Water Hardness Indiana
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Water Hardness Indiana

Here are the water hardness values for the cities in Indiana.
City AVG Hardness PPM / mg/L AVG Hardness Grains per Gallon
Boone County 270 15.8
Calumet 117 6.9
Carmel 171 10
Center 275 16.1
Center 344 20.2
Clay 307.8 18
Columbus 303.5 17.8
Evansville 134 7.9
Fairfield 350.5 20.5
Fall Creek 305 17.9
Fishers 305 17.9
Fort Wayne 113.8 6.7
Franklin 275 16.1
Gary 148 8.7
Greenwood 342 20
Hammond 162.5 9.6
Harrison 326 19.1
Indianapolis 275 16.1
Jeffersonville 191 11.2
Knight 134 7.9
Kokomo 320 18.8
Lafayette 350.5 20.5
Mishawaka 324.9 19
Muncie 344 20.2
New Albany 191 11.2
Noblesville 353 20.7
Noblesville 353 20.7
North 139 8.2
Penn 349 20.5
Perry 275 16.1
Perry 275 16.1
Pike 275 16.1
Pleasant 342 20
Ross 148 8.7
South Bend 349 20.5
St. Joseph 113.8 6.7
Terre Haute 326 19.1
Wabash 414 24.3
Warren 275 16.1
Washington 275 16.1
Wayne 275 16.1
Wayne 305 17.9
West Lafayette 376 22
White River 275 16.1