No open health-based violations on EPA record in the last 10 years.
Serves about 39 people (13 connections) with groundwater from its own wells.
From EPA's record for LA1045040. PurityMap is independent of MJS Estates Water System.
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8 health-based violations in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| From October 2024 | Lead and copper rule revisions | – | – | Resolved |
| From February 2022 | Groundwater Rule | – | – | Resolved |
| From February 2022 | Groundwater Rule | – | – | Resolved |
| From February 2022 | Groundwater Rule | – | – | Resolved |
| From June 2021 | E. coli | – | – | Resolved |
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| From June 2021 | E. coli | – | – | Resolved |
| From April 2018 | Groundwater Rule | – | – | Resolved |
| From April 2018 | Groundwater Rule | – | – | 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 →MJS Estates Water System's phone number on EPA record is 337-400-3101. Its mailing address is MJ'S ESTATES WATER SYSTEM, P.O. BOX 9, DUSON, LA 70529.
According to EPA's record, MJS Estates Water System uses groundwater from its own wells.
EPA's record shows 8 health-based violations for MJS Estates Water System in the 10 years to July 9, 2026. No open health-based violations on EPA record in the last 10 years. EPA also lists 13 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 MJS Estates Water System'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 MJS Estates Water System. Its phone number on EPA record is 337-400-3101. Its mailing address on EPA record is MJ'S ESTATES WATER SYSTEM, P.O. BOX 9, DUSON, LA 70529. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.