Water Hardness in Indiana Well Water

In Indiana, water hardness levels average 211.57 mg/L CaCO3, with a maximum recorded level of 538.2 mg/L CaCO3. The EPA limit is 180 mg/L CaCO3. Currently 14.2% of tested wells exceed this limit, affecting approximately 73,840 wells.

Testing for water hardness in Indiana typically costs around $79. If treatment is needed, water treatment systems for water hardness cost approximately $2,684.

The risk level for water hardness in Indiana is rated as moderate. The state average of 211.57 mg/L CaCO3 is 53.1% above the national average of 138.229 mg/L CaCO3.