Water Hardness in Alaska Well Water

In Alaska, water hardness levels average 167.84 mg/L CaCO3, with a maximum recorded level of 308.51 mg/L CaCO3. The EPA limit is 180 mg/L CaCO3. Currently 17.9% of tested wells exceed this limit, affecting approximately 17,005 wells.

Testing for water hardness in Alaska typically costs around $131. If treatment is needed, water treatment systems for water hardness cost approximately $1,433.

The risk level for water hardness in Alaska is rated as high. The state average of 167.84 mg/L CaCO3 is 21.4% above the national average of 138.229 mg/L CaCO3.