Radon Levels Illinois Daily

Understanding Radon in Illinois Homes I have spent years working with homeowners across the Metro East area, from Belleville to Edwardsville to O'Fallon IL and Collinsville, and one question I hear more than any other is whether radon is really a problem here. The short answer is yes. Radon gas is a naturally occurring radioactive gas that comes from the decay of uranium in soil, and it can seep into homes through cracks in foundations, gaps around pipes, and other openings