Doon, IA Radon Mitigation and Testing
Positioned in Lyon County along Iowa's northwestern border, Doon sits in EPA Zone 1 where glacial deposits create favorable conditions for radon gas accumulation. Since testing data is limited for zip code 51235, homeowners are encouraged to conduct professional radon testing to determine their specific exposure levels. The area's agricultural setting and geological characteristics make individual testing particularly important for health planning.
Based on 1 user-submitted radon test for homes in Doon, IA. The EPA recommends taking action at or above 4.0 pCi/L.
Doon, IA Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Doon, IA Radon Testing
Finding qualified radon testing professionals is the first step toward protecting your home.
Doon, Iowa Radon Levels
User-submitted radon test readings from homes in the Doon area.
| Radon Level | City | Home Age | Foundation | Submitted |
|---|---|---|---|---|
| 4 pCi/L | Doon, IA | 21-50 Years | Partial Basement | Apr 2026 |
Have a radon test result for Doon? Submit your reading to help other homeowners.
Doon Radon Facts
Key details about the radon risk profile for Doon and the 51235 zip code area.
Doon and the 51235 zip code are located in Lyon County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.