Nitrate in Maine Well Water

In Maine, nitrate levels average 2.481 mg/L, with a maximum recorded level of 7.374 mg/L. The EPA limit is 10 mg/L. Currently 6.3% of tested wells exceed this limit, affecting approximately 20,160 wells.

Testing for nitrate in Maine typically costs around $50. If treatment is needed, water treatment systems for nitrate cost approximately $1,205.

The risk level for nitrate in Maine is rated as low. The state average of 2.481 mg/L is 42.7% below the national average of 4.332 mg/L.