No open health-based violations on EPA record in the last 10 years; latest legal-limit breach in the period starting January 2024.
Serves about 1,813 people (801 connections) with surface water from its own intake, and buys water from Daviess County PWSD 2 and Livingston County PWSD 4.
From EPA's record for MO1010342. PurityMap is independent of Hamilton PWS.
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2 health-based violations in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| Jan–Mar 2024 | Total trihalomethanes (TTHM) | 81 µg/L | 0.080 mg/L | Resolved |
| From October 2018 | Carbon, total | – | TT | 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 →Hamilton PWS's phone number on EPA record is 816-583-4911. Its mailing address is 200 S DAVIS, PO BOX 217, HAMILTON, MO 64644-0000.
According to EPA's record, Hamilton PWS uses surface water from its own intake, and buys water from Daviess County PWSD 2 and Livingston County PWSD 4.
EPA's record shows 2 health-based violations for Hamilton PWS 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 January 2024. EPA also lists 3 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 Hamilton PWS's latest lead and copper round, which ended in December 2023. The federal action level is 15 µg/L.
PurityMap has no verified website for Hamilton PWS. Its phone number on EPA record is 816-583-4911. Its mailing address on EPA record is 200 S DAVIS, PO BOX 217, HAMILTON, MO 64644-0000. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.