Water Hardness in Connecticut Well Water

In Connecticut, water hardness levels average 128.37 mg/L CaCO3, with a maximum recorded level of 343.78 mg/L CaCO3. The EPA limit is 180 mg/L CaCO3. Currently 4.9% of tested wells exceed this limit, affecting approximately 28,420 wells.

Testing for water hardness in Connecticut typically costs around $110. If treatment is needed, water treatment systems for water hardness cost approximately $2,567.

The risk level for water hardness in Connecticut is rated as low. The state average of 128.37 mg/L CaCO3 is 7.1% below the national average of 138.229 mg/L CaCO3.