Manganese in Oregon Well Water

In Oregon, manganese levels average 38.607 ppb, with a maximum recorded level of 127.578 ppb. The EPA limit is 50 ppb. Currently 11.3% of tested wells exceed this limit, affecting approximately 39,550 wells.

Testing for manganese in Oregon typically costs around $46. If treatment is needed, water treatment systems for manganese cost approximately $2,718.

The risk level for manganese in Oregon is rated as moderate. The state average of 38.607 ppb is 76.6% above the national average of 21.866 ppb.