Sulfate in New Hampshire Well Water

In New Hampshire, sulfate levels average 190.344 mg/L, with a maximum recorded level of 887.956 mg/L. The EPA limit is 250 mg/L. Currently 12.2% of tested wells exceed this limit, affecting approximately 41,480 wells.

Testing for sulfate in New Hampshire typically costs around $45. If treatment is needed, water treatment systems for sulfate cost approximately $3,295.

The risk level for sulfate in New Hampshire is rated as moderate. The state average of 190.344 mg/L is 70.7% above the national average of 111.500 mg/L.