State rankings
Kentucky water-system rankings
Lowest-scoring systems in Kentucky
Ranked lowest score first. Population shown for context.
1 FORT CAMPBELL WATER SYSTEM FT. CAMPBELL, KY · ~43,270 served 15 2 GEORGETOWN MUNICIPAL WATER SERVICE GEORGETOWN, KY · ~44,608 served 34 3 HARRISON CO WATER ASSOC CYNTHIANA, KY · ~16,736 served 46 4 WHITLEY CO WATER DISTRICT WILLIAMSBURG, KY · ~9,825 served 55 5 HARDIN COUNTY WATER DISTRICT #2 ELIZABETHTOWN, KY · ~76,326 served 62 6 CYNTHIANA MUNICIPAL WATER WORKS CYNTHIANA, KY · ~7,263 served 65 7 BIG SANDY WATER DISTRICT CATLETTSBURG, KY · ~13,044 served 67 8 CUMBERLAND FALLS HIGHWAY WATER DISTRICT CORBIN, KY · ~9,498 served 67 9 BEATTYVILLE WATER WORKS BEATTYVILLE, KY · ~8,428 served 67 10 UNION COUNTY WATER DISTRICT MORGANFIELD, KY · ~6,117 served 67 11 STURGIS WATER WORKS STURGIS, KY · ~3,490 served 67 12 LEDBETTER WATER DISTRICT LEDBETTER, KY · ~2,729 served 68 13 LOUISVILLE WATER COMPANY LOUISVILLE, KY · ~764,769 served 70 14 CRITTENDEN-LIVINGSTON CO WATER DISTRICT SALEM, KY · ~9,571 served 71 15 PADUCAH WATER WORKS PADUCAH, KY · ~65,004 served 73 16 CANNONSBURG WATER DISTRICT ASHLAND, KY · ~8,953 served 75 17 FLATWOODS WATER COMPANY FLATWOODS, KY · ~9,649 served 76 18 BUFFALO TRAIL WATER ASSOC MAYSLICK, KY · ~4,514 served 77 19 NORTH NELSON WATER DISTRICT COXS CREEK, KY · ~13,365 served 81 20 WHITESVILLE WATER WORKS WHITESVILLE, KY · ~3,672 served 84 21 GRAND RIVERS WATER SYSTEM GRAND RIVERS, KY · ~3,980 served 85 22 LAKE KISSIMMEE MHP LEXINGTON, KY · ~35 served 85 23 OWENSBORO MUNICIPAL UTILITIES OWENSBORO, KY · ~60,473 served 86 24 E DAVIESS CO WATER ASSOC INC KNOTTSVILLE, KY · ~11,997 served 86 25 CORBIN UTILITIES COMMISSION CORBIN, KY · ~16,065 served 87
Highest-scoring large systems in Kentucky
Systems serving 10,000+ people with the best scores.
1 KENTUCKY-AMERICAN WATER CO LEXINGTON, KY · ~669,042 served 100 2 NORTHERN KENTUCKY WATER DISTRICT FT. THOMAS, KY · ~259,949 served 100 3 WARREN COUNTY WATER DISTRICT BOWLING GREEN, KY · ~91,118 served 100 4 BOONE CO WATER & SEWER DISTRICT BURLINGTON, KY · ~66,300 served 100 5 BOWLING GREEN MUNICIPAL UTILITIES BOWLING GREEN, KY · ~53,601 served 100 6 FRANKFORT PLANT BOARD FRANKFORT, KY · ~52,153 served 100 7 ASHLAND WATER WORKS ASHLAND, KY · ~44,402 served 100 8 MOUNTAIN WATER DIST PIKEVILLE, KY · ~44,057 served 100
Scores reflect EPA public records (violations, enforcement, PFAS), are system-level, and can’t account for your home’s plumbing. See the methodology.