About Radon Levels in Jefferson County

The average national indoor radon level is 1.3 pCi/L. (FAQ: What is a picocurie?)

The average indoor radon levels of Jefferson County, as determined by radon test results from Air Chek, is 7.7 pCi/L


Radon Risk Chart for Jefferson County


    Results under 2 pCi/L

    Results between 2 and 3.9 pCi/L

    Results 4 pCi/L and above


Check Your Own Radon Levels!


Additional information about radon levels in Jefferson County may be available through this website.


State Radon Officer

Phillip Waters
(800) 272-9723
(317) 234-8604
IN State Dept of Health
2 North Meridian St, 5J
Indianapolis IN, 46204

Radon Resources