State Radon Officer

Walt Smith
(888) 569-7236
(608) 267-4796
Department of Health
1 West Wilson Street, P.O. Box 309
Madison WI, 53701

About Radon Levels
in Marathon County

The following chart was generated from aggregate test data supplied by Air Chek, Inc

Radon Risk chart for Marathon 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 Marathon County may be available through this website

Radon Resources