Chloride in Maine Well Water

In Maine, chloride levels average 137.288 mg/L, with a maximum recorded level of 622.359 mg/L. The EPA limit is 250 mg/L. Currently 6.9% of tested wells exceed this limit, affecting approximately 22,080 wells.

Testing for chloride in Maine typically costs around $140. If treatment is needed, water treatment systems for chloride cost approximately $3,559.

The risk level for chloride in Maine is rated as low. The state average of 137.288 mg/L is 19.5% above the national average of 114.869 mg/L.