Mercury in Rhode Island Well Water

In Rhode Island, mercury levels average 0.57 ppb, with a maximum recorded level of 1.645 ppb. The EPA limit is 2 ppb. Currently 4.5% of tested wells exceed this limit, affecting approximately 2,925 wells.

Testing for mercury in Rhode Island typically costs around $127. If treatment is needed, water treatment systems for mercury cost approximately $1,487.

The risk level for mercury in Rhode Island is rated as low. The state average of 0.57 ppb is 38.2% below the national average of 0.923 ppb.