About Radon Levels in Cass County

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

The average indoor radon levels of Cass County, as determined by radon test results from Air Chek, is 5.6 pCi/L


Radon Risk Chart for Cass 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 Cass County may be available through this website.


State Radon Officer

Sharon Odom
(866) 628-9891
(573) 522-8596
Missouri Department of Health and Senior Services
PO Box 570
Jefferson City MO, 65102

Radon Resources