Water Hardness Kansas
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Water Hardness Kansas

Here are the water hardness values for the cities in Kansas.
City AVG Hardness PPM / mg/L AVG Hardness Grains per Gallon
Kansas City 330 19.3
Lawrence 165 9.7
Lenexa 143 8.4
Manhattan 83 4.9
Olathe 180 10.6
Overland Park 143 8.4
Shawnee 143 8.4
Topeka 190 11.2
Wichita 150 8.8