Located in Johnson County within the Iowa City Metro area, Oxford sits on Devonian limestone bedrock that can contribute to elevated indoor radon levels. While local testing data is currently limited, homeowners in this EPA Zone 1 region should prioritize radon testing given the geological conditions. The 52322 zip code area features predominantly older farmsteads and newer rural residential construction where radon can accumulate in basements and lower levels.
Oxford, IA Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Oxford, IA Radon Testing
Finding qualified radon testing professionals is the first step toward protecting your home.
Oxford Radon Facts
Key details about the radon risk profile for Oxford and the 52322 zip code area.
EPA Radon Zone
Zone 1 — High Risk
County
Johnson County, IA
Zip Code
52322
Predicted Screening Level
> 4.0 pCi/L (Zone 1)
Oxford and the 52322 zip code are located in Johnson 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 Oxford, IA
What EPA Radon Zone is Oxford in?
Oxford and the 52322 zip code are in Johnson 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 Oxford?
Radon mitigation in Oxford 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 Oxford?
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.
