Contact Us
How Can I Find Answers to Questions I Have About Radon?
- Use our Frequently Asked Questions Database
- Look through our publications online
- Ask questions via an information specialist
- Write to us or call us
View Frequent Questions / Ask a Question
Search frequently asked questions or submit your own question or comment in our Frequent Questions Database. In addition to questions and answers relating to indoor environments, you may use this database to find information on any of our topic areas (click on the icon for a list of IAQ topics with their descriptions, for example, Asthma, Radon, IAQ Tools for Schools, Mold, Smoke-free Homes, IAQ Design Tools for Schools, and General Indoor Air Quality Issues). You can also use this database to subscribe to any new information or updated information relating to any of the topics that may be posted on our website.
See a listing of our publications
See a list of hotlines available
Contact our Offices
Call: (202) 343-9370 (in Washington, DC)
Fax: (202) 343-2394 or (202) 343-2392
Regular Mail Address: U.S. EPA/Office of Radiation and Indoor Air
Indoor Environments Division
1200 Pennsylvania Avenue, NW
Mail Code 6609J
Washington, DC 20460Courier Service or Delivery address: U.S. EPA/Office of Radiation and Indoor Air
Indoor Environments Division
1310 L Street, NW 4th Floor
Washington, DC 20005