Radon in South Carolina Well Water

In South Carolina, radon levels average 119.74 pCi/L, with a maximum recorded level of 569.274 pCi/L. The EPA limit is 300 pCi/L. Currently 2.2% of tested wells exceed this limit, affecting approximately 10,560 wells.

Testing for radon in South Carolina typically costs around $68. If treatment is needed, water treatment systems for radon cost approximately $216.

The risk level for radon in South Carolina is rated as minimal. The state average of 119.74 pCi/L is 13.3% below the national average of 138.042 pCi/L.