Delhi, IA Radon Levels
Check local Delhi radon levels and find certified testing and mitigation professionals to keep your home safe
Delhi, IA Radon Facts
EPA Radon Zone
Zone 1 — High Risk
> 4.0 pCi/L (Zone 1)
County
Delaware County, IA
Zip Code
52223
Found in Delaware County in northeastern Iowa, Delhi falls within EPA Zone 1, indicating high radon potential throughout the region. The area's deep glacial deposits and underlying limestone bedrock create ideal geological conditions for radon gas generation and migration into residential foundations. Limited testing data for zip code 52223 underscores the importance of individual home testing, particularly for the area's mix of historic and modern homes with basement foundations common to Iowa construction.
Delhi, IA Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Radon FAQ for Delhi, IA
What EPA Radon Zone is Delhi in?
Delhi and the 52223 zip code are in Delaware 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 Delhi?
Radon mitigation in Delhi 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 Delhi?
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 in Iowa with the most user-submitted radon test data, ranked by number of submissions.