Frequent Questions

Where can I locate information about radon?

For information about radon, see the following web pages:


Look up your state and regional contact for radon service professionals as well as your state radon program.

EPA supports the following toll-free hotlines to best serve consumers with radon-related questions and concerns:

Radon Hotlines Web page:

  • 1-800-SOSRADON (1-800-767-7236)* Purchase radon test kits by phone.
  • 1-800-55RADON (557-2366)* Get live help for your radon questions.
  • 1-800-644-6999* Radon Fit-It Hotline. For general information on fixing or reducing the radon level in your home.
  • 1-800-426-4791 Safe Drinking Water Hotline. For general information on drinking water, radon in water, testing and treatment, and standards for radon drinking water. Operated under a contract with EPA.

*Operated by Kansas State University in partnership with EPA
Kansas State University (KSU)
Web site Exit Phone: (785) 532-6026
Fax: (785) 532-6952

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