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

About Radon Levels
in Saint Charles County

The average national indoor radon level is 1.3 pCi/L. (What is a picocurie?)
The average indoor radon levels of Saint Charles County, as determined by radon test results from Air Chek, Inc, is 3.6 pCi/L

Radon Risk chart for Saint Charles County

   Results under 2 pCi/L

   Results between 2 and 3.9 pCi/L

   Results 4 pCi/L and above

Additional information about radon levels in Saint Charles County may be available through this website

Radon Resources