAA5) | 0.066 mg/L | 0.060 mg/L | Resolved |
| Jul–Sep 2020 | Total trihalomethanes (TTHM) | 0.096 mg/L | 0.080 mg/L | Resolved |
| Jan–Mar 2020 | Total trihalomethanes (TTHM) | 0.086 mg/L | 0.080 mg/L | Resolved |
| Oct–Dec 2019 | Total trihalomethanes (TTHM) | 0.083 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 →City of Throckmorton's phone number on EPA record is 940-849-4411. Its mailing address is PO BOX 640, THROCKMORTON, TX 76483-0640.
According to EPA's record, City of Throckmorton uses surface water from its own intake, and buys water from Fort Belknap WSC.
EPA's record shows 13 health-based violations for City of Throckmorton 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 July 2023. EPA also lists 12 missed or late tests or reports in 10 years. The record comes from EPA's SDWIS compliance database.
The 90th-percentile lead result in City of Throckmorton's latest lead and copper round, which ended in December 2025, was 9.11 µg/L, below the federal action level of 15 µg/L.
PurityMap has no verified website for City of Throckmorton. Its phone number on EPA record is 940-849-4411. Its mailing address on EPA record is PO BOX 640, THROCKMORTON, TX 76483-0640. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.