Water Hardness in Oregon Well Water

In Oregon, water hardness levels average 211.24 mg/L CaCO3, with a maximum recorded level of 394.94 mg/L CaCO3. The EPA limit is 180 mg/L CaCO3. Currently 5.2% of tested wells exceed this limit, affecting approximately 18,200 wells.

Testing for water hardness in Oregon typically costs around $44. If treatment is needed, water treatment systems for water hardness cost approximately $3,057.

The risk level for water hardness in Oregon is rated as low. The state average of 211.24 mg/L CaCO3 is 52.8% above the national average of 138.229 mg/L CaCO3.