Fluoride in New Hampshire Well Water

In New Hampshire, fluoride levels average 0.87 mg/L, with a maximum recorded level of 3.956 mg/L. The EPA limit is 4 mg/L. Currently 4.7% of tested wells exceed this limit, affecting approximately 15,980 wells.

Testing for fluoride in New Hampshire typically costs around $26. If treatment is needed, water treatment systems for fluoride cost approximately $3,785.

The risk level for fluoride in New Hampshire is rated as low. The state average of 0.87 mg/L is 50.9% below the national average of 1.771 mg/L.