waterbycounty

Kentucky Water Quality

Drinking water data for all 120 counties.

Avg Water Score

99.8

State Grade

A

Counties with Data

118

of 120 total

All Kentucky Counties

CountyWater Score
Adair County100.0
Allen County100.0
Ballard County100.0
Barren County100.0
Bell County100.0
Boone County100.0
Boyle County100.0
Bracken County100.0
Breckinridge County100.0
Bullitt County100.0
Butler County100.0
Caldwell County100.0
Calloway County100.0
Carlisle County100.0
Casey County100.0
Christian County100.0
Clark County100.0
Daviess County100.0
Elliott County100.0
Estill County100.0
Fayette County100.0
Fleming County100.0
Franklin County100.0
Gallatin County100.0
Garrard County100.0
Grant County100.0
Graves County100.0
Grayson County100.0
Green County100.0
Hancock County100.0
Hardin County100.0
Hart County100.0
Henderson County100.0
Henry County100.0
Hickman County100.0
Jefferson County100.0
Johnson County100.0
Kenton County100.0
Knott County100.0
Larue County100.0
Laurel County100.0
Lawrence County100.0
Lee County100.0
Leslie County100.0
Lewis County100.0
Madison County100.0
Marion County100.0
Marshall County100.0
Mason County100.0
McCracken County100.0
McCreary County100.0
Meade County100.0
Metcalfe County100.0
Morgan County100.0
Nicholas County100.0
Oldham County100.0
Pendleton County100.0
Perry County100.0
Powell County100.0
Pulaski County100.0
Robertson County100.0
Rockcastle County100.0
Scott County100.0
Shelby County100.0
Simpson County100.0
Spencer County100.0
Taylor County100.0
Todd County100.0
Trigg County100.0
Trimble County100.0
Warren County100.0
Washington County100.0
Wayne County100.0
Wolfe County100.0
Bourbon County99.9
Boyd County99.9
Carter County99.9
Clay County99.9
Cumberland County99.9
Greenup County99.9
Jessamine County99.9
Knox County99.9
Lincoln County99.9
Mercer County99.9
Nelson County99.9
Ohio County99.9
Owsley County99.9
Rowan County99.9
Russell County99.9
Woodford County99.9
Anderson County99.8
Carroll County99.8
Clinton County99.8
Fulton County99.8
Harlan County99.8
Harrison County99.8
Hopkins County99.8
Jackson County99.8
Bath County99.7
Logan County99.7
Magoffin County99.7
Martin County99.7
Pike County99.7
Whitley County99.7
Floyd County99.6
Muhlenberg County99.6
Lyon County99.5
Monroe County99.5
Crittenden County99.4
Breathitt County99.3
Menifee County99.3
Montgomery County99.3
Edmonson County99.1
Letcher County99.1
Livingston County98.8
McLean County98.8
Union County97.8
Webster County96.6
Campbell County—
Owen County—

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Data Source

Water quality data sourced from the EPA Safe Drinking Water Information System (SDWIS) via the ECHO enforcement database. Scores reflect compliance history and health-based violation counts.

Disclaimer: This data is informational only. It is not health, legal, or professional advice. For concerns about your specific water supply, contact your local water utility.

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