County · Mississippi
Lamar County, Mississippi: drinking water records
This overview covers 4 ZIP codes and 9 community water systems in Lamar County. It also stands in for 0 ZIP codes whose utility has too little EPA data for a page of its own.
System population figures are summed from EPA registry records and can overlap where wholesalers and retail systems serve the same people. They are not a Census county-population estimate.
Water systems with the most complete records
| Water system | People served | PFAS survey results | PFAS found | Health-based violations | Lead, 9 in 10 homes at or below |
|---|---|---|---|---|---|
| North Lumberton Utility Assn MS0370007 | 4,071 | 180 | 0 | 1 | 0.6 ppb |
| West Lamar Water Assn #1 MS0370011 | 18,491 | 360 | 0 | 0 | 1.7 ppb |
| North Lamar Water Association MS0370006 | 12,778 | 240 | 0 | 0 | 1.2 ppb |
| Lamar Park Water & Sewage Assn MS0370004 | 7,714 | 240 | 0 | 0 | 1.7 ppb |
| Progress Comm Water Assn MS0370008 | 7,017 | 180 | 0 | 0 | 0.9 ppb |
| Arnold Line Water Association MS0370001 | 6,600 | 180 | 0 | 0 | 0.8 ppb |
| City of Purvis MS0370009 | 2,590 | 0 | 0 | 1 | 0 ppb |
| City of Lumberton MS0370005 | 1,896 | 0 | 0 | 1 | 0.5 ppb |
| Town of Sumrall MS0370010 | 1,998 | 0 | 0 | 0 | 0.7 ppb |
ZIP reports in Lamar County
No ZIP report in this county is published yet.
Sources and scope
EPA UCMR 5 occurrence data, samples collected 2023-01-03 – 2026-06-17, final release, August 2026 (file dated Aug 28, 2026); EPA SDWIS via ECHO, 2026Q2 extract (file dated Jul 9, 2026); EPA service-area boundaries v3.0; Census 2020 ZCTAs. Page generated 2026-09-03.
Counts cover the systems that report this county to EPA. A water system may cross county lines. "Found" means at least one result at or above the laboratory reporting level; it is not a compliance finding.