Fluoride in Wisconsin Well Water

In Wisconsin, fluoride levels average 1.526 mg/L, with a maximum recorded level of 6.322 mg/L. The EPA limit is 4 mg/L. Currently 9.9% of tested wells exceed this limit, affecting approximately 77,220 wells.

Testing for fluoride in Wisconsin typically costs around $38. If treatment is needed, water treatment systems for fluoride cost approximately $3,149.

The risk level for fluoride in Wisconsin is rated as moderate. The state average of 1.526 mg/L is 13.8% below the national average of 1.771 mg/L.