Positioned in southeastern Iowa's Henry County, Winfield benefits from the state's comprehensive radon awareness programs, though local testing data for zip code 52659 remains limited. The area's glacial till soils over limestone bedrock create conditions where radon levels can vary significantly between neighboring properties. Individual testing is essential to determine specific radon concentrations in this geologically active region.
Winfield, IA Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Winfield, IA Radon Testing
Finding qualified radon testing professionals is the first step toward protecting your home.
Winfield Radon Facts
Key details about the radon risk profile for Winfield and the 52659 zip code area.
EPA Radon Zone
Zone 1 — High Risk
County
Henry County, IA
Zip Code
52659
Predicted Screening Level
> 4.0 pCi/L (Zone 1)
Winfield and the 52659 zip code are located in Henry 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.
Radon FAQ for Winfield, IA
What EPA Radon Zone is Winfield in?
Winfield and the 52659 zip code are in Henry County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.
How much does radon mitigation cost in Winfield?
Radon mitigation in Winfield typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.
Should I test for radon if I'm buying a home in Winfield?
Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.
Most Active Radon Markets in Iowa
Cities with the most user-submitted radon test data in the state.
