Delphi, IN Radon Levels
Check local Delphi radon levels and find certified testing and mitigation professionals to keep your home safe
Delphi, IN Radon Facts
EPA Radon Zone
Zone 1 — High Risk
> 4.0 pCi/L (Zone 1)
County
Carroll County, IN
Zip Code
46923
Found in Carroll County within the Lafayette Metro area, Delphi sits on Indiana's glacial till plains where dense clay soils over limestone bedrock create moderate radon potential. Testing data for this 46923 zip code community remains limited, making individual home assessment crucial for residents. Given Indiana's variable geological conditions, homeowners should conduct professional radon testing regardless of regional trends.
Delphi, IN 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 Delphi, IN
What EPA Radon Zone is Delphi in?
Delphi and the 46923 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 Delphi?
Radon mitigation in Delphi 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 Delphi?
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 Indiana
Cities in Indiana with the most user-submitted radon test data, ranked by number of submissions.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| Bloomington | 8.14 pCi/L | 7 |
| Kokomo | 7.40 pCi/L | 5 |
| Lafayette | 15.00 pCi/L | 3 |
| Valparaiso | 10.00 pCi/L | 3 |
| Westfield | 6.33 pCi/L | 3 |
| Avon | 6.00 pCi/L | 3 |
| West Lafayette | 10.50 pCi/L | 2 |
| Dyer | 9.50 pCi/L | 2 |
| Columbus | 7.50 pCi/L | 2 |
| Noblesville | 7.00 pCi/L | 2 |