Arsenic in North Dakota Well Water

In North Dakota, arsenic levels average 6.423 ppb, with a maximum recorded level of 29.666 ppb. The EPA limit is 10 ppb. Currently 7.8% of tested wells exceed this limit, affecting approximately 5,070 wells.

Testing for arsenic in North Dakota typically costs around $49. If treatment is needed, water treatment systems for arsenic cost approximately $2,102.

The risk level for arsenic in North Dakota is rated as low. The state average of 6.423 ppb is 51.4% above the national average of 4.243 ppb.