How radon enters a house

Radon Information Toll-free Hotline:
John Podolinsky |  Paul Tschida

Find a Radon Service Provider 

Radon Leaders Saving Lives

Radon Control Act

Interested in Radon?


Are you interested in receiving updates, news, and events related radon? Subscribe to the Radon Interested Parties List for all the new radon information!

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Radon Tox FAQs

Check out the above link for radon frequently asked questions published by the Agency for Toxic Substances and Disease Registry

Missoula County Radon Ninja (YouTube)

Check out this Youtube video brought to you by Missoula Public Health.

Radon and Your Health

Radon is identified as the second leading cause of lung cancer in the United States. Only smoking causes more cases of lung cancer. Please refer to the following links for additional information.

American Lung Association

Environmental Protection Agency

EPA Press Release - Help Protect Your Family from Lung Cancer: Test and Know Your Home's Radon Level

Curie vs. Roentgen

Radon in Drinking Water

Fact Sheet


USGS - Occurrence and Hydrogeochemistry of Radiochemical Constituents in Groundwater of Jefferson County and Surrounding Areas, Southwestern Montana, 2007 through 2010

Montana Bureau of Mines and Geology: Radon and You: Promoting Public Awareness of Radon in Montana’s Air and Ground Water, 1998

Radon in Montana Homes