Radon in Iowa

What Is the Risk from Radon in Iowa?

All of Iowa is in Zone 1 (red), indicating Iowans have a very high potential for elevated levels of radon gas. You can see the estimated radon risk for each county on this interactive map.

Iowa Radon Hotline

Need more information on radon in Iowa? Call the Iowa Radon Hotline at 1-800-383-5992. Operating hours are 8:30 am (CST) through 4:30 pm (CST). If you are calling after standard operating hours, the automated messaging service will record your message and a staff member will return your call.

For a list of radon measurement and mitigation specialists please visit the Iowa Department of Public Health website.

Iowa Radon Videos

Radon Measurement Guide for Schools

The American Lung Association in Iowa in partnership with the Iowa Department of Public Health has created a guide for radon measurements in schools. To participate, follow the free online training that offers best practices for testing protocol and accuracy.

Iowa Radon Poster & Video Contests

The Iowa Radon Poster and Video Contests take place each year to raise awareness about the dangers of radon gas.

Page last updated: November 21, 2022

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