Public Water Systems
1,234 active public water systems in LA, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| Wbr Public Utilities | Port Allen, LA | 4,329 | 11 | Clean |
| Town of Welsh Water System | Welsh, LA | 4,311 | 29 | Clean |
| Town of Amite Water System | Amite, LA | 4,300 | 32 | Clean |
| Utilities Inc - Hammond Heights | Mandeville, LA | 4,281 | 24 | Clean |
| South Rayne Water Corporation | Rayne, LA | 4,254 | 35 | Clean |
| Town of Plaucheville Water System | Plaucheville, LA | 4,233 | 20 | Clean |
| Varnado Water Works | Angie, LA | 4,230 | 45 | Clean |
| Archibald Water System | Archibald, LA | 4,200 | 50 | Clean |
| Bogue-Lusa Water Works District | Angie, LA | 4,200 | 46 | Clean |
| Jeff Davis Water District 4 | Jennings, LA | 4,194 | 8 | Clean |
| Town of Ferriday Water System | Ferriday, LA | 4,193 | 2,042 | Clean |
| City of Broussard Hwy 90 Water System | Broussard, LA | 4,182 | 48 | - |
| Town of Church Point Water System | Church Point, LA | 4,176 | 43 | Clean |
| Town of Franklinton Water System | Franklinton, LA | 4,150 | 92 | Clean |
| Magnolia-Lakeshore Estates | Des Peres, LA | 4,146 | 36 | - |
| Lpwd North Production Facility | Lafayette, LA | 4,122 | 6 | Clean |
| Tangipahoa (Second Ward) Water District | Hammond, LA | 4,112 | 29 | Clean |
| Town of Vinton Water System | Vinton, LA | 4,101 | 16 | Clean |
| South Vernon Parish Waterworks District | Rosepine, LA | 4,083 | 19 | Clean |
| Wesley Chapel Water System | Ruston, LA | 4,080 | 9 | Clean |
| Delhi Water Supply | Delhi, LA | 4,071 | 19 | Clean |
| Vivian Water System | Vivian, LA | 4,050 | 70 | Clean |
| Lpwdn South Region | Lafayette, LA | 4,032 | 4 | - |
| North of Crowley Water Corporation | Rayne, LA | 4,020 | 85 | Clean |
| Dow USA, la Division | Plaquemine, LA | 3,960 | 19 | Clean |
| Town of Arnaudville Water System | Arnaudville, LA | 3,957 | 47 | Clean |
| Avoyelles Parish Waterworks District 1 | Bordelonville, LA | 3,900 | 11 | Clean |
| Pollock Area Water System Inc | Pollock, LA | 3,900 | 5 | Clean |
| South Claiborne Water System | Athens, LA | 3,843 | 30 | Clean |
| Tensas Water District Association | St Joseph, LA | 3,843 | 173 | Detected |
| Town of Port Barre Water System | Port Barre, LA | 3,828 | 39 | Clean |
| Keatchie Water System | Keatchie, LA | 3,759 | 235 | Clean |
| Lawtell Water Works District No 1 | Lawtell, LA | 3,741 | 45 | Clean |
| Brouillette Water System Inc | Marksville, LA | 3,732 | 40 | Clean |
| Avoyelles Ward One Water System Inc | Effie, LA | 3,726 | 37 | Clean |
| St John Water District 2 | Laplace, LA | 3,702 | 130 | Detected |
| Abita Springs Water System | Abita Springs, LA | 3,693 | 47 | Clean |
| Town of Iowa Water System | Iowa, LA | 3,636 | 39 | Clean |
| Town of Jena Water System | Jena, LA | 3,614 | 41 | Clean |
| Haynesville Water System | Haynesville, LA | 3,600 | 38 | - |
| Forest Hill Utilities | Forest Hill, LA | 3,600 | 23 | Clean |
| West Allen Parish Water System | Reeves, LA | 3,582 | 108 | - |
| Lena Water System Inc | Lena, LA | 3,540 | 27 | Clean |
| Walnut Bayou Water Association | Tallulah, LA | 3,531 | 84 | - |
| River Road Water System | Rayville, LA | 3,510 | 285 | - |
| Arcadia Water System | Arcadia, LA | 3,508 | 60 | Clean |
| Cameron Parish Ww District 11-Sweet Lake | Bell City, LA | 3,507 | 43 | Clean |
| New Carroll Water System | Kilbourne, LA | 3,507 | 108 | Clean |
| Consolidated Waterworks District 2 | Bastrop, LA | 3,498 | 22 | Clean |
| Point Blue/Chataiginer Water System | Ville Platte, LA | 3,471 | 47 | - |