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 |