Manganese in Rhode Island Well Water

In Rhode Island, manganese levels average 9.264 ppb, with a maximum recorded level of 40.988 ppb. The EPA limit is 50 ppb. Currently 7.0% of tested wells exceed this limit, affecting approximately 4,550 wells.

Testing for manganese in Rhode Island typically costs around $76. If treatment is needed, water treatment systems for manganese cost approximately $3,439.

The risk level for manganese in Rhode Island is rated as low. The state average of 9.264 ppb is 57.6% below the national average of 21.866 ppb.