Copper in South Dakota Well Water

In South Dakota, copper levels average 0.886 mg/L, with a maximum recorded level of 1.821 mg/L. The EPA limit is 1.3 mg/L. Currently 11.5% of tested wells exceed this limit, affecting approximately 8,625 wells.

Testing for copper in South Dakota typically costs around $127. If treatment is needed, water treatment systems for copper cost approximately $1,372.

The risk level for copper in South Dakota is rated as moderate. The state average of 0.886 mg/L is 52.5% above the national average of 0.581 mg/L.