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      Carroll, IA Radon Levels

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

      Carroll, IA Radon Facts

      EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
      County Carroll County, IA
      Zip Code 51401
      Avg. User Level 10.00 pCi/L
      User Tests 1

      Positioned in Carroll County within Iowa's glaciated prairie landscape, Carroll sits in EPA Zone 1, indicating high radon potential from the region's uranium-rich glacial deposits. The community's loess soils over limestone bedrock create excellent conditions for radon gas migration into basements and lower levels. Though comprehensive testing data for zip code 51401 remains limited, homeowners should prioritize radon testing given the geological risk factors present throughout central Iowa.

      10.00
      pCi/L average
      Above EPA Action Level

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

      0
      4.0 EPA
      10+

      Carroll, IA Radon Mitigation

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

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      Carroll, IA Radon Levels

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

      Radon LevelCityHome AgeFoundation
      10 pCi/L Carroll, IA 100+ Years Partial Basement

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

      Radon FAQ for Carroll, IA

      What is the average radon level in Carroll, IA?
      Based on 1 user-submitted test, the average radon level in Carroll is 10.00 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 Carroll in?
      Carroll and the 51401 zip code are in Carroll 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 Carroll?
      Radon mitigation in Carroll 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 Carroll?
      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