State Radon Officer

Brian Green
(800) 546-0483
(406) 841-5230
MT Department of Environmental Quality
PO Box 20091
Helena MT, 59620

About Radon Levels
in Missoula County

The average national indoor radon level is 1.3 pCi/L. (What is a picocurie?)
The average indoor radon levels of Missoula County, as determined by radon test results from Air Chek, Inc, is 6.9 pCi/L

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

Radon Resources