Nitrate above the legal limit in the period starting April 2026; 4 open health-based violations on EPA record.
Serves about 195 people (65 connections) with groundwater from its own wells.
From EPA's record for TX1650084. PurityMap is independent of Warren Road Subdivision Water Supply.
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25 health-based violations in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| From April 2026 | Nitrate | 11 mg/L | 10 mg/L | Unaddressed |
| From April 2025 | Nitrate | 11 mg/L | 10 mg/L | Archived |
| From January 2025 | Nitrate | 11 mg/L | 10 mg/L | Archived |
| From October 2024 | Lead and copper rule revisions | – | – | Unaddressed |
| From July 2024 | Nitrate | 11 mg/L | 10 mg/L | Archived |
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| From April 2024 | Nitrate | 11 mg/L | 10 mg/L | Archived |
| From July 2023 | Nitrate | 11 mg/L | 10 mg/L | Resolved |
| From April 2021 | Arsenic | 0.012 mg/L | 0.010 mg/L | Resolved |
| From April 2021 | Nitrate | 11 mg/L | 10 mg/L | Resolved |
| From January 2021 | Nitrate | 11 mg/L | 10 mg/L | Resolved |
| From October 2020 | Nitrate | 11 mg/L | 10 mg/L | Resolved |
| From July 2020 | Nitrate | 12 mg/L | 10 mg/L | Resolved |
| From October 2019 | E. coli | – | – | Addressed |
| From October 2019 | Arsenic | 0.012 mg/L | 0.010 mg/L | Resolved |
| From July 2019 | Arsenic | 0.011 mg/L | 0.010 mg/L | Resolved |
| From April 2019 | Arsenic | 0.011 mg/L | 0.010 mg/L | Resolved |
| From March 2019 | E. coli | – | – | Addressed |
| From January 2019 | Arsenic | 0.011 mg/L | 0.010 mg/L | Resolved |
| From October 2018 | Arsenic | 0.011 mg/L | 0.010 mg/L | Resolved |
| From July 2018 | Arsenic | 0.011 mg/L | 0.010 mg/L | Resolved |
| From April 2018 | Arsenic | 0.011 mg/L | 0.010 mg/L | Resolved |
| From April 2018 | Nitrate | 11 mg/L | 10 mg/L | Resolved |
| From January 2018 | Arsenic | 0.011 mg/L | 0.010 mg/L | Resolved |
| From October 2017 | Arsenic | 0.011 mg/L | 0.010 mg/L | Resolved |
| From July 2017 | Arsenic | 0.011 mg/L | 0.010 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 →According to EPA's record, Warren Road Subdivision Water Supply uses groundwater from its own wells.
EPA's record shows 25 health-based violations for Warren Road Subdivision Water Supply in the 10 years to July 9, 2026. Nitrate was above the legal limit in the period starting April 2026. EPA's record also shows 4 open health-based violations. EPA also lists 594 missed or late tests or reports in 10 years. The record comes from EPA's SDWIS compliance database.
The 90th-percentile lead result in Warren Road Subdivision Water Supply's latest lead and copper round, which ended in December 2001, was 1.6 µg/L, below the federal action level of 15 µg/L.
PurityMap has no verified website for Warren Road Subdivision Water Supply. Its mailing address on EPA record is PO BOX 317, BARKER, TX 77413-0317. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.