No open health-based violations on EPA record in the last 10 years; latest legal-limit breach in the period starting January 2025.
Serves about 2,348 people (947 connections) with surface water bought from Butler PWS, Rich Hill PWS and Bates County PWSD 2.
From EPA's record for MO1024033. PurityMap is independent of Bates County PWSD 4.
Are you this utility? Correct this listing →
1 health-based violation in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| Jan–Mar 2025 | Total trihalomethanes (TTHM) | 81 µg/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.
As an Amazon Associate, PurityMap earns from qualifying purchases. Affiliate disclosure
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, Bates County PWSD 4 uses surface water bought from Butler PWS, Rich Hill PWS and Bates County PWSD 2.
EPA's record shows 1 health-based violation for Bates County PWSD 4 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 2025. EPA also lists 1 missed or late test or report in 10 years. The record comes from EPA's SDWIS compliance database.
Lead was not detected at the 90th percentile of tap samples in Bates County PWSD 4's latest lead and copper round, which ended in December 2025. The federal action level is 15 µg/L.
PurityMap has no verified website for Bates County PWSD 4. Its mailing address on EPA record is 120 N 6TH ST, RICH HILL, MO 64779-0000. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.