Fluoride in South Dakota Well Water

In South Dakota, fluoride levels average 2.7 mg/L, with a maximum recorded level of 11.902 mg/L. The EPA limit is 4 mg/L. Currently 5.8% of tested wells exceed this limit, affecting approximately 4,350 wells.

Testing for fluoride in South Dakota typically costs around $50. If treatment is needed, water treatment systems for fluoride cost approximately $3,552.

The risk level for fluoride in South Dakota is rated as low. The state average of 2.7 mg/L is 52.5% above the national average of 1.771 mg/L.