The average radon level in Michigan is almost twice the national average, and 1 in every 4 homes is expected to have amounts that exceed the recommended federal action level, according to data from ...

WASHTENAW COUNTY, MI - Radon, an odorless gas that’s the leading cause of lung cancer for non-smokers in the U.S., is also commonly found at high levels inside Washtenaw County homes, officials say.

Researchers from Harvard T.H. Chan School of Public Health have assembled a national database with millions of multi-day indoor radon measurements from 2001 to 2021. Findings reveal that nearly 25% of ...