Chloride in Missouri Well Water

In Missouri, chloride levels average 157.966 mg/L, with a maximum recorded level of 447.473 mg/L. The EPA limit is 250 mg/L. Currently 9.4% of tested wells exceed this limit, affecting approximately 39,480 wells.

Testing for chloride in Missouri typically costs around $50. If treatment is needed, water treatment systems for chloride cost approximately $931.

The risk level for chloride in Missouri is rated as moderate. The state average of 157.966 mg/L is 37.5% above the national average of 114.869 mg/L.