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How harmful is radon level

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For sample adults ages 18 and older whose household air was tested for radon and who received their radon level results, RADONHARM reports how harmful the respondent believed the radon level to be to health. Respondents could choose between not harmful, somewhat harmful, very harmful, or don't know.

RADONHARM is included in the sample adult section within a series of questions about environmental health concerns, including testing for lead and radon. For more information and related variables, see RADHEAR or use the IPUMS NHIS search function and drop-down menus.


There are no comparability issues.


  • 1990: Sample persons age 18+ who ever heard of radon, whose household air was tested for radon, and who were not still waiting for the results of radon testing.


  • 1990