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Kentucky Tap Water Quality

EPA water quality data for 150 community water systems serving 3,427,485+ people in Kentucky. Click any system to see violations, lead testing results, and a safety grade.

Cities in Kentucky

LouisvilleLexington
LOUISVILLE WATER COMPANY LOUISVILLE, KY · 764,769 people · Surface Water KENTUCKY-AMERICAN WATER CO LEXINGTON, KY · 669,042 people · Surface Water NORTHERN KENTUCKY WATER DISTRICT FT. THOMAS, KY · 259,949 people · Surface Water HARDIN COUNTY WATER DISTRICT #2 ELIZABETHTOWN, KY · 76,326 people · Surface Water BOONE CO WATER & SEWER DISTRICT BURLINGTON, KY · 66,300 people · Surface Water Purchased OWENSBORO MUNICIPAL UTILITIES OWENSBORO, KY · 60,473 people · Groundwater FRANKFORT PLANT BOARD FRANKFORT, KY · 52,153 people · Surface Water ASHLAND WATER WORKS ASHLAND, KY · 44,402 people · Surface Water HOPKINSVILLE WATER ENVIRONMENT AUTHORITY HOPKINSVILLE, KY · 41,350 people · Surface Water GLASGOW WATER COMPANY GLASGOW, KY · 36,766 people · Surface Water NICHOLASVILLE WATER DEPARTMENT NICHOLASVILLE, KY · 35,266 people · Surface Water DAVIESS CO WATER DISTRICT OWENSBORO, KY · 33,655 people · Groundwater Purchased DANVILLE CITY WATER WORKS DANVILLE, KY · 32,600 people · Surface Water HENDERSON WATER UTILITY/NORTH HENDERSON, KY · 31,705 people · Surface Water HARDIN COUNTY WATER DISTRICT #1 RADCLIFF, KY · 30,230 people · Surface Water WINCHESTER MUNICIPAL UTILITIES WINCHESTER, KY · 29,823 people · Surface Water FLORENCE WATER & SEWER FLORENCE, KY · 29,351 people · Surface Water Purchased MADISONVILLE LIGHT & WATER SEDALIA, KY · 28,102 people · Surface Water PRESTONSBURG CITY UTILITIES PRESTONSBURG, KY · 26,788 people · Surface Water MURRAY WATER SYSTEM MURRAY, KY · 26,302 people · Groundwater PAINTSVILLE MUNICIPAL WATER WORKS PAINTSVILLE, KY · 24,354 people · Surface Water MT WASHINGTON WATER COMPANY MT WASHINGTON, KY · 23,760 people · Surface Water Purchased HARDIN CO. WATER DIST #1/FT. KNOX RADCLIFF, KY · 23,600 people · Surface Water Purchased COLUMBIA/ADAIR UTILITIES DISTRICT CAMPBELLSVILLE, KY · 22,113 people · Surface Water FORT CAMPBELL FORT CAMPBELL, KY · 22,000 people · Groundwater Purchased BULLOCK PEN WATER DISTRICT CRITTENDEN, KY · 20,048 people · Surface Water GRAYSON COUNTY WATER DISTRICT LEITCHFIELD, KY · 20,033 people · Surface Water HARDINSBURG RO WTP HARDINSBURG, KY · 18,437 people · Groundwater EDMONSON CO WATER DISTRICT BROWNSVILLE, KY · 17,848 people · Surface Water HENRY COUNTY WATER DISTRICT #2 CAMPBELLSBURG, KY · 17,716 people · Groundwater HENDERSON COUNTY WATER DISTRICT HENDERSON, KY · 17,447 people · Surface Water Purchased GREEN RIVER VALLEY WATER DISTRICT HORSE CAVE, KY · 17,431 people · Surface Water CHRISTIAN CO WATER DISTRICT HOPKINSVILLE, KY · 17,248 people · Surface Water Purchased LAUREL CO WATER DISTRICT #2 LONDON, KY · 16,899 people · Surface Water HARRISON CO WATER ASSOC CYNTHIANA, KY · 16,736 people · Surface Water Purchased PINEVILLE WATER SYSTEM PINEVILLE, KY · 16,573 people · Surface Water BARBOURVILLE UTILITIES BARBOURVILLE, KY · 16,420 people · Surface Water ALLEN COUNTY WATER DISTRICT SCOTTSVILLE, KY · 16,398 people · Surface Water Purchased EAST LAUREL WATER DISTRICT LONDON, KY · 16,062 people · Surface Water Purchased GREEN TAYLOR WATER DISTRICT GRENNSBURG, KY · 15,497 people · Surface Water Purchased SOUTHERN WATER & SEWER DISTRICT MCDOQWELL, KY · 15,110 people · Surface Water WOOD CREEK WATER DISTRICT LONDON, KY · 14,892 people · Surface Water WEST LAUREL WATER ASSOC INC LONDON, KY · 14,878 people · Surface Water Purchased GARRARD CO WATER ASSOC INC LANCASTER, KY · 14,806 people · Surface Water Purchased LAWRENCEBURG WATER & SEWER DEPT LAWRENCEBURG, KY · 14,748 people · Surface Water BUTLER COUNTY WATER SYSTEM INC BOWLING GREEN, KY · 14,256 people · Surface Water PARIS WATER WORKS PARIS, KY · 14,139 people · Surface Water JACKSON CO WATER ASSOCIATION MCKEE, KY · 13,629 people · Surface Water BIG SANDY WATER DISTRICT CATLETTSBURG, KY · 13,044 people · Surface Water Purchased EAST CASEY CO WATER DISTRICT LIBERTY, KY · 12,460 people · Surface Water Purchased MAYFIELD ELECTRIC & WATER MAYFIELD, KY · 12,379 people · Groundwater GREENUP WATER SYSTEM GREENUP, KY · 12,193 people · Surface Water WATER SERVICE CORPORATION OF KENTUCKY MIDDLESBORO, KY · 12,022 people · Surface Water E DAVIESS CO WATER ASSOC INC KNOTTSVILLE, KY · 11,997 people · Groundwater Purchased RATTLESNAKE RIDGE WATER DISTRICT GRAYSON, KY · 11,397 people · Surface Water MANCHESTER WATER WORKS MANCHESTER, KY · 11,349 people · Surface Water GRAYSON UTILITY COMMISSION GRAYSON, KY · 10,950 people · Surface Water BATH COUNTY WATER DISTRICT SALT LICK, KY · 10,083 people · Surface Water Purchased FLEMING CO WATER ASSOCIATION FLEMINGSBURG, KY · 9,693 people · Surface Water Purchased FLATWOODS WATER COMPANY FLATWOODS, KY · 9,649 people · Surface Water Purchased ESTILL CO WATER DISTRICT IRVINE,, KY · 9,501 people · Surface Water Purchased LARUE COUNTY WATER DISTRICT #1 HODGENVILLE, KY · 9,062 people · Surface Water Purchased ALBANY WATER WORKS ALBANY, KY · 9,042 people · Surface Water CANNONSBURG WATER DISTRICT ASHLAND, KY · 8,953 people · Surface Water Purchased LONDON UTILITY COMMISSION LONDON, KY · 8,855 people · Surface Water JESSAMINE S ELKHORN WATER DIST NICHOLASVILLE, KY · 8,826 people · Surface Water Purchased OAK GROVE UTILITIES OFFICE OAK GROVE, KY · 8,762 people · Surface Water Purchased SOUTH HOPKINS WATER DISTRICT DAWSON SPRINGS, KY 42408, KY · 8,440 people · Surface Water Purchased LEITCHFIELD WATER WORKS LEITCHFIELD, KY · 8,438 people · Surface Water BEATTYVILLE WATER WORKS BEATTYVILLE, KY · 8,428 people · Surface Water SO ANDERSON WATER DISTRICT LAWRENCEBURG, KY · 8,417 people · Surface Water Purchased KNOX COUNTY UTILITY COMMISSION BARBOURVILLE, KY · 8,313 people · Surface Water LOUISA WATER DEPARTMENT LOUISA, KY · 8,236 people · Surface Water FARMDALE WATER DISTRICT FRANKFORT, KY · 8,203 people · Surface Water Purchased EAST CLARK CO WATER DISTRICT WINCHESTER, KY · 7,366 people · Surface Water Purchased CYNTHIANA MUNICIPAL WATER WORKS CYNTHIANA, KY · 7,263 people · Surface Water CUMBERLAND CO WATER DISTRICT BURKESVILLE, KY · 7,099 people · Surface Water Purchased KNOTT CO WATER & SEWER DISTRICT VICCO, KY · 7,056 people · Surface Water PRINCETON WATER & SEWER COMMISSION PRINCETON, KY · 7,007 people · Surface Water SCOTTSVILLE WATER DEPARTMENT SCOTTSVILLE, KY · 6,864 people · Surface Water CARROLLTON UTILITIES CARROLLTON, KY · 6,851 people · Groundwater JESSAMINE CO WATER DISTRICT #1 NICHOLASVILLE, KY · 6,831 people · Surface Water Purchased CITY OF SOUTH SHORE WATER WORKS SOUTH SHORE, KY · 6,798 people · Surface Water Purchased VINE GROVE WATER DEPARTMENT VINE GROVE, KY · 6,703 people · Surface Water Purchased BRACKEN COUNTY WATER DISTRICT BROOKSVILLE, KY · 6,456 people · Groundwater Purchased OLIVE HILL MUNICIPAL WATER WORKS OLIVE HILL, KY · 6,192 people · Surface Water CALDWELL COUNTY WATER DISTRICT PRINCETON, KY · 6,000 people · Surface Water Purchased CARROLL CO WATER DISTRICT #1 GHENT, KY · 5,934 people · Groundwater GALLATIN COUNTY WATER DISTRICT SPARTA, KY · 5,860 people · Groundwater WILMORE WATER WORKS WILMORE, KY · 5,762 people · Surface Water IRVINE MUNICIPAL UTILITIES IRVINE, KY · 5,649 people · Surface Water WILLIAMSTOWN MUNICIPAL WATER DEPT DRY RIDGE, KY · 5,495 people · Surface Water NORTH MANCHESTER WATER ASSOC MANCHESTER, KY · 5,332 people · Surface Water Purchased RUSSELL WATER COMPANY RUSSELL, KY · 5,181 people · Surface Water BREATHITT CO WATER DISTRICT JACKSON, KY · 5,068 people · Surface Water Purchased GRAVES CO WATER DIST - CONSUMERS MAYFIELD, KY · 5,016 people · Groundwater Purchased MAMMOTH CAVE/CENTRAL SYSTEM CAVE CITY, KY · 5,000 people · Surface Water Purchased JACKSON MUNICIPAL WATER WORKS JACKSON, KY · 4,704 people · Surface Water NEBO WATER DISTRICT NEBO, KY · 4,702 people · Surface Water Purchased FULTON MUNICIPAL WATER SYSTEM FULTON, KY · 4,662 people · Groundwater HODGENVILLE WATER WORKS MAGNOLIA, KY · 4,629 people · Surface Water FLEMINGSBURG UTILITY SYSTEM FLEMINGSBURG, KY · 4,583 people · Surface Water HARLAN MUNICIPAL WATER WORKS HARLAN, KY · 4,574 people · Surface Water LANCASTER WATER WORKS LANCASTER, KY · 4,573 people · Surface Water CAWOOD WATER DISTRICT CAWOOD, KY · 4,428 people · Surface Water SHARPSBURG WATER DISTRICT SHARPSBURG, KY · 4,332 people · Surface Water Purchased PARKSVILLE WATER DISTRICT PARKSVILLE, KY · 4,261 people · Surface Water Purchased WALTON WATERWORKS DEPARTMENT WALTON, KY · 4,173 people · Surface Water Purchased GRAVES CO WATER DIST - HICKORY MAYFIELD, KY · 4,069 people · Groundwater NORTH HOPKINS WATER DISTRICT MADISONVILLE, KY · 3,725 people · Surface Water Purchased WHITESVILLE WATER WORKS WHITESVILLE, KY · 3,672 people · Groundwater Purchased SANDY HOOK WATER DISTRICT SANDY HOOK, KY · 3,528 people · Groundwater PEAKS MILL WATER DISTRICT FRAKFORT, KY · 3,268 people · Surface Water Purchased CAVELAND ENVIRONMENTAL AUTHORITY, INC. CAVE CITY, KY · 3,264 people · Surface Water Purchased LEWISPORT MUNICIPAL WATER WORKS LEWISPORT, KY · 3,249 people · Groundwater HAWESVILLE WATER WORKS HAWESVILLE, KY · 3,225 people · Groundwater RACELAND WATER SYSTEM RACELAND, KY · 3,201 people · Surface Water Purchased HICKMAN WATER DEPARTMENT HICKMAN, KY · 3,191 people · Groundwater CORINTH WATER DISTRICT CORINTH, KY · 3,139 people · Surface Water Purchased EVARTS MUNICIPAL WATER PLANT EVARTS, KY · 3,059 people · GWUDI MARION WATER DEPARTMENT MARION, KY · 3,039 people · Surface Water NORTH MCLEAN CO WATER DISTRICT LIVERMORE, KY · 2,934 people · Surface Water Purchased LEBANON JUNCTION WATER WORKS LEBANON JUNCTION, KY · 2,866 people · Surface Water Purchased CUMBERLAND MUNICIPAL WATER WORKS CUMBERLAND, KY · 2,843 people · Surface Water HORSE CAVE WATER SYSTEM HORSE CAVE, KY · 2,744 people · Surface Water Purchased DAWSON SPRINGS WATER & SEWER DAWSON SPRINGS, KY · 2,631 people · Surface Water MORGANTOWN WATER SYSTEM MORGANTOWN, KY · 2,628 people · Surface Water NORTONVILLE WATER WORKS NORTONVILLE, KY · 2,611 people · Groundwater BURKESVILLE WATER WORKS BURKESVILLE, KY · 2,566 people · Surface Water EMINENCE WATER WORKS EMINENCE, KY · 2,554 people · Groundwater Purchased DRY RIDGE WATER WORKS COMMISSION DRY RIDGE, KY · 2,400 people · Surface Water Purchased GREENSBURG WATER WORKS GREENSBURG, KY · 2,396 people · Surface Water OWINGSVILLE WATER WORKS OWINGSVILLE, KY · 2,307 people · Surface Water Purchased LIBERTY WATER WORKS LIBERTY, KY · 2,302 people · Surface Water DEXTER ALMO HEIGHTS WATER DISTRICT ALMO, KY · 2,275 people · Groundwater Purchased HANSON WATER SYSTEM HANSON, KY · 2,157 people · Surface Water Purchased MUNFORDVILLE WATER DEPT BONNIEVILLE, KY · 2,109 people · Surface Water Purchased NEW CASTLE WATER WORKS NEW CASTLE, KY · 2,100 people · Groundwater Purchased WARSAW WATER WORKS WARSAW, KY · 1,988 people · Groundwater BLACK MTN UTILITY/DAYHOIT BAXTER, KY · 1,954 people · Surface Water Purchased BLACK MTN UTILITY/ROSSPOINT BAXTER, KY · 1,889 people · Surface Water Purchased HINDMAN MUN WATER WORKS HINDMAN, KY · 1,883 people · Surface Water Purchased WHITE PLAINS WATER SYSTEM WHITE PLAINS, KY · 1,871 people · Groundwater GRAVES CO WATER DIST - SOUTH GRAVES MAYFIELD, KY · 1,844 people · Groundwater WURTLAND WATER DEPARTMENT WURTLAND, KY · 1,815 people · Surface Water Purchased SYMSONIA WATER DISTRICT SYMSONIA, KY · 1,810 people · Groundwater KEVIL WATER DEPARTMENT KEVIL, KY · 1,782 people · Groundwater EARLINGTON WATER & SEWER EARLINGTON, KY · 1,708 people · Surface Water Purchased AUGUSTA REGIONAL WTP AUGUSTA, KY · 1,690 people · Groundwater WORTHINGTON MUNICIPAL WATER WORKS WORTHINGTON, KY · 1,673 people · Groundwater