Selma, IN Radon Mitigation and Testing

Q: What EPA Radon Zone is Selma in?

Selma is in Delaware County, EPA Zone 1.

Q: How much does radon mitigation cost in Selma?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Delaware County

EPA Zone 1

Found in Delaware County in east-central Indiana, Selma sits over glacial till deposits and underlying Ordovician limestone that create high radon potential typical of the region. While testing data for the 47383 zip code area is currently limited, the EPA Zone 1 designation indicates significant risk for elevated indoor radon levels. Many local homes feature full basements in older farmhouse and small-town construction that can trap radon effectively.

Selma, IN Radon Mitigation

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

Selma, IN Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Selma Radon Facts

Key details about the radon risk profile for Selma and the 47383 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Delaware County, IN

Zip Code

47383

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Selma and the 47383 zip code are located in Delaware County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Selma, IN

What EPA Radon Zone is Selma in?

Selma and the 47383 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 Selma?

Radon mitigation in Selma 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 Selma?

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 with the most user-submitted radon test data in the state.

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
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
Westfield	7.00 pCi/L	2
Fishers	6.50 pCi/L	2
Corydon	6.00 pCi/L	2
Warsaw	5.50 pCi/L	2
Indianapolis	4.00 pCi/L	2
Newburgh	8.00 pCi/L	1
Logansport	7.00 pCi/L	1
Terre Haute	5.00 pCi/L	1
Muncie	4.00 pCi/L	1
Brownsburg	No submissions	0