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      Doon, IA Radon Levels

      Check local Doon radon levels and find certified testing and mitigation professionals to keep your home safe

      Doon, IA Radon Facts

      EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
      County Lyon County, IA
      Zip Code 51235
      Avg. User Level 4.00 pCi/L
      User Tests 1

      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.

      4.00
      pCi/L average
      Above EPA Action Level

      Based on 1 user-submitted radon test for homes in Doon, IA. The EPA recommends taking action at or above 4.0 pCi/L.

      0
      4.0 EPA
      10+

      Doon, IA Radon Mitigation

      Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

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      Doon, IA Radon Levels

      User-submitted radon test readings from homes in the Doon area.

      Radon LevelCityHome AgeFoundation
      4 pCi/L Doon, IA 21-50 Years Partial Basement

      Have a radon test result for Doon? Submit your reading to help other homeowners.

      Radon FAQ for Doon, IA

      What is the average radon level in Doon, IA?
      Based on 1 user-submitted test, the average radon level in Doon is 4.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.
      What EPA Radon Zone is Doon in?
      Doon and the 51235 zip code are in Lyon 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 Doon?
      Radon mitigation in Doon 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 Doon?
      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.

      CityAvg User Radon LevelSubmissions
      Waterloo 8.50 pCi/L 4
      Ames 9.67 pCi/L 3
      Fairfield 14.00 pCi/L 2
      Mount Pleasant 12.00 pCi/L 2
      Ottumwa 5.50 pCi/L 2
      Iowa City 7.00 pCi/L 1
      Muscatine No submissions 0

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      Free Radon Mitigation Quote

      Or call for a free quote: 1-800-299-3578

      A licensed contractor will contact you immediately.

      * Required