Plymouth, IA Radon Levels
Check local Plymouth radon levels and find certified testing and mitigation professionals to keep your home safe
Plymouth, IA Radon Facts
EPA Radon Zone
Zone 1 — High Risk
> 4.0 pCi/L (Zone 1)
County
Cerro Gordo County, IA
Zip Code
50464
Small Plymouth sits in Cerro Gordo County in north-central Iowa near Mason City (zip code 50464). While specific radon testing data for this community is limited, Iowa's glacial till soils over limestone bedrock create conditions favorable for radon accumulation. Individual home testing helps residents understand their specific radon exposure risk.
Plymouth, IA Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Need Radon Mitigation or Testing in Plymouth?
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Radon FAQ for Plymouth, IA
What EPA Radon Zone is Plymouth in?
Plymouth and the 50464 zip code are in Cerro Gordo 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 Plymouth?
Radon mitigation in Plymouth 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 Plymouth?
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.