Radon Resources

At a glance

Additional radon resources from CDC, other federal agencies, and from the National Radon Workgroup.

Illustration of green houses and buildings.

Live Help

  • 1-800-55RADON (557-2366)* to get live help for your radon questions.
  • 1-800-644-6999*– Radon Fix-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 operated under an EPA contract.

*Operated by Kansas State University in partnership with EPA.

Content Source
National Center for Environmental Health
About This Page
Published: May 15, 2024
Updated: August 26, 2026

This page was last updated on this date. Updates may include minor edits, image changes, or other modifications to page content.

Reviewed: August 26, 2026

The information on this page was last reviewed by subject matter experts to ensure accuracy.