| OLIVIA INN | SLIDELL, LA | 500 | 29 | — |
| WE DAT STOP | HAMMOND, LA | 500 | 34 | — |
| MONTELEONE JR HIGH SCHOOL | COVINGTON, LA | 500 | 7 | — |
| ST. SCHOLASTICA ATHLETIC FIELD | COVINGTON, LA | 500 | 0 | — |
| BOGUE CHITTO STATE PARK- BOTTOMLAND | FRANKLINTON, LA | 500 | 16 | — |
| BISTINEAU STATE PARK #1 | DOYLINE, LA | 500 | 28 | — |
| NORTH WEBSTER PARISH INDUSTRIAL PARK | SPRINGHILL, LA | 500 | 47 | — |
| ST TAM PARISH - ALTON | COVINGTON, LA | 499 | 38 | — |
| THIRSTYS DRIVE THRU | MINDEN, LA | 499 | 0 | — |
| HALFWAY-CARROLL WATER SYSTEM | COUSHATTA, LA | 498 | 44 | — |
| JAMESTOWN FRYEBURG WATER SYSTEM | DUBBERLY, LA | 495 | 10 | — |
| IDA WATER SYSTEM | IDA, LA | 495 | 125 | — |
| ROGERS COMMUNITY WATER SYSTEM INC | JENA, LA | 495 | 50 | — |
| WARD NINE WATER SYSTEM | JUNCTION CITY, LA | 489 | 229 | — |
| ATHENS WATER SYSTEM | ATHENS, LA | 486 | 63 | — |
| GEORGIA-PACIFIC CORPORATION | ZAXHARY, LA | 484 | 2 | — |
| MAGNOLIA-GARDEN HEIGHTS SUBDIVISION WS | DES PERES, LA | 483 | 80 | — |
| ST TAM PARISH - NORTHLAKE BEHAVIORAL | COVINGTON, LA | 480 | 67 | — |
| JUBILEE RV PARK | NEW ORLEANS, LA | 480 | 40 | — |
| OAKLAWN TRACE | SLIDELL, LA | 480 | 16 | — |
| ASCENSION CHRISTIAN SCHOOL | GONZALES, LA | 480 | 14 | — |
| HODGE WATER SYSTEM | HODGE, LA | 479 | 88 | — |
| JOYCE WATER SUPPLY | MANDEVILLE, LA | 474 | 400 | — |
| CARTER PLANTATION | SPRINGFIELD, LA | 472 | 9 | — |
| MAGNOLIA-MARKRIDGE PARK SUBDIVISION | DES PERES, LA | 468 | 46 | — |
| GARDEN HEIGHTS WATER SYSTEM | LAKE CHARLES, LA | 465 | 13 | — |
| MAGNOLIA-BEAU PARTERRE | DES PERES, LA | 462 | 36 | — |
| EAST CROSS WATER SYSTEM | COUSHATTA, LA | 453 | 128 | — |
| DIVERSION WATER - BAYOU ESTATES | PRAIRIEVILLE, LA | 450 | 47 | — |
| EXXONMOBIL PRODUCT SOLUTIONS-PLASTICS | BATON ROUGE, LA | 450 | 0 | — |
| IRISH BAYOU TRAVEL CENTER | PLAQUEMINE, LA | 450 | 7 | — |
| CAJUN HERITAGE RV PARK WATER SYSTEM | BREAUX BRIDGE, LA | 450 | 26 | — |
| SMITH MOBILE HOME VILLAGE WATER SYSTEM | BROOKLYN, LA | 444 | 97 | — |
| MAGNOLIA-SPRING CREEK SUBDIVISION | DES PERES, LA | 444 | 799 | — |
| EXXONMOBIL BATON ROUGE POLYMER | BATON ROUGE, LA | 440 | 20 | — |
| HIDDEN OAKS SUBDIVISION WS | WEST MONROE, LA | 438 | 242 | — |
| CASTOR WATER SYSTEM | CASTOR, LA | 435 | 339 | — |
| BEAR CREEK WATER SYSTEM | QUITMAN, LA | 435 | 30 | — |
| SALINE WATER SYSTEM | SALINE, LA | 429 | 185 | — |
| NORTH HODGE WATER SYSTEM | HODGE, LA | 429 | 104 | — |
| CHEE CHEE BAY WATER SYSTEM | GOLDONNA, LA | 429 | 36 | — |
| LPWDN HOLIDAY MOBILE ESTATES WS | LAFAYETTE, LA | 426 | 3 | — |
| BONITA WATER SYSTEM | BONITA, LA | 426 | 163 | — |
| NORTHWEST WATERWORKS LAKEWOOD VILLAGE | BATON ROUGE, LA | 423 | 2 | — |
| MAGNOLIA-BLEU LAKE HILLS | DES PERES, LA | 420 | 27 | — |
| OAK VILLA MH COMMUNITY | PINEHURST, LA | 420 | 116 | — |
| WALKER COMMUNITY SYSTEM | JONESBORO, LA | 417 | 38 | — |
| RODESSA WATER SYSTEM | RODESSA, LA | 414 | 61 | — |
| DORCHEAT ACRES WATER SYSTEM | SHONGALOO, LA | 411 | 23 | — |
| VILLAGE GUTHRIE SUBDIVISION | LORANGER, LA | 405 | 213 | — |