Chloride in Arizona Well Water

In Arizona, chloride levels average 106.933 mg/L, with a maximum recorded level of 364.051 mg/L. The EPA limit is 250 mg/L. Currently 9.0% of tested wells exceed this limit, affecting approximately 25,200 wells.

Testing for chloride in Arizona typically costs around $139. If treatment is needed, water treatment systems for chloride cost approximately $4,975.

The risk level for chloride in Arizona is rated as moderate. The state average of 106.933 mg/L is 6.9% below the national average of 114.869 mg/L.