Sulfate in Oklahoma Well Water

In Oklahoma, sulfate levels average 181.919 mg/L, with a maximum recorded level of 641.69 mg/L. The EPA limit is 250 mg/L. Currently 11.2% of tested wells exceed this limit, affecting approximately 24,640 wells.

Testing for sulfate in Oklahoma typically costs around $28. If treatment is needed, water treatment systems for sulfate cost approximately $4,542.

The risk level for sulfate in Oklahoma is rated as moderate. The state average of 181.919 mg/L is 63.2% above the national average of 111.500 mg/L.