Radon (Rn)
Where You Live
Find local information related to radon, including your state radon program, with contact information, EPA Regional contacts, the EPA Map of Radon Zones (including full size state maps), National Radon Action Month Events, and the Directory of Builders Using Radon-Resistant New Construction. Native Americans living on Tribal Lands should contact their Tribal Health Department or Housing Authority for assistance (see also www.epa.gov/iaqtribal/directory.html).
Some states "regulate" or "qualify" providers of radon measurement and mitigation services by requiring registration, certification, or licensing; some issue identification cards. Your state can provide you with more information. To date, the following states have some form of radon requirements for radon service providers (CA, DE, FL, IL, IN, IA, KY, ME, NE, NJ, OH, PA, RI, VA and WV).
Click on your state in the map below, or choose your state in the pull-down menu below and click on "Go" to find your state information.
EPA Regions
Find general contact information at the regional level.
Region 1, Boston | Region 2, New York | Region 3, Philadelphia | Region 4, Atlanta | Region 5, Chicago | Region 6, Dallas | Region 7, Kansas City | Region 8, Denver | Region 9, San Francisco | Region 10, Seattle
Additional EPA Resources
| Concerned Citizens Resources |
| EPA's American Indian Tribal Portal |
| Healthy School Environments |
| State Environmental Agencies List |
| Regional Radon Training Centers |
| IAQ Tribal Partners Program |