Over 83 million people around the U.S. live in residences with radon levels over the EPA's action level, new data reveals.

In Pennsylvania, roughly 40% of homes are estimated to have levels of radon above the EPA’s health guideline, according to the Pennsylvania Department of Environmental Protection. This puts ...

Residents in need of guidance can contact DEP’s Radon Division at 717-783-3594 or the Radon Hotline at 800-237-2366. A full directory of state-certified radon professionals and labs is also ...