Chloride in Oklahoma Well Water

In Oklahoma, chloride levels average 68.403 mg/L, with a maximum recorded level of 150.813 mg/L. The EPA limit is 250 mg/L. Currently 14.2% of tested wells exceed this limit, affecting approximately 31,240 wells.

Testing for chloride in Oklahoma typically costs around $34. If treatment is needed, water treatment systems for chloride cost approximately $385.

The risk level for chloride in Oklahoma is rated as moderate. The state average of 68.403 mg/L is 40.5% below the national average of 114.869 mg/L.