| CREEK PLACE APARTMENTS | | 100 | 0.0780 mg/L |
| CAMERON PARISH WW DISTRICT 7 | | 576 | 0.0506 mg/L |
| HILLCREST / SNEAD APARTMENTS | | 60 | 0.0354 mg/L |
| ARCHIBALD WATER SYSTEM | | 4,200 | 0.0344 mg/L |
| WEST HWY 80 ARK ROAD WS | | 14,649 | 0.0340 mg/L |
| LAKEVIEW WATER SYSTEM | | 2,025 | 0.0320 mg/L |
| TAYLOR WATER SYSTEM | | 318 | 0.0290 mg/L |
| CAJUN MOBILE HOME PARK WATER SYSTEM | | 168 | 0.0270 mg/L |
| LAFAYETTE MHP LLC | | 188 | 0.0258 mg/L |
| ST TAM PARISH - NORTHLAKE BEHAVIORAL | | 480 | 0.0253 mg/L |
| UTILITIES INC - NORTH FOLSOM HILLS | | 81 | 0.0246 mg/L |
| VERNON PARISH WATER AND SEWER COMMISSION | | 5,295 | 0.0243 mg/L |
| MIDWAY WATER SYSTEM INC | | 192 | 0.0241 mg/L |
| CALCASIEU WW #14 WARD 5 | | 3,150 | 0.0226 mg/L |
| TALLULAH WATER SYSTEM | | 8,601 | 0.0211 mg/L |
| LINCOLN PARISH WATERWORKS DISTRICT #1 | | 570 | 0.0210 mg/L |
| LASALLE WATERWORKS DISTRICT 1 | | 3,240 | 0.0204 mg/L |
| VILLAGE OF FISHER WATER SYSTEM | | 348 | 0.0180 mg/L |
| WOODSIDE MHP | | 150 | 0.0180 mg/L |
| VILLAGE OF CONVERSE WATER SYSTEM | | 561 | 0.0179 mg/L |
| AVOYELLES WARD ONE WATER SYSTEM INC | | 3,726 | 0.0169 mg/L |
| VILLAGE OF MOORINGSPORT WATER SYSTEM | | 999 | 0.0168 mg/L |
| VILLAGE OF BRYCELAND WATER SYSTEM | | 342 | 0.0168 mg/L |
| GRAMBLING STATE UNIVERSITY WS | | 6,000 | 0.0160 mg/L |
| UNION GROVE WATER SYSTEM | | 456 | 0.0160 mg/L |
| PALMETTO WATER WORKS INC | | 285 | 0.0159 mg/L |
| CHEE CHEE BAY WATER SYSTEM | | 429 | 0.0157 mg/L |
| VILLAGE OF FENTON WATER SYSTEM | | 226 | 0.0156 mg/L |
| SANDY LAKE WATER SUPPLY | | 3,141 | 0.0150 mg/L |
| CITY OF MANSFIELD WATER SYSTEM | | 7,512 | 0.0148 mg/L |
| VILLAGE OF SUN WATER SUPPLY | | 726 | 0.0146 mg/L |
| TOWN OF VIVIAN WATER SYSTEM | | 4,050 | 0.0146 mg/L |
| VETERANS ADMINISTRATION | | 1,330 | 0.0145 mg/L |
| EASTERN LOUISIANA MENTAL HEALTH SYSTEMS | | 1,600 | 0.0143 mg/L |
| ST TAM PARISH - LAKE HILLS VILLAGE | | 88 | 0.0142 mg/L |
| BROUILLETTE WATER SYSTEM INC | | 3,732 | 0.0140 mg/L |
| EAST COLUMBIA WATER SYSTEM | | 2,829 | 0.0140 mg/L |
| DIVERSION WATER- WATER FRONT WEST | | 1,548 | 0.0140 mg/L |
| VILLAGE OF HARRISONBURG WATER SYSTEM | | 1,530 | 0.0140 mg/L |
| ST MARYS WATER SYSTEM | | 294 | 0.0140 mg/L |
| QUAIL RIDGE ESTATES WATER SYSTEM | | 1,119 | 0.0137 mg/L |
| MARTIN WATER SYSTEM | | 1,350 | 0.0136 mg/L |
| VILLAGE OF WILSON WATER SYSTEM | | 744 | 0.0136 mg/L |
| VILLAGE OF HEFLIN WATER SYSTEM | | 504 | 0.0136 mg/L |
| CITY OF GONZALES WATER SYSTEM | | 16,806 | 0.0134 mg/L |
| DIVERSION WATER - CHINQUAPIN | | 327 | 0.0134 mg/L |
| VILLAGE OF IDA WATER SYSTEM | | 495 | 0.0132 mg/L |
| CITY OF JEANERETTE WATER SYSTEM | | 6,189 | 0.0130 mg/L |
| DARBONNE WS NORTH | | 3,186 | 0.0130 mg/L |
| LUCKY WATERWORKS | | 315 | 0.0130 mg/L |
| TOWN OF ROSEPINE WATER SYSTEM | | 2,427 | 0.0130 mg/L |
| VILLA FELICIANA MEDICAL COMPLEX | | 726 | 0.0129 mg/L |
| MONTEREY RURAL WATER SYSTEM INC | | 5,250 | 0.0126 mg/L |
| ST CHARLES MOBILE HOME PARK | | 175 | 0.0126 mg/L |
| CONSOLIDATED WATERWORKS DISTRICT 2 | | 3,498 | 0.0124 mg/L |
| TOWN OF CAMPTI WATER SYSTEM | | 1,515 | 0.0124 mg/L |
| ST MARTIN INDUSTRIAL PARK WATER SYSTEM | | 150 | 0.0122 mg/L |
| TOWN OF FERRIDAY WATER SYSTEM | | 3,816 | 0.0122 mg/L |
| OAK MEADOWS SUBDIVISION WATER SYSTEM | | 318 | 0.0120 mg/L |
| TOWN OF OAK GROVE WATER SYSTEM | | 2,955 | 0.0120 mg/L |
| ST TAM PARISH-MADISONVILLE WOODS | | 87 | 0.0116 mg/L |
| VILLAGE OF BONITA WATER SYSTEM | | 426 | 0.0115 mg/L |
| EAST CENTRAL VERNON WATER SYSTEM | | 6,363 | 0.0114 mg/L |
| FOUR FORKS WATER SYSTEM | | 609 | 0.0114 mg/L |
| VILLAGE OF CLAYTON WATER SYSTEM | | 723 | 0.0114 mg/L |
| PENDLETON WATER ASSOCIATION | | 2,634 | 0.0112 mg/L |
| 29 PALMS TRAILER PARK | | 25 | 0.0112 mg/L |
| OAK RIVER ESTATES | | 25 | 0.0112 mg/L |
| TOWN OF MAURICE WATER SYSTEM | | 3,450 | 0.0110 mg/L |
| MAITLAND WATER WORKS DISTRICT | | 900 | 0.0110 mg/L |
| VILLAGE OF NOBLE WATER SYSTEM | | 549 | 0.0110 mg/L |
| LAKEVIEW ESTATES SUBD WS | | 120 | 0.0110 mg/L |
| BOGUE-LUSA WATER WORKS DISTRICT | | 4,200 | 0.0109 mg/L |
| TOWN OF ST JOSEPH WATER SYSTEM | | 1,332 | 0.0108 mg/L |
| TOWN OF KENTWOOD WATER SYSTEM | | 2,205 | 0.0107 mg/L |
| RICHLAND HEIGHTS SUBD WATER SYSTEM | | 30 | 0.0107 mg/L |
| DESOTO PARISH WATER WORKS DISTRICT 1 | | 7,173 | 0.0107 mg/L |
| EAST CARROLL WS NORTH | | 45 | 0.0106 mg/L |
| TOWN OF MARINGOUIN | | 3,300 | 0.0105 mg/L |
| SLIGO WATER SYSTEM INCORPORATED | | 2,850 | 0.0105 mg/L |
| FORT POLK NORTH WATER SYSTEM | | 9,420 | 0.0103 mg/L |
| CLEARVIEW MOBILE HOME PARK | | 141 | 0.0103 mg/L |
| VILLAGE OF EROS WATER SYSTEM | | 318 | 0.0103 mg/L |
| GILLIS LONG CENTER | | 600 | 0.0102 mg/L |
| PINE HILL WATER SYSTEM | | 729 | 0.0102 mg/L |
| SALEM WATER SYSTEM | | 753 | 0.0102 mg/L |
| BUCKEYE WATER DISTRICT 50 | | 12,078 | 0.0101 mg/L |
| BAYOU TECHE WATER WORKS | | 10,137 | 0.0100 mg/L |
| INTRACOASTAL WATER SYSTEM WEST | | 6,489 | 0.0100 mg/L |
| TOWN OF GREENWOOD WATER SYSTEM | | 5,205 | 0.0100 mg/L |
| SOUTH OAKDALE WATER SYSTEM | | 1,434 | 0.0100 mg/L |
| NEW ORLEANS CARROLLTON WATER WORKS | | 334,903 | 0.010 mg/L |
| BEEKMAN WATER SYSTEM | | 1,275 | 0.0098 mg/L |
| HOLMESVILLE WATER SYSTEM | | 2,406 | 0.0098 mg/L |
| LAWCO - DEQUINCY WATER SYSTEM | | 5,370 | 0.0098 mg/L |
| MIRE BRANCH WATER CORPORATION | | 9,480 | 0.0098 mg/L |
| BELLE PLACE TRAILER PARK WATER SYSTEM | | 330 | 0.0098 mg/L |
| CALCASIEU PARISH WW DISTRICT NO 5 | | 5,088 | 0.0097 mg/L |
| SANDY POINT 480 WATER SYSTEM | | 654 | 0.0097 mg/L |
| ROYAL MOBILE ESTATES WATER SYSTEM | | 141 | 0.0095 mg/L |