Copper in Idaho Well Water

In Idaho, copper levels average 0.236 mg/L, with a maximum recorded level of 1.06 mg/L. The EPA limit is 1.3 mg/L. Currently 11.1% of tested wells exceed this limit, affecting approximately 31,080 wells.

Testing for copper in Idaho typically costs around $70. If treatment is needed, water treatment systems for copper cost approximately $3,144.

The risk level for copper in Idaho is rated as moderate. The state average of 0.236 mg/L is 59.4% below the national average of 0.581 mg/L.