Chloride in Montana Well Water

In Montana, chloride levels average 195.483 mg/L, with a maximum recorded level of 810.907 mg/L. The EPA limit is 250 mg/L. Currently 4.9% of tested wells exceed this limit, affecting approximately 8,820 wells.

Testing for chloride in Montana typically costs around $65. If treatment is needed, water treatment systems for chloride cost approximately $2,212.

The risk level for chloride in Montana is rated as low. The state average of 195.483 mg/L is 70.2% above the national average of 114.869 mg/L.