Iron in Wisconsin Well Water

In Wisconsin, iron levels average 0.12 mg/L, with a maximum recorded level of 0.568 mg/L. The EPA limit is 0.3 mg/L. Currently 10.2% of tested wells exceed this limit, affecting approximately 79,560 wells.

Testing for iron in Wisconsin typically costs around $70. If treatment is needed, water treatment systems for iron cost approximately $4,941.

The risk level for iron in Wisconsin is rated as moderate. The state average of 0.12 mg/L is 7.7% below the national average of 0.130 mg/L.