Radon Resources in Colorado

Radon Revisited: The early warnings may have been overblown, but research since has shown that lung cancer risk from the gas is real

Colorado Department of Public Health and Environment
4300 Cherry Creek Drive South, Denver, Colorado 80246-1530
E-mail: cdphe.information@state.co.us
Phone: 303-692-2000

Colorado Radon Programs
Hazardous Materials and Waste Management Division
4300 Cherry Creek Drive South, Denver, CO 80246-1530
Phone: 1-800-846-3986, or (303) 692-3300
Radon Contact: Chrystine Kelley Chrys.Kelley@state.co.us (303) 692-3442

Radon Facts and Map of Radon Zones in Colorado

Environmental Protection Agency
1595 Wynkoop St.
Denver, CO 80202-1129
Toll Free: 800-227-8917/(303) 312-6312

Directory of Builders Using Radon-Resistant New Construction
EPA offers the Directory of Builders as a one-stop service to home buyers who are looking for builders that use radon-resistant construction techniques in new homes. The Directory contains the names of builders using RRNC who have voluntarily registered with EPA. EPA encourages all builders that use the recommended radon-resistant techniques to be listed in the Directory