County · Louisiana
Lincoln Parish, Louisiana: drinking water records
This overview covers 6 ZIP codes and 20 community water systems in Lincoln Parish. 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 |
|---|---|---|---|---|---|
| Grambling State University Ws LA1061005 | 6,000 | 180 | 0 | 6 | 0 ppb |
| Town of Grambling Water System LA1061006 | 4,949 | 180 | 0 | 12 | 9 ppb |
| Greater Ward 1 Waterworks District LA1061007 | 3,333 | 120 | 0 | 4 | 1 ppb |
| Culbertson Water System LA1061024 | 3,300 | 180 | 0 | 15 | 0 ppb |
| Village of Dubach Water System LA1061003 | 1,218 | 120 | 0 | 25 | 0 ppb |
| City of Ruston Water System LA1061017 | 22,468 | 540 | 0 | 0 | 1.4 ppb |
| Wesley Chapel Water System LA1061020 | 4,080 | 240 | 0 | 0 | 0 ppb |
| Village of Choudrant Water System LA1061002 | 1,950 | 0 | 0 | 8 | 0 ppb |
| Hico Water System LA1061008 | 1,530 | 0 | 0 | 39 | 3 ppb |
| Village of Simsboro Water System LA1061018 | 1,083 | 0 | 0 | 1 | 2.2 ppb |
| Lincoln Parish Waterworks District #2 LA1061029 | 915 | 0 | 0 | 1 | 0 ppb |
| Fellowship Water System LA1061004 | 795 | 0 | 0 | 1 | 5 ppb |
| Lincoln Parish Waterworks District #1 LA1061009 | 570 | 0 | 0 | 6 | 3 ppb |
| Lincoln Parish Waterworks District #3 LA1061010 | 2,730 | 0 | 0 | 0 | 1 ppb |
| Mt Zion Water System LA1061015 | 1,635 | 0 | 0 | 0 | 1 ppb |
| Hilly-Greenwood Water System LA1061027 | 1,476 | 0 | 0 | 0 | 0 ppb |
| Mineral Springs Water System LA1061013 | 900 | 0 | 0 | 0 | 0 ppb |
| Mt Olive Waterworks District LA1061014 | 900 | 0 | 0 | 0 | 1 ppb |
| Tremont Water District LA1061031 | 510 | 0 | 0 | 0 | 0 ppb |
| Riser Road Water System LA1061021 | 198 | 0 | 0 | 0 | 0 ppb |
ZIP reports in Lincoln Parish
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.