Nitrate above the legal limit in the period starting January 2026; 1 open health-based violation on EPA record.
Serves about 675 people (340 connections) with surface water bought from Greenbelt Miwa.
From EPA's record for TX0990001. PurityMap is independent of City of Chillicothe.
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28 health-based violations in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| From January 2026 | Nitrate | 14 mg/L | 10 mg/L | Archived |
| Jan–Mar 2026 | Total trihalomethanes (TTHM) | 0.112 mg/L | 0.080 mg/L | Archived |
| Oct–Dec 2025 | Total trihalomethanes (TTHM) | 0.111 mg/L | 0.080 mg/L | Archived |
| From October 2025 | Nitrate | 12 mg/L | 10 mg/L | Archived |
| Jul–Sep 2025 | Total trihalomethanes (TTHM) | 0.098 mg/L | 0.080 mg/L | Archived |
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| From July 2025 | Nitrate | 12 mg/L | 10 mg/L | Archived |
| Apr–Jun 2025 | Total trihalomethanes (TTHM) | 0.085 mg/L | 0.080 mg/L | Archived |
| From April 2025 | Nitrate | 12 mg/L | 10 mg/L | Archived |
| From October 2024 | Lead and copper rule revisions | – | – | Unaddressed |
| From April 2024 | Nitrate | 14 mg/L | 10 mg/L | Archived |
| Oct–Dec 2023 | Total trihalomethanes (TTHM) | 0.088 mg/L | 0.080 mg/L | Resolved |
| Jul–Sep 2023 | Total trihalomethanes (TTHM) | 0.096 mg/L | 0.080 mg/L | Resolved |
| Apr–Jun 2023 | Total trihalomethanes (TTHM) | 0.095 mg/L | 0.080 mg/L | Resolved |
| Jan–Mar 2023 | Total trihalomethanes (TTHM) | 0.092 mg/L | 0.080 mg/L | Resolved |
| From January 2020 | Nitrate | 11 mg/L | 10 mg/L | Resolved |
| From October 2019 | Nitrate | 13 mg/L | 10 mg/L | Resolved |
| Jul–Sep 2019 | Total trihalomethanes (TTHM) | 0.084 mg/L | 0.080 mg/L | Resolved |
| From July 2019 | Nitrate | 13 mg/L | 10 mg/L | Resolved |
| Apr–Jun 2019 | Total trihalomethanes (TTHM) | 0.085 mg/L | 0.080 mg/L | Resolved |
| From January 2019 | Nitrate | 13 mg/L | 10 mg/L | Resolved |
| Jan–Mar 2019 | Total trihalomethanes (TTHM) | 0.085 mg/L | 0.080 mg/L | Resolved |
| From October 2018 | Nitrate | 13 mg/L | 10 mg/L | Resolved |
| Jul–Sep 2018 | Total trihalomethanes (TTHM) | 0.083 mg/L | 0.080 mg/L | Resolved |
| From July 2018 | Nitrate | 12 mg/L | 10 mg/L | Resolved |
| Apr–Jun 2018 | Total trihalomethanes (TTHM) | 0.089 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 Chillicothe's phone number on EPA record is 940-852-5211. Its mailing address is PO BOX 546, CHILLICOTHE, TX 79225-0546.
According to EPA's record, City of Chillicothe uses surface water bought from Greenbelt Miwa.
EPA's record shows 28 health-based violations for City of Chillicothe in the 10 years to July 9, 2026. Nitrate was above the legal limit in the period starting January 2026. EPA's record also shows 1 open health-based violation. EPA also lists 22 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 Chillicothe's latest lead and copper round, which ended in June 2026, was 1.1 µg/L, below the federal action level of 15 µg/L.
PurityMap has no verified website for City of Chillicothe. Its phone number on EPA record is 940-852-5211. Its mailing address on EPA record is PO BOX 546, CHILLICOTHE, TX 79225-0546. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.