Water hardness in Kentucky

Typical Kentucky tap water
134mg/L
7.8gpg
Hard

Population-weighted middle value across 62 Kentucky cities in the dataset

People with hard or very hard water
74%
Hardest
Frankfort 199
Softest
Paducah 63

We have hardness numbers for 37 Kentucky cities; 10 of them are county estimates rather than utility figures. Each city page adds the water system's EPA violation record and a softener size for a typical household.

Every Kentucky city on the hardness scale
SoftModerately hardHardVery hard060120180240300360+Louisville: 134 mg/LLexington: 158 mg/LBowling Green: 135 mg/LOwensboro: 116 mg/LCovington: 110 mg/LRichmond: 186 mg/LElizabethtown: 186 mg/LFlorence: 70 mg/LNicholasville: 160 mg/LHopkinsville: 86 mg/LIndependence: 110 mg/LFrankfort: 199 mg/LHenderson: 198 mg/LPaducah: 63 mg/LRadcliff: 186 mg/LAshland: 161 mg/LErlanger: 110 mg/LBurlington: 70 mg/LSt. Matthews: 134 mg/LFort Thomas: 110 mg/LNewport: 110 mg/LAlexandria: 110 mg/LParis: 144 mg/LElsmere: 110 mg/LOakbrook: 70 mg/LFort Mitchell: 110 mg/LEdgewood: 110 mg/LUnion: 70 mg/LVilla Hills: 110 mg/LPikeville: 184 mg/LTaylor Mill: 110 mg/LCold Spring: 110 mg/LHebron: 70 mg/LHighland Heights: 110 mg/LFort Wright: 110 mg/LWalton: 110 mg/LBellevue: 110 mg/LLouisvilleBowling GreenRichmondFlorenceSoftMod.HardVery hard060120180240300360+Louisville: 134 mg/LLexington: 158 mg/LBowling Green: 135 mg/LOwensboro: 116 mg/LCovington: 110 mg/LRichmond: 186 mg/LElizabethtown: 186 mg/LFlorence: 70 mg/LNicholasville: 160 mg/LHopkinsville: 86 mg/LIndependence: 110 mg/LFrankfort: 199 mg/LHenderson: 198 mg/LPaducah: 63 mg/LRadcliff: 186 mg/LAshland: 161 mg/LErlanger: 110 mg/LBurlington: 70 mg/LSt. Matthews: 134 mg/LFort Thomas: 110 mg/LNewport: 110 mg/LAlexandria: 110 mg/LParis: 144 mg/LElsmere: 110 mg/LOakbrook: 70 mg/LFort Mitchell: 110 mg/LEdgewood: 110 mg/LUnion: 70 mg/LVilla Hills: 110 mg/LPikeville: 184 mg/LTaylor Mill: 110 mg/LCold Spring: 110 mg/LHebron: 70 mg/LHighland Heights: 110 mg/LFort Wright: 110 mg/LWalton: 110 mg/LBellevue: 110 mg/LLouisvilleBowling Green

Dot size follows population. Tap a dot for the city page.

0Soft
24Moderately hard
7Hard
6Very hard

Hardest water in Kentucky

  1. Frankfort199
  2. Henderson198
  3. Richmond186
  4. Elizabethtown186
  5. Radcliff186
  6. Pikeville184
  7. Ashland161
  8. Nicholasville160

Softest water in Kentucky

  1. Paducah63
  2. Hebron70
  3. Union70
  4. Oakbrook70
  5. Burlington70
  6. Florence70
  7. Hopkinsville86
  8. Bellevue110

All cities in Kentucky

Citymg/LgpgClassDataEPA health violations
Louisville1347.8HardUtility report0
Lexington1589.2HardUtility report0
Bowling Green1357.9HardUtility report0
Owensboro1166.8Moderately hardCounty estimate0
Covington1106.4Moderately hardUtility report0
Richmond18610.9Very hardCounty estimate1
Elizabethtown18610.8Very hardCounty estimate–
Florence704.1Moderately hardUtility report0
Nicholasville1609.3HardCounty estimate1
Hopkinsville865.0Moderately hardCounty estimate–
Independence1106.4Moderately hardUtility report0
Frankfort19911.6Very hardCounty estimate0
Henderson19811.6Very hardCounty estimate2
Paducah633.7Moderately hardCounty estimate0
Radcliff18610.8Very hardCounty estimate–
Ashland1619.4HardCounty estimate6
Erlanger1106.4Moderately hardUtility report0
Burlington704.1Moderately hardUtility report0
St. Matthews1347.8HardUtility report0
Fort Thomas1106.4Moderately hardUtility report0
Newport1106.4Moderately hardUtility report0
Alexandria1106.4Moderately hardUtility report0
Paris1448.4HardUtility report8
Elsmere1106.4Moderately hardUtility report0
Oakbrook704.1Moderately hardUtility report0
Fort Mitchell1106.4Moderately hardUtility report0
Edgewood1106.4Moderately hardUtility report0
Union704.1Moderately hardUtility report28
Villa Hills1106.4Moderately hardUtility report0
Pikeville18410.8Very hardUtility report12
Taylor Mill1106.4Moderately hardUtility report0
Cold Spring1106.4Moderately hardUtility report0
Hebron704.1Moderately hardUtility report0
Highland Heights1106.4Moderately hardUtility report0
Fort Wright1106.4Moderately hardUtility report0
Walton1106.4Moderately hardUtility report0
Bellevue1106.4Moderately hardUtility report0

Questions

Is Kentucky water hard?

The typical Kentucky resident gets about 134 mg/L (7.8 gpg), which is hard. About 74% of people in the cities we track have hard or very hard water.

Which city in Kentucky has the hardest water?

Among 37 cities with pages here, Frankfort is highest at 199 mg/L.

Which city in Kentucky has the softest water?

Paducah, at 63 mg/L.

Other states

Hardness data: TapWaterData US Water Hardness, CC BY 4.0. Population: US Census Bureau. Violations: EPA ECHO. How we use them.