Kentucky Drinking Water Compliance Records
373 water systems serving 5,054,146 people. 15,254 historical EPA violation records in the Q2 2026 snapshot.
TapScore Compliance-History Grades
A
235
63%
B
49
13%
C
51
14%
D
31
8%
F
7
2%
373
Water Systems
5,054,146
Population Served
15,254
Historical Records
2,354
Health-Based (All Years)
Systems With the Most Recent EPA Records
FLEMING-NEON WATER COMPANY
3,212 served134 historical records64 recent
C
PROVIDENCE WATER WORKS
4,538 served105 historical records33 recent
F
LYNCH WATER WORKS
1,078 served83 historical records17 recent
D
BEATTYVILLE WATER WORKS
8,428 served86 historical records17 recent
C
BARLOW WATER SYSTEM
1,040 served83 historical records16 recent
C
SMITHLAND WATER & SEWER
989 served92 historical records14 recent
F
STURGIS WATER WORKS
3,490 served116 historical records11 recent
F
NORTH MANCHESTER WATER ASSOC
5,332 served21 historical records11 recent
D
EDMONSON CO WATER DISTRICT
17,848 served120 historical records10 recent
F
HICKMAN WATER DEPARTMENT
3,191 served87 historical records10 recent
D
Large Systems With No Recent Records
LOUISVILLE WATER COMPANY
806,997 served81 historical records
A
KENTUCKY-AMERICAN WATER CO
669,042 served7 historical records
A
NORTHERN KENTUCKY WATER DISTRICT
259,949 served142 historical records
A
WARREN COUNTY WATER DISTRICT
91,118 served121 historical records
A
HARDIN COUNTY WATER DISTRICT #2
76,326 served8 historical records
A
BOONE CO WATER & SEWER DISTRICT
66,300 served11 historical records
A
PADUCAH WATER WORKS
65,004 served35 historical records
A
OWENSBORO MUNICIPAL UTILITIES
60,473 served130 historical records
A
BOWLING GREEN MUNICIPAL UTILITIES
53,601 served1 historical record
A
FRANKFORT PLANT BOARD
52,153 served57 historical records
A
Largest Water Systems in Kentucky
| Water System | Grade | Population | Historical Records |
|---|---|---|---|
| LOUISVILLE WATER COMPANY | A | 806,997 | 81 |
| KENTUCKY-AMERICAN WATER CO | A | 669,042 | 7 |
| NORTHERN KENTUCKY WATER DISTRICT | A | 259,949 | 142 |
| WARREN COUNTY WATER DISTRICT | A | 91,118 | 121 |
| HARDIN COUNTY WATER DISTRICT #2 | A | 76,326 | 8 |
| BOONE CO WATER & SEWER DISTRICT | A | 66,300 | 11 |
| PADUCAH WATER WORKS | A | 65,004 | 35 |
| OWENSBORO MUNICIPAL UTILITIES | A | 60,473 | 130 |
| BOWLING GREEN MUNICIPAL UTILITIES | A | 53,601 | 1 |
| FRANKFORT PLANT BOARD | A | 52,153 | 57 |
| GEORGETOWN MUNICIPAL WATER SERVICE | A | 44,608 | 27 |
| ASHLAND WATER WORKS | A | 44,402 | 99 |
| MOUNTAIN WATER DIST | D | 44,057 | 72 |
| HOPKINSVILLE WATER ENVIRONMENT AUTHORITY | A | 41,350 | 41 |
| OLDHAM COUNTY WATER DISTRICT | A | 38,409 | 8 |
| GLASGOW WATER COMPANY | A | 36,766 | 55 |
| RICHMOND UTILITIES | C | 35,640 | 18 |
| NICHOLASVILLE WATER DEPARTMENT | A | 35,266 | 95 |
| MCCREARY COUNTY WATER DISTRICT | A | 34,439 | 23 |
| DAVIESS CO WATER DISTRICT | A | 33,655 | 2 |
Contaminants in Kentucky
Lead in KentuckyArsenic in KentuckyNitrate in KentuckyFluoride in KentuckyPFOS in KentuckyPFOA in KentuckyTHMs in KentuckyHAA5 in Kentucky
Cities in Kentucky
LOUISVILLE(1)LEXINGTON(3)FT. THOMAS(1)BOWLING GREEN(4)OWENSBORO(2)ELIZABETHTOWN(1)SOMERSET(3)LONDON(5)RICHMOND(3)BURLINGTON(3)FRANKFORT(4)PADUCAH(1)HOPKINSVILLE(2)RADCLIFF(2)PIKEVILLE(2)ASHLAND(2)NICHOLASVILLE(3)HENDERSON(3)CAMPBELLSVILLE(2)GEORGETOWN(1)BUCKNER(1)WINCHESTER(2)GLASGOW(1)WHITLEY CITY(1)MOREHEAD(3)BRADENBURG(1)DANVILLE(1)FRANKLIN(1)BENTON(3)BARDSTOWN(1)FLORENCE(1)LEITCHFIELD(2)SEDALIA(2)HAZARD(2)PRESTONSBURG(1)MURRAY(2)MAYFIELD(7)CORBIN(2)BARBOURVILLE(2)BEREA(2)PAINTSVILLE(1)CYNTHIANA(2)LEBANON(2)SHELBYVILLE(1)MT WASHINGTON(1)SCOTTSVILLE(2)LAWRENCEBURG(2)BAGDAD(2)GREENVILLE(2)GRAYSON(2)TAYLORSVILLE(1)FORT CAMPBELL(1)MT STERLING(3)MONTICELLO(1)VERSAILLES(2)CADIZ(2)HORSE CAVE(2)CRITTENDEN(1)HARTFORD(2)LANCASTER(2)HARDINSBURG(1)BROWNSVILLE(1)MAYSVILLE(2)CAMPBELLSBURG(1)PINEVILLE(3)MANCHESTER(2)WILLIAMSBURG(3)GRENNSBURG(1)MCDOQWELL(1)MCKEE(2)LIBERTY(2)FALMOUTH(4)FLEMINGSBURG(2)PARIS(1)MIDDLESBORO(2)COXS CREEK(1)SPRINGFIELD(1)CATLETTSBURG(1)PRINCETON(2)MT VERNON(1)ELKTON(2)EUBANK(1)GREENUP(1)KNOTTSVILLE(1)SALYERSVILLE(2)MORGANFIELD(2)SALEM(2)HODGENVILLE(2)RUSSELLVILLE(2)SALT LICK(1)LAGRANGE(1)JACKSON(3)WEST LIBERTY(2)BAXTER(8)SALVISA(1)CAVE CITY(3)VICCO(2)BURKESVILLE(2)FLATWOODS(1)HYDEN(1)