| PALM BEACH COUNTY WATER UTILITIES | 618,746 | 37 | Detected |
| WEST PALM BEACH WTP | 132,000 | 140 | Detected |
| BOCA RATON WTP | 130,000 | 58 | Detected |
| BOYNTON BEACH PWS | 112,000 | 46 | Detected |
| SEACOAST UTILITIES AUTHORITY | 97,552 | 69 | Clean |
| JUPITER PUBLIC WATER SYSTEM,TOWN OF | 94,929 | 14 | Clean |
| DELRAY BEACH PUBLIC WATER SYSTEM | 69,754 | 34 | Detected |
| WELLINGTON WTP | 56,475 | 19 | Clean |
| LAKE WORTH BEACH UTILITIES | 48,000 | 12 | Detected |
| RIVIERA BEACH UTILITY DISTRICT, CITY OF | 46,762 | 565 | Detected |
| PALM SPRINGS, VILLAGE OF | 32,467 | 28 | Detected |
| PBCWUD - LAKE REGION WTP - SYSTEM 11 | 31,734 | 71 | Clean |
| TEQUESTA PWS, VILLAGE OF | 15,500 | 44 | Detected |
| LANTANA WATER TREATMENT PLANT | 11,558 | 49 | Detected |
| SEMINOLE IMPROVEMENT DISTRICT | 4,993 | 370 | Detected |
| HIGHLAND BEACH WATER PLANT | 4,277 | 14 | Clean |
| VILLAGE OF GOLF | 3,505 | 61 | Clean |
| SEMINOLE MANOR SUBDIVISION | 3,255 | 10 | — |
| ATLANTIS, CITY OF | 3,000 | 12 | Detected |
| LAKE CLARKE SHORES | 2,468 | 26 | — |
| MANGONIA PARK, TOWN OF | 2,410 | 59 | — |
| SEACOAST WEST | 1,975 | 2 | — |
| PALM BEACH PARK OF COMMERCE | 1,892 | 143 | — |
| HYPOLUXO VILLAGE | 1,645 | 9 | — |
| MARALAGO CAY MHP | 1,200 | 58 | — |
| GULFSTREAM, TOWN OF | 1,001 | 11 | — |
| PALM LAKE ESTATES SOUTH | 890 | 70 | — |
| SUGAR CANE GROWERS COOP OF FLORIDA | 850 | 22 | — |
| JUPITER FARMS COMMUNITY ELEMENTARY SCHOO | 825 | 384 | — |
| WHISPERING PINES MHP | 760 | 17 | — |
| OKEELANTA SUGAR MILL | 620 | 2 | — |
| PALM LAKE ESTATES NORTH | 480 | 80 | — |
| MANALAPAN WTP (LEROY C.PASLAY) | 425 | 32 | — |
| BEACON BAPTIST TABERNACLE | 350 | 4 | — |
| JUPITER SEVENTH DAY ADVENTIST CHURCH | 302 | 6 | — |
| OSCEOLA/VERMILLON SUGAR MILL | 300 | 9 | — |
| FIRST BAPTIST CHURCH OF WPB FL INC. | 299 | 7 | — |
| IGLESIA DE ADORACION FAMILIAR | 275 | 18 | — |
| JUPITER MOTOR COACH RV RESORT | 250 | 0 | — |
| EVERGLADES YOUTH CAMP | 240 | 19 | — |
| PELICAN LAKE WATER PLANT | 222 | 46 | — |
| FAITH FARMS MINISTRIES | 175 | 288 | — |
| PINE GROVE VILLAGE | 175 | 88 | — |
| GOLD COAST CHRISTIAN CAMP | 152 | 6 | — |
| LOXAHATCHEE NATIONAL WILDLIFE REFUGE | 150 | 13 | — |
| WEST JUPITER CAMP RESORT RV | 140 | 13 | — |
| ALL STAR KIDS EARLY LEARN.CTR. | 133 | 4 | — |
| ABC MONTESSORI OF JUPITER FARMS | 105 | 11 | — |
| A. DUDA ; SONS,INC(M.HOWELLER) | 100 | 92 | — |
| WPB SHOOTING SPORTS PARK WTP | 94 | 0 | — |