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Radon Gas and Public Health

Test your home. Protect your health.

The Oregon Radon Awareness Program (ORAP) works to educate the public on the hazards of radon gas, promote radon testing and mitigation, and encourage radon-resistant new construction throughout the state.

For a quick reference, visit our frequently asked questions page.

Radon Risk Map - Updated January 2018

  • The updated Radon Risk Map shows much of the state at risk.
  • The best time to test for radon is in the winter months when levels are expected to be at their highest.

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